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Ategrity Specialty Insurance Co Holdings

For the period ended Sep 30, 2025. Filed Nov 12, 2025.

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A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Sep 30, 2025 · Filed Nov 12, 2025

ASIC$23.95-0.6%Stored close · as of Nov 9, 2026

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Notes to Condensed Consolidated Financial Statements (Unaudited)

  1. Organization

Ategrity Specialty Insurance Company Holdings (the “Company”), formerly Ategrity Specialty Holdings LLC, converted from a Delaware limited liability company to a Nevada corporation (the “Corporate Conversion”) concurrent with its initial public offering (“IPO”) on June 11, 2025. The Company, which formed in 2017 and commenced operations in 2018, is an insurance holding company and conducts its operations principally through its wholly owned subsidiaries providing excess and surplus lines insurance and reinsurance products. The Company is majority owned by Zimmer Financial Services Group LLC (“ZFSG”), a financial services holding company with operations in the insurance and asset management industries. The following are the Company’s operating subsidiaries:

Ategrity Specialty Insurance Company (“Ategrity Specialty”), which is registered in Delaware and organized for the purpose of writing excess and surplus lines insurance on a non-admitted basis in the United States.

Ategrity Specialty Insurance Limited (“Ategrity Limited”) was incorporated under the laws of Bermuda (owned through Ategrity Specialty Holdings Limited, an intermediate holding company domiciled in Bermuda) for the sole purpose of providing quota-share insurance to Ategrity Specialty.

The Company and its subsidiaries own approximately 99.2% of ZP Utility Insurance Fund, L.P. (the “Utility Limited Partnership”). The Utility Limited Partnership operates as a feeder fund in a “master-feeder” structure, in which the Utility Limited Partnership invests substantially all its assets in ZP Master Utility Fund, Ltd. (the “Absolute Return Utility & Infrastructure Fund”), an exempted company incorporated in the Cayman Islands.

  1. Summary of Significant Accounting Policies

Basis of Presentation

The unaudited condensed consolidated financial statements and notes have been prepared in accordance with generally accepted accounting principles in the United States of America (“U.S. GAAP”) for interim financial information and do not contain all of the information and footnotes required by U.S. GAAP for complete financial statements. As such, these unaudited condensed consolidated interim financial statements should be read in conjunction with the audited consolidated financial statements of Ategrity Specialty Holdings LLC and its subsidiaries for the year ended December 31, 2024. The condensed consolidated balance sheet as of December 31, 2024 was derived from the Company’s audited annual consolidated financial statements. In the opinion of management, all adjustments necessary for a fair presentation of the condensed consolidated financial statements have been included. Such adjustments consist only of normal recurring items. All significant intercompany balances and transactions have been eliminated in consolidation. Interim results are not necessarily indicative of results of operations for the full year.

Certain prior period amounts have been reclassified to conform to the current period’s presentation.

Reverse Stock Split and Corporate Conversion

In connection with the Corporate Conversion, on June 10, 2025 the Company completed a 1‑for‑10.66 reverse stock split of its outstanding member units in which every 10.66 member units were converted into one share of common stock (the “Reverse Stock Split”). The effect of the Reverse Stock Split and Corporate Conversion were retroactively applied to all periods presented in these quarterly condensed consolidated financial statements to preserve comparability. Accordingly, the Company’s members’ equity that was reported in prior periods has been retroactively restated to reflect the common stock (par value) and additional paid-in-capital based on the conversion of member units to common stock.

Estimates and Assumptions

The preparation of the unaudited consolidated financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the amounts reported in the consolidated financial statements and accompanying disclosures. Management makes estimates and assumptions that include, but are not limited to, reserves for unpaid losses and loss adjustment expenses, fair value of financial assets and liabilities, allowance for credit losses, and income taxes.

Those estimates are inherently subject to change, and actual results may ultimately differ from those estimates.

Recent Accounting Pronouncements

The Company currently qualifies as an “emerging growth company” under the Jumpstart Our Business Startups Act of 2012, or the JOBS Act. Accordingly, the Company is provided the option to adopt new or revised accounting guidance either: (i) within the same periods as those otherwise applicable to non-emerging growth companies; or (ii) within the same time periods as private companies.

Accounting Standard Updates Recently Adopted

In November 2023, the Financial Accounting Standards Board (“FASB”) issued ASU 2023-07, Segment Reporting (Topic 280): Improvements to Reportable Segment Disclosures, which expands reportable segment disclosure requirements by requiring disclosures of significant reportable segment expenses that are regularly provided to the Chief Operating Decision Maker (“CODM”) and included within each reported measure of a segment's profit or loss. The ASU also requires disclosure of the title and position of the individual identified as the CODM and an explanation of how the CODM uses the reported measures of a segment’s profit or loss in assessing segment performance and deciding how to allocate resources. Additionally, ASU 2023-07 requires all segment profit or loss and assets disclosures to be provided on an annual and interim basis. ASU 2023-07 became effective for the Company for the year ended December 31, 2024 and is effective for interim periods within 2025. Refer to Note 17 for the Company’s segment reporting disclosures.

Accounting Standard Updates Not Yet Adopted

In December 2023, the FASB issued ASU 2023-09, Improvements to Income Tax Disclosures (Topic 740). ASU 2023-09 requires public companies, on an annual basis, to provide enhanced rate reconciliation disclosures, including disclosures of specific categories and additional information that meet a quantitative threshold. This update also requires public companies to, among other things, disaggregate income taxes paid by federal, state and foreign taxes. The guidance is effective for fiscal years beginning after December 15, 2024, however, these disclosures are not required for interim periods. The Company is evaluating the effect of the guidance on its consolidated financial statements and disclosures.

In November 2024, the FASB issued ASU 2024-03, Income Statement-Reporting Comprehensive Income-Expense Disaggregation Disclosures (Subtopic 220-40): Disaggregation of Income Statement Expenses, requiring public entities to disclose additional information about specific expense categories in the notes to the financial statements on an interim and annual basis. ASU 2024-03 is effective for fiscal years beginning after December 15, 2026, and for interim periods thereafter, with early adoption permitted. The Company is evaluating the effect of the guidance on its consolidated financial statements and disclosures.

In September 2025, the FASB issued ASU 2025-06, Targeted Improvements to the Accounting for Internal-Use Software (Subtopic 350-40). The standard eliminates the previous stage-based model for capitalization, introduces a “probable-to-complete” threshold that defers capitalization if significant development uncertainty exists, and aligns disclosure requirements with those for software developed for external use, as described in ASC 360-10, Property, Plant and Equipment. The ASU also supersedes ASC 350-50, Website Development Costs, unifying all internally developed technology, whether labeled “software” or “website”, under a single framework.. The guidance is effective for fiscal years beginning after December 15, 2027, and interim periods within those years, with early adoption permitted. The Company is currently assessing the potential impact of the guidance on its consolidated financial statements and disclosures.

  1. Consolidated Variable Interest Entity

The Company is party to the Amended and Restated Limited Partnership Agreement of the Utility Limited Partnership, which formed on March 19, 2018 under the laws of the State of Delaware and commenced operations on April 1, 2018. The Utility Limited Partnership operates as a feeder fund that invests substantially all of its assets in the Absolute Return Utility & Infrastructure Fund, an exempted company incorporated in the Cayman Islands. ZP Utility Insurance GP, LLC (the “Utility General Partner”) is responsible for the investment decisions of the Utility Limited Partnership.

Zimmer Partners, LP (the “Investment Manager”), a Delaware limited partnership and a related party, is the investment manager of the Absolute Return Utility & Infrastructure Fund and the Utility Limited Partnership. The Investment Manager is registered with the United States Securities and Exchange Commission as a registered investment advisor under the Investment Advisors Act of 1940.

ZP Utility Insurance GP, LLC a Delaware limited liability company and a related party, is the general partner of the Utility Limited Partnership and is responsible for the investment decisions of the Utility Limited Partnership. The

Utility General Partner owned less than 1% of the Utility Limited Partnership as of both September 30, 2025 and December 31, 2024.

The Company performed an assessment of all relevant facts and circumstances and determined that the Utility Limited Partnership is a Variable Interest Entity (“VIE”) as the equity holders as a group lack the characteristics of a controlling financial interest and that substantially all of the activities of the VIE are conducted on behalf of the Company. As a result, the Company concluded that it is the primary beneficiary of the Utility Limited Partnership.

The Company consolidates the Utility Limited Partnership as its primary beneficiary, meeting both the “power” and “benefits” criteria associated with VIE accounting guidance. Non-controlling interests in the unaudited condensed consolidated statement of operations and comprehensive income for the three and nine months ended September 30, 2025 and 2024 represent the ownership interests in the consolidated VIE held by entities or persons other than the Company. The assets of the consolidated VIE may only be used to settle obligations of the same VIE. In addition, there is no recourse to the Company for the consolidated VIE’s liabilities.

On March 31, 2025, the Company redeemed $97.2 million from the Utility Limited Partnership.

The carrying amounts of the assets and liabilities of the Utility Limited Partnership consolidated VIE included in the Company’s condensed consolidated balance sheets are as follows:

September 30, 2025December 31, 2024
(in thousands)
Assets
Cash$4$5
Investments in the Absolute Return Utility & Infrastructure Fund, at fair value175,035270,242
Investment in affiliated fund, at fair value (cost of $191 in 2025 and $191 in 2024)280280
Due from the Absolute Return Utility & Infrastructure Fund—16,857
Total assets$175,319$287,384
Liabilities and partners' capital
Liabilities:
Withdrawals payable—16,858
Accrued expenses and other liabilities6488
Total liabilities6416,946
Partners' capital:
Limited partners173,819269,938
General partner1,436500
Total partners' capital:175,255270,438
Total liabilities and partners' capital$175,319$287,384
  1. Investments

Fixed-Maturity Securities, Available-for-Sale

The Company considers all fixed-maturity securities to be available-for-sale and reports them at fair value with the net unrealized gains or losses reported (after-tax) as a component of other comprehensive income.

The Company’s fixed-maturity securities, available-for-sale as of September 30, 2025 and December 31, 2024, are summarized as follows:

Cost or Amortized CostGross Unrealized GainsGross Unrealized (Losses)Fair Value
September 30, 2025 · (in thousands)
Fixed-maturity securities, available-for-sale:
U.S. Treasury securities and obligations guaranteed by the U.S. government$2,076$42$—$2,118
Corporate501,46111,562(242)512,781
Total fixed-maturity securities, available-for-sale$503,537$11,604$(242)$514,899
Cost or Amortized CostGross Unrealized GainsGross Unrealized (Losses)Fair Value
December 31, 2024 · (in thousands)
Fixed-maturity securities, available-for-sale:
U.S. Treasury securities and obligations guaranteed by the U.S. government$84,456$21$(282)$84,195
Corporate349,6936,257(2,145)353,805
Commercial and residential mortgage and other asset-backed816—(64)752
Total fixed-maturity securities, available-for-sale$434,965$6,278$(2,491)$438,752

Contractual Maturities of Available-for-Sale Fixed-Maturity Securities

The amortized cost and fair value of fixed-maturity securities, available-for-sale as of September 30, 2025, categorized by contractual maturity, are summarized as follows:

Amortized CostFair Value
September 30, 2025 · (in thousands)
Due in one year or less$19,344$19,568
Due after one year through five years150,375154,085
Due after five years through ten years284,787291,676
Due after ten years49,03149,570
Total fixed-maturity securities, available-for-sale$503,537$514,899

Actual maturities may differ from contractual maturities because borrowers have the right to call or prepay obligations with or without call or prepayment penalties.

Fixed-Maturity Securities, Available-for Sale, in a Loss Position

The following table shows the Company’s gross unrealized losses and fair value for available-for-sale securities aggregated by investment category and the length of time that individual securities have been in a continuous unrealized loss position:

Less Than 12 Months12 Months or MoreTotal
Fair ValueGross Unrealized (Losses)Fair ValueGross Unrealized (Losses)Fair ValueGross Unrealized (Losses)
September 30, 2025 · (in thousands)
Fixed-maturity securities, available-for-sale:
Corporate$47,734$(242)$—$—$47,734$(242)
Total fixed-maturity securities, available-for-sale$47,734$(242)$—$—$47,734$(242)
Less Than 12 Months12 Months or MoreTotal
Fair ValueGross Unrealized (Losses)Fair ValueGross Unrealized (Losses)Fair ValueGross Unrealized (Losses)
December 31, 2024 · (in thousands)
Fixed-maturity securities, available-for-sale:
U.S. Treasury securities and obligations guaranteed by the U.S. government$71,408$(282)$—$—$71,408$(282)
Corporate95,079(2,145)——95,079(2,145)
Commercial and residential mortgage and other asset-backed——752(64)752(64)
Total fixed-maturity securities, available-for-sale$166,487$(2,427)$752$(64)$167,239$(2,491)

As of September 30, 2025, the Company held securities ofeight issuers that were in an unrealized loss position with a total fair value of $47.7 million, and gross unrealized losses of $0.2 million. None of the fixed-maturity securities with unrealized losses has ever missed, or been delinquent on, a scheduled principal or interest payment date.

The Company performs a periodic assessment of its available for sale portfolio to determine if there is a decline in the fair value below the amortized cost basis and if the decline is due to credit-related factors or noncredit-related factors (i.e., changes in market-based interest rates). The Company considers several factors in completing its review of potential credit losses, including the extent to which a security’s fair value has been below cost and the financial condition of the issuer. In addition to specific issuer information, the Company also evaluates the current market and interest rate environment. Generally, a change in a security’s value caused by a change in the market or interest rate environment does not constitute a credit loss.

During the three months ended September 30, 2025, the Company recognized an impairment loss of $38 thousand on certain fixed-maturity securities classified as available-for-sale. The impairment reflected the Company’s intent to sell these securities prior to recovery of their amortized costs basis. Accordingly, the Company recognized in earnings and included in Net realized and unrealized gains (losses) in the condensed consolidated statements of operations the full difference between the securities’ amortized cost and fair value at the date of the Company’s decision to sell. The amortized cost basis of the affected securities were reduced by a corresponding amount.

For all other available-for-sale securities in an unrealized loss position as of September 30, 2025, the Company does not intend to sell, and it is not “more likely than not” that the Company will be required to sell these securities before recovery of their amortized cost basis.

The major categories of the Company’s net investment income for the three and nine months ended September 30, 2025 and 2024, are summarized as follows:

Three Months Ended September 30,Nine Months Ended September 30,
2025202420252024
(in thousands)
Investment income
Fixed-maturity securities, available-for-sale:$6,675$5,096$19,515$8,753
Utility & Infrastructure Investments8931,4503,8245,392
Short-term investments2,3611964,0852,477
Loans to affiliates1,5372503,330751
Cash equivalents4331,2671,3444,871
Equity securities———44
Securities sold, not yet purchased—(13)—(249)
Gross investment income11,8998,24632,09822,039
Management fees (1)(905)(1,506)(1,020)(4,200)
Other expenses (1)(33)70(331)(49)
Net investment income$10,961$6,810$30,747$17,790

(1) Amounts related to investment activity.

The following table summarizes the Company’s change in net unrealized gains (losses) on available-for-sale fixed maturity securities for the three and nine months ended September 30, 2025 and 2024:

Three Months Ended September 30,Nine Months Ended September 30,
2025202420252024
(in thousands)
Fixed-maturity securities, available-for-sale:
Change in net unrealized gains$7,521$13,792$7,575$18,024
Total$7,521$13,792$7,575$18,024

The following table presents realized and unrealized (losses) on investments for the three and nine months ended September 30, 2025 and 2024:

Three Months Ended September 30,Nine Months Ended September 30,
2025202420252024
(in thousands)
Gross realized gains:
Fixed-maturity securities, available-for-sale$102$409$6,465$928
Short-term investments42$4$2
Equity securities—37—99
Cash equivalents—(11)—4
Securities sold, not yet purchased—(122)15477
Utility & Infrastructure Investments13,60813,14639,93333,147
Total13,71413,46146,41734,657
Gross realized (losses):
Fixed-maturity securities, available-for-sale(151)(2,026)(163)(5,561)
Short-term investments—23(1)7
Equity Securities————
Cash equivalents———(2)
Securities sold, not yet purchased—(542)—(542)
Three Months Ended September 30,Nine Months Ended September 30,
2025202420252024
(in thousands)
Utility & Infrastructure Investments(2,708)(4,906)(14,096)(5,899)
Total(2,859)(7,451)(14,260)(11,997)
Net unrealized gains (losses) on investments:
Securities sold, not yet purchased—(283)—(236)
Utility & Infrastructure Investments(1,676)3,050(26,167)(15,474)
Total(1,676)2,767(26,167)(15,710)
Net realized and unrealized gains (losses)$9,179$8,777$5,990$6,950

Utility & Infrastructure Investments

The assets recognized in the Company’s condensed consolidated balance sheets related to the Company’s variable interests in non-consolidated VIEs as of September 30, 2025 and December 31, 2024, are summarized as follows:

September 30, 2025December 31, 2024
CostNet Unrealized Gains (Losses)Fair ValueCostNet Unrealized Gains (Losses)Fair Value
(in thousands)
Absolute Return Utility & Infrastructure Fund$162,753$12,282$175,035$216,075$54,167$270,242
MidCap Limited Partnership10,00053910,539———
Total Utility & Infrastructure Investments$172,753$12,821$185,574$216,075$54,167$270,242

Absolute Return Utility & Infrastructure Fund

The Company accounts for its investment in the Absolute Return Utility & Infrastructure Fund under the variable interest model at the fund’s Net Asset Value (“NAV”) as a practical expedient for fair value. This amount represents the Company’s maximum exposure to loss related to the unconsolidated VIE. The Absolute Return Utility & Infrastructure Fund is the master within a “master-feeder” fund structure whereby its current shareholders, Utility Limited Partnership and two other feeder funds (collectively, the “Feeder Funds”), invest substantially all their capital in the Absolute Return Utility & Infrastructure Fund.

The Absolute Return Utility & Infrastructure Fund’s investment objective is to employ an energy and infrastructure-focused long/short strategy which seeks to deliver absolute returns in all market conditions with minimal correlation to energy sector indices and broader market indices. The Absolute Return Utility & Infrastructure Fund invests primarily in the equities of electric and gas utilities, integrated utilities, water utilities, telecommunication companies, independent power producers and pipelines, exploration and production companies, oilfield service companies and more broadly in energy and infrastructure-related industries (such as chemicals, materials, transportation infrastructure and real estate equities). The Absolute Return Utility & Infrastructure Fund’s portfolio is generally managed to be balanced.

The Company performed an assessment of all relevant facts and circumstances and determined that the Absolute Return Utility & Infrastructure Fund is a VIE. The Company concluded that it is not the primary beneficiary of the VIE because the investment manager controls the significant activities of the Absolute Return Utility & Infrastructure Fund.

The Absolute Return Utility & Infrastructure Fund measures its investments, which consist primarily of equities, and its derivative activities, which relate to swap contracts, foreign currency forward contracts and option contracts, at fair value, being the amount for which an asset could be exchanged between knowledgeable willing parties in an arms-length transaction. As the majority of the Absolute Return Utility & Infrastructure Fund’s investments are exchange-traded securities, such securities are reported at fair value.

The following table summarizes certain investments of the Absolute Return Utility & Infrastructure Fund where the Utility Limited Partnership’s proportionate share of the fair value of the classes of investment represents more than 10% of the Company’s stockholders’ equity as of September 30, 2025 and December 31, 2024:

Investment in securitiesCost (1)Fair Value (1)Percentage of Stockholders' Equity
September 30, 2025 · (in thousands)
Assets:
Total common stock$298,440$319,01954.20%
Liabilities:
Total common stock$(181,503)$(190,794)-32.42%
Investment in securitiesCost (1)Fair Value (1)Percentage of Stockholders' Equity
December 31, 2024 · (in thousands)
Assets:
Total common stock$452,622$484,614121.67%
Liabilities:
Total common stock$(253,151)$(259,941)-65.26%

As of September 30, 2025, none of the Utility Limited Partnership’s proportionate share of the fair value of any investments of the Absolute Return Utility & Infrastructure Fund represent more than 5% of the Company’s stockholders’ equity.

The following table summarizes certain investments of the Absolute Return Utility & Infrastructure Fund where the Utility Limited Partnership’s proportionate share of the fair value of certain investment represents more than 5% of the Company’s stockholders’ equity as of December 31, 2024:

Investment in securitiesQuantity (1)Fair Value (1)Percentage of Stockholders' Equity
December 31, 2024 · (in thousands)
Targa Resources Corp1,331,300$23,0245.78%
Arthur J. Gallagher & Co750,000$20,6265.18%
Ryan Specialty Group Holdings Inc3,700,000$23,0005.77%
The Boeing Company2,224,500$38,1489.58%
Real Estate - Welltower Inc.2,775,294$33,8888.51%
The Boeing Company(2,257,000)$(38,706)-9.72%

Effective April 1, 2018, under the Investment Management Agreement, dated April 1, 2018, between the Utility Limited Partnership and the Investment Manager (the “Investment Management Agreement”) the Investment Manager is paid a quarterly fixed fee computed at an annual rate of 2.0% (i.e.,0.5% per quarter) of the balance of each Limited Partner’s Capital Account (the “Fixed Fee”). The Fixed Fee due under the Investment Management Agreement was waived by the Investment Manager for the six months ended June 30, 2025. The Fixed Fee was $0.8 million for both the three and nine months ended September 30, 2025 and $1.3 million and $3.8 million for the three and nine months ended September 30, 2024, respectively.

Under the terms of the revised Utility Limited Partnership Agreement of ZP Utility Insurance Fund, L.P., the Utility General Partner is entitled to an incentive allocation equal to 20% of the Utility Limited Partnership’s net profits, subject to high watermark provisions, and adjusted for withdrawals. The Incentive Allocation is credited as of the end of the fiscal year to the Capital Account of the Utility General Partner. The incentive allocation was $0.9 million for both the three and nine months ended September 30, 2025 and $2.3 million and $2.7 million for the three and nine months ended September 30, 2024, respectively.

The Utility Limited Partnership has a quarterly liquidity option, subject to specific conditions, which are as follows:

to the extent it is required to pay insurance claims

to the extent it is required to pay for reasonable operating expenses

in the event the Company receives a notification from A.M. Best, or

to the extent the Company is required to diversify its assets pursuant to a lay, order or regulation.

The Utility General Partner may withdraw all or a portion of its capital account at any time.

MidCap Limited Partnership

On January 1, 2025, the Company entered into the Amended and Restated Limited Partnership Agreement with the ZP MidCap Fund, L.P. (“MidCap Limited Partnership”) with an initial investment of $10 million. The MidCap Limited Partnership operates as a feeder fund in a “master-feeder” structure, in which the MidCap Limited Partnership invests substantially all of its assets in the ZP Master MidCap Fund, Ltd. (“MidCap Fund”).

ZP MidCap GP, LLC (the “MidCap General Partner”), an affiliate of ZFSG, is the general partner of the MidCap Limited Partnership and is responsible for the investment decisions of the MidCap Limited Partnership, including the appointment of the investment manager of the MidCap Limited Partnership. The Investment Manager is also the investment manager of the MidCap Fund and the MidCap Limited Partnership.

The Company performed an assessment of all relevant facts and circumstances and determined that the MidCap Limited Partnership is a VIE. The Company concluded that it is not the primary beneficiary of the VIE because the investment manager controls the significant activities of the MidCap Fund and MidCap Limited Partnership.

The Company accounts for its investment in the MidCap Limited Partnership under the fair value option at NAV as a practical expedient for fair value. This amount represents the Company’s maximum exposure to loss related to the unconsolidated VIE.

Loans to Affiliates

The Company entered into a series of related technology transactions, (the “Technology Transactions”) effective January 1, 2023, with ZFSG and Zimmer Technology Group, LLC (“ZTG”), a wholly owned subsidiary of ZFSG, governing the sale, licensing and services related to certain technology assets developed and owned by the Company. As part of the Technology Transactions, ZTG acquired the assets for a purchase price of $13.5 million paid in the form of a promissory note (“the Promissory Note”) issued by ZFSG bearing interest at 7.42% per annum with a maturity date of December 31, 2029. During the three months ended September 30, 2025, the Company received a principal repayment of $1.0 million, which reduced the unpaid principal balance to $12.5 million as of September 30, 2025.

In connection with the Company’s redemption on March 31, 2025 from its investment in the Utility Limited Partnership, effective April 1, 2025 the Company executed: (a) a Loan Agreement with a principal amount of $94.0 million, with Zimmer Insurance Services, LLC (“ZIS”), a wholly owned subsidiary of ZFSG (the “ZIS Loan”), as the borrower; and (b) a Guarantee and Pledge Agreement with ZFSG. The ZIS Loan provides for a fixed interest rate of 5.5%, payable annually in cash and matures on April 30, 2032. The Company carries the ZIS loan at its unpaid principal balance.

Insurance – Statutory Deposits

The Company had invested assets with a carrying value of $0.1 million on deposit with state regulatory authorities as of both September 30, 2025 and December 31, 2024, which are included in cash and cash equivalents in the condensed consolidated balance sheets.

  1. Fair Value Measurements

Three levels of inputs are used to measure fair value of financial instruments: (1) Level 1: quoted price (unadjusted) in active markets for identical assets, (2) Level 2: inputs to the valuation methodology include quoted prices for similar assets and liabilities in active markets and inputs that are observable for the asset or liability, either directly or indirectly, for substantially the full term of the instrument and (3) Level 3: inputs to the valuation methodology are unobservable for the asset or liability.

Fair value is defined as the exchange price that would be received for an asset or paid to transfer a liability in the principal or most advantageous market in an orderly transaction between market participants on the measurement date.

To measure fair value, the Company obtains quoted market prices for its investment securities from its outside investment managers. If a quoted market price is not available, the Company uses prices of similar securities. The values for all fixed-maturity securities (including federal, state and municipal securities and obligations of U.S. government corporations and agencies) generally incorporate significant Level 2 inputs, and in some cases, Level 3 inputs, using the market approach and income approach valuation techniques. There have been no changes in the Company’s use of valuation techniques since commencement of operations.

The Company reviews fair value prices provided by its outside investment managers for reasonableness and monitors changes in unrealized gains and losses. The Company has not historically adjusted security prices. The Company obtains an understanding of the methods, models and inputs used by the investment managers and independent pricing services, and controls are in place to validate that prices provided represent fair values. The Company’s control process includes, but is not limited to, initial and ongoing evaluation of the methodologies used, a review of specific securities and an assessment for proper classification within the fair value hierarchy and obtaining and reviewing internal control reports for the Company’s investment manager that obtains fair values from independent pricing services.

Financial instruments measured at fair value on a recurring basis as of September 30, 2025 and December 31, 2024, are summarized below by level within the fair value hierarchy:

Fair Value Measurements Using
Level 1Level 2Level 3Total
September 30, 2025 · (in thousands)
Assets
Fixed-maturity securities, available-for-sale:
U.S. Treasury securities and obligations guaranteed by the U.S. Government$—$2,118$—$2,118
Corporate—512,781—512,781
Total fixed-maturity securities, available-for-sale—514,899—514,899
Total assets$—$514,899$—$514,899
Fair Value Measurements Using
Level 1Level 2Level 3Total
December 31, 2024 · (in thousands)
Assets
Fixed-maturity securities, available-for-sale:
U.S. Treasury securities and obligations guaranteed by the U.S. Government$—$84,195$—$84,195
Corporate—353,805—353,805
Commercial and residential mortgage and other asset-backed—752—752
Total fixed-maturity securities, available-for-sale—438,752—438,752
Total assets$—$438,752$—$438,752
Fair Value Measurements Using
Level 1Level 2Level 3Total
December 31, 2024 · (in thousands)
Liabilities
Securities sold, not yet purchased:
U.S. Treasury securities$—$(930)$—$(930)
Total liabilities$—$(930)$—$(930)

There were no transfers between Level 1 and Level 2 for the three and nine months ended September 30, 2025 and 2024. The Company recognizes transfers between levels at the beginning of the reporting period.

The fair values of fixed-maturity securities owned, and securities sold, not yet purchased have been determined using quoted market prices for securities traded in the public market or prices using bid or closing prices for securities not traded in the public marketplace. The fair values of cash and cash equivalents and short-term investments approximate their carrying values due to their short-term maturity. See Note 4 regarding the fair value of the Utility & Infrastructure Investments.

Transfers out of Level 3 occur when the Company is able to obtain reliable prices from pricing vendors for which the Company was previously unable to obtain reliable prices. Transfers into Level 3 occur when the Company is unable to obtain reliable prices for securities from pricing vendors and instead must use broker price quotes. There were no transfers into or out of Level 3 during the three and nine months ended September 30, 2025 and 2024.

There were no realized gains or losses included in earnings during the three and nine months ended September 30, 2025 and 2024 attributable to the change in unrealized gains or losses relating to Level 3 assets valued at fair value on a recurring basis.

Investments for which external sources are not available or are determined by the Investment Manager not to be representative of fair value are recorded at fair value as determined by the Company, with input from its investment managers and valuation specialists as considered necessary. In determining the fair value of such investments, the Company considers one or more of the following factors: type of security held, convertibility or exchangeability of the security, redeemability of the security (including the timing of redemptions), application of industry accepted valuation models, recent trading activity, liquidity, estimates of liquidation value, purchase cost and prices received for securities with similar terms of the same issuer or similar issuers.

  1. Premiums Receivable, Net

Premiums receivable are carried at face value, net of any allowance for credit losses. The allowance for credit losses represents an estimate of amounts considered uncollectible based on the Company’s assessment of the collectability of receivables. The estimate considers historical collection data, current economic conditions and expectations of future conditions that could affect ultimate collections. Account balances are charged off against the allowance after all means of collection have been exhausted and the potential for recovery is considered remote.

The following table presents the rollforward of the allowance for credit losses for premiums receivable for the three and nine months ended September 30, 2025 and 2024.

Three Months Ended September 30,Nine Months Ended September 30,
2025202420252024
(in thousands)
Beginning balance$6,091$4,163$5,907$2,953
Current period change for estimated uncollectible premiums1,5381,5163,1632,726
Write-offs of uncollectible premiums receivable(145)—(1,586)—
Ending balance$7,484$5,679$7,484$5,679
  1. Deferred Policy Acquisition Costs

The following table presents the amounts of policy acquisition costs deferred and amortized for the three and nine months ended September 30, 2025 and 2024:

Three Months Ended September 30,Nine Months Ended September 30,
2025202420252024
(in thousands)
Balance, beginning of period$27,583$24,396$21,552$23,245
Policy acquisition costs deferred:
Direct commissions24,67218,20974,09056,298
Ceded commissions(8,209)(7,509)(26,087)(19,810)
Underwriting and other insurance expenses5833071,563735
17,04611,00749,56637,223
Amortization of policy acquisition costs(14,563)(11,481)(41,052)(36,546)
Net change2,483(474)8,514677
Balance, end of period$30,066$23,922$30,066$23,922
  1. Underwriting, Acquisition and Insurance Expenses

Underwriting, acquisition and insurance expenses for the three and nine months ended September 30, 2025 and 2024, include the following:

Three Months Ended September 30,Nine Months Ended September 30,
2025202420252024
(in thousands)
Policy acquisition costs$16,741$14,348$47,562$44,579
Operating expenses12,37510,10434,86927,578
Total underwriting, acquisition and insurance expenses$29,116$24,452$82,431$72,157
  1. Leases

The Company’s leases consist ofone operating lease on its office space in Scottsdale Arizona, that expires in 2028 and is subject to a renewal option at market rates prevailing at the time of renewal. The Company became a sublessor of the same office space when it entered into a sublease agreement effective July 1, 2022 with ZFSG. The base rent under the sublease is equal to that which the Company pays under the headlease and the sublease and the headlease are coterminous. The Company applies the portion of the straight-line sublease income that is equal to its headlease expense as a contra expense to headlease expense in underwriting, acquisition and insurance expenses and records the remainder in other income.

The following tables summarize details and balances associated with the Company’s operating lease and sublease:

September 30, 2025December 31, 2024
Lease Balances: · (in thousands)
Operating lease right-of-use assets$1,884$2,278
Operating lease liabilities$(2,276)$(2,738)
Three Months Ended September 30,Nine Months Ended September 30,
2025202420252024
(in thousands)
Lease Cost:
Operating lease cost$163$164$491$491
Sublease income(188)(188)(563)(563)
Net lease (income)$(25)$(24)$(72)$(72)
September 30, 2025December 31, 2024
Weighted-average remaining lease term — operating leases3.17 years3.92 years
Weighted-average discount rate — operating leases5.25%5.25%

Operating cash flows from the net lease were $0 for both the three and nine months ended September 30, 2025 and 2024. The remaining lease term of the operating lease was 3.17 years and 3.92 years as of September 30, 2025 and December 31, 2024, respectively. Future minimum lease payments under the operating lease as of September 30, 2025 are expected to be as follows:

Future Minimum Lease PaymentsSeptember 30, 2025
(in thousands)
2025$188
2026765
2027783
2028731
Thereafter—
Total lease payments2,467
Less: imputed interest(191)
Present value of lease liabilities$2,276
  1. Reserves for Unpaid Losses and Loss Adjustment Expenses

The following table reconciles the beginning and ending reserve balances for unpaid losses and loss adjustment expenses, net of reinsurance, to the gross amounts reported in the condensed consolidated balance sheets:

Nine Months Ended September 30,
20252024
(in thousands)
Balance, beginning of period
Reserves for unpaid losses and loss adjustment expenses$403,576$320,936
Reinsurance recoverable(119,596)(102,723)
Reserves for unpaid losses and loss adjustment expenses, net of reinsurance283,980218,213
Current Activity
Incurred losses and loss adjustment expenses, net of reinsurance:
Current year153,472124,241
Prior year—6,163
Total net losses and loss and adjustment expenses incurred153,472130,404
Payments:
Current year$(23,696)$(29,337)
Prior year(75,502)(49,088)
Total payments(99,198)(78,425)
Balance, end of period
Reserves for unpaid losses and loss adjustment expenses, net of reinsurance338,255270,192
Reinsurance recoverable148,943110,526
Reserves for unpaid losses and loss adjustment expenses, gross of reinsurance$487,198$380,718

For the nine months ended September 30, 2025, the Company hadno incurred net losses from prior accident years.

For the nine months ended September 30, 2024, the Company incurred net losses related to prior accident years of $6.2 million. This amount was primarily due to enhancements to the Company’s claims reserving approach with respect to loss adjustment expenses in its casualty lines.

The Company has not provided insurance coverage that could reasonably be expected to produce material levels of asbestos claims activity. In addition, management does not believe that the Company is exposed to environmental liability claims other than those which it has specifically underwritten and priced as an environmental exposure. This exposure is de minimis and the Company did not record specific reserves for it.

  1. Reinsurance

Written premiums, earned premiums and losses and loss adjustment expenses incurred for the three and nine months ended September 30, 2025 and 2024, are summarized as follows:

Three Months Ended September 30,Nine Months Ended September 30,
2025202420252024
(in thousands)
Written premiums:
Direct$143,858$110,552$427,503$318,771
Ceded(36,348)(34,624)(112,851)(95,811)
Net written$107,510$75,928$314,652$222,960
Earned premiums:
Direct$132,754$102,092$369,528$288,761
Ceded(39,044)(29,207)(110,589)(74,959)
Net earned$93,710$72,885$258,939$213,802
Losses and loss adjustment expenses:
Direct$77,536$58,091$208,753$169,033
Ceded(21,337)(12,861)(55,281)(38,629)
Net losses and loss adjustment expenses$56,199$45,230$153,472$130,404

As of September 30, 2025 and December 31, 2024, the Company had reinsurance recoverables on unpaid losses of $148.9 million and $119.6 million, respectively, and reinsurance recoverables on paid losses of $16.3 million and $14.0 million, respectively. As of September 30, 2025 and December 31, 2024, prepaid reinsurance premiums totaled $7.5 million and $3.9 million, respectively.

  1. Commitments and Contingent Liabilities

Contingencies arise in the normal conduct of the Company’s operations and are not expected to have a material effect on the Company’s financial condition or results of operations. However, adverse outcomes are possible and could negatively affect the Company’s financial condition and results of operations. As of September 30, 2025, the Company was not subject to any known litigation.

  1. Letters of Credit

On December 21, 2020, JPMorgan Chase Bank issued a letter of credit agreement in the amount of $35.0 million for the benefit of Ategrity Specialty on behalf of Ategrity Limited. On December 25, 2020, and as subsequently amended, Barclays Bank issued a letter of credit agreement in the amount of $35.0 million for the benefit of Ategrity Specialty on behalf of Ategrity Limited. The Barclays letter of credit agreement was terminated in accordance with its terms on September 4, 2025. As of September 30, 2025 and December 31, 2024, there wereno amounts drawn on these agreements. Fees paid on the agreements were $0.6 million and $1.5 million for the three and nine months ended September 30, 2025, respectively and $0.5 million and $1.6 million for the three and nine months ended September 30, 2024, respectively, and included in interest expense in the condensed consolidated statement of operations and comprehensive income.

  1. Employee Benefits

The Company is party to multi-employer savings plans (the “Savings Plans”) which qualify under Section 401(k) of the U.S. Internal Revenue Code. Participants may contribute certain percentages of their pre-tax salary to the Savings Plans subject to statutory limitations. On January 1, 2020, the Company increased its matching of employees’ contributions to the Saving Plan toone hundred percent, up to a maximum contribution of 5% of the participant’s earnings, subject to certain statutory limitations. For the three and nine months ended September 30, 2025, the expense associated with the Savings Plans totaled $0.3 million and $0.8 million, respectively, and $0.2 million and $0.5 million for the three and nine months ended September 30, 2024, respectively.

Starting on October 1, 2024, the Company’s employees participate in a self-insured healthcare plan sponsored by ZIS. ZIS provides insurance to our employees pursuant to such plan and other ancillary benefits. Ategrity Specialty made contributions of $0.6 million and $1.7 million respectively, toward the employer portion of insurance premiums for the benefit of its employees in the three and nine months ended September 30, 2025.

  1. Stockholders’ Equity

Corporate Conversion

On June 10, 2025, in connection with its initial public offering (“IPO”), Ategrity Specialty Holdings LLC converted from a Delaware limited liability company to a Nevada corporation. As part of the conversion, all outstanding membership interests were exchanged for shares of common stock of the newly incorporated entity, with no change in the relative ownership percentages of the Company’s equity holders. The conversion was accounted for as a recapitalization, and all historical financial statements have been retroactively adjusted to reflect the capital structure of the corporation.

Reverse Stock Split

Immediately prior to the effectiveness of the Company’s registration statement, the Company completed a 1-for-10.66 reverse stock split of its outstanding member units. All common share and per‑share information in these condensed consolidated financial statements has been retroactively restated to give effect to the reverse stock split. Fractional shares resulting from the reverse stock split were rounded up to the nearest whole share.

Initial Public Offering

On June 12, 2025, the Company completed its IPO, issuing 7,666,667 shares of common stock at a public offering price of $17.00 per share, generating gross proceeds of approximately $130.3 million, before deducting underwriting discounts and commissions of $8.6 million. Other offering expenses were $7.0 million, of which $2.2 million was paid in the year ended December 31, 2024, $3.4 million was paid in the nine months ended September 30, 2025 and $1.4 million was outstanding as of September 30, 2025, recorded in accounts payable and accrued expenses in the condensed consolidated financial statements. After deducting underwriting discounts, commissions, and offering expenses of $15.6 million, the Company received net proceeds of approximately $114.7 million, which were recorded in additional paid‑in capital. The Company intends to use the net proceeds to support growth initiatives, increase statutory capital and surplus of its insurance subsidiaries, and for general corporate purposes.

Share Capital

The following table summarizes the Company’s authorized, issued, and outstanding share capital as of the following dates:

Shares Issued and Outstanding
As Restated for Reverse Stock Split
Share ClassAuthorized Shares*Par ValueSeptember 30, 2025December 31, 2024
Common stock500,000,000$0.00148,066,67438,386,433
Preferred stock100,000,000$0.001——
  • As provided in the Company’s certificate of incorporation filed in connection with the IPO.

As of September 30, 2025, no preferred shares were issued or outstanding.

Additional Paid‑in Capital

The net proceeds from the IPO were credited to additional paid‑in capital. The Company's members’ equity that was reported in prior periods has been retroactively restated to reflect the common stock (par value) and additional paid-in-capital based on the conversion of member units to common stock. No dividends on common stock were declared or paid during the three and nine months ended September 30, 2025.

Directed Share Program

The underwriters of the IPO reserved for sale, at the IPO price, up to 7% of the shares offered by the Company’s final prospectus on form 424(b) filed with the Securities and Exchange Commission (the “SEC”) on June 11, 2025 (the “Prospectus), excluding the additional shares that the underwriters had an option to purchase, for sale to certain of the Company’s employees, certain of the Company’s directors and certain other parties. J.P. Morgan Securities LLC (“JPM”) administered this directed share program and the Company will indemnify JPM in connection with the directed share program. The underwriters were not entitled to any additional commission with respect to shares sold pursuant to the directed share program. During the three month period ended June 30, 2025,295,700 shares were sold under the directed share program for an aggregate price of $5.0 million. These 295,700 shares are included in the 7,666,667 shares issued reflected in the Condensed Consolidated Statements of Changes in Stockholders’ Equity and Non-Controlling Interest. No further shares are expected to be sold under the directed share program.

Other Capital Transactions

In January 2025, the Company issued 2,010,442 additional common shares to ZFSG, in exchange for U.S. Treasury bills of $20.0 million.

During the three months ended June 30, 2025, ZFSG made a cash contribution of $2.7 million and received 257,088 shares in connection with the repurchase of 257,088 shares from certain shareholders for an aggregate purchase price of $2.7 million. The net effect of this transaction was zero on the condensed consolidated statement of changes in stockholders’ equity and non-controlling interests.

Warrants

On October 21, 2024 (the “Issue Date”), ZFSG made an in-kind contribution of $22.2 million in principal amount of U.S. Treasury Notes with a fair value of $20.1 million to the Company and received (i)2,157,211 common shares, (ii)1,079,605 warrants to purchase common shares with an exercise price of $31.99 per share (Tranche 1); and (iii)375,147 warrants to purchase common shares with an exercise price of $21.32 per share (Tranche 2). Such underlying shares and exercise prices of the Tranche 1 and Tranche 2 warrants (collectively, the “Warrants”) are subject to customary anti-dilution adjustments set forth in each warrant certificate. ZFSG is entitled to exercise the Warrants for a term often years starting from the Issue Date by paying the exercise price in cash or on a cashless basis at the option of the holder.

The Company determined that the warrants are freestanding instruments indexed solely to its own common stock and meet all conditions for equity classification. Accordingly, the warrants are recorded in additional paid-in capital and are not remeasured each reporting period. As of September 30, 2025, all of the warrants issued are outstanding and remain unexercised.

Waiver of Warrant Participation Rights

On August 5, 2025, ZFSG, the holder of the Company’s outstanding warrants, executed a waiver of certain contractual rights that previously entitled ZFSG to participate in dividends and other distributions alongside common shareholders. The waiver is effective for the period beginning July 1, 2025 and ending on December 31, 2027 (the “Waiver Period”). During the Waiver Period, the warrants will not be considered participating securities under ASC 260, Earnings per Shareand the Company will no longer allocate earnings to the warrants under the two-class method. Instead, the warrants will be excluded from basic EPS and considered solely under the treasury stock method for diluted EPS, if dilutive.

The waiver is irrevocable, unconditional, and applies solely to the Waiver Period. Upon expiration of the Waiver Period on December 31, 2027, the participation rights under the warrants will automatically be reinstated without the need for any further action by either party.

This impact of this change on the basic and diluted EPS reported for the three and nine months ended September 30, 2025 is described in Note 18, Earnings per Share.

  1. Share-Based Compensation

Equity Incentive Plans

The Company’s Equity Incentive Plan (the “2019 Equity Plan”) provided for restricted units, non-qualified incentive options and other unit-based awards for directors, officers and other employees. The maximum number of the Company’s shares that were permitted to be issued under the 2019 Equity Plan was 4,689,339.

On June 10, 2025, the Company established the 2025 Incentive Plan (the “2025 Equity Plan”) which provides for stock options, including incentive stock options and nonqualified stock options, stock appreciation rights, restricted stock, dividend equivalents, restricted stock units, and other stock or cash based awards for directors, officers and other employees. The maximum number of the Company’s shares that may be issued under the 2025 Equity Plan is 268,292.

The Company recognized total share-based compensation expense of $268 thousand and $788 thousand for the three and nine months ended September 30, 2025, respectively and $81 thousand and $243 thousand for the three and nine months ended September 30, 2024, respectively. The tax benefit recognized was $56 thousand and $166 thousand for the three and nine months ended September 30, 2025, respectively and $17 thousand and $51 thousand for the three and nine months ended September 30, 2024, respectively.

Estimated fair values of awards were derived by independent third-party valuations performed in accordance with the guidance outlined in the American Institute of Certified Public Accountants Accounting and Valuation Guide, Valuation of Privately Held Company Equity Securities Issued as Compensation. The third-party valuations used the guideline public company method (“GPC method”) to estimate the Company’s total equity value and allocated the total equity value between the award units. The GPC method estimates enterprise value based on a comparison of the Company to comparable public companies in a similar line of business and generally applies representative valuation ratios, which relate market prices to selected financial statistics derived from the comparable companies to the subject company after consideration of adjustments for financial position, growth, markets, profitability, reinvestment needs, risk and other factors.

Non-Qualified Stock Options (“NQSOs”)

Primarily all outstanding NQSOs were granted with a life of either five orten years, with either athree orfive-year graded vesting period for service conditions. Some NQSOs also have performance conditions in addition to service conditions. For NQSOs which are exercisable only upon the occurrence of a qualifying event, which is generally defined as a change in control event or a public listing, the Company recognized additional compensation expense of $100 thousand for the three months ended June 30, 2025 because of the Company’s IPO on June 12, 2025. For NQSOs that are subject only to a service condition, the Company uses a straight-line attribution method, whereas for NQSOs that are subject to a service condition and a performance condition, the Company uses a graded vesting attribution method.

The following table summarizes NQSO activity for the nine months ended September 30, 2025:

Number of Options · Weighted-Average Exercise Price · Weighted-Average Fair Value of Underlying Share · Weighted Average Fair Value per Option at Grant Date · Weighted-Average Remaining Contractual Term(in years)
Outstanding as of January 1, 20254,339,808$11.999.1 years
Granted——
Exercised——
Expired—
Forfeited——
Outstanding as of September 30, 20254,339,808$11.998.4 years
Vested & Exercisable223,916$18.708.1 years

The Company recorded compensation expense related to the NQSOs of $255 thousand and $773 thousand for the three and nine months ended September 30, 2025, respectively and $76 thousand and $229 thousand for the three and nine months ended September 30, 2024, respectively. As of September 30, 2025, the Company had $2.0 million of unrecognized compensation expense expected to be charged to earnings over a period of 4.2 years.

CEO Options

In 2022, as part of the compensation of the Company’s CEO and solely for the services provided by him as a CEO of the Company, ZFSG agreed to issue the CEO share-based awards in the form of 1,526,642 options to purchase shares of the Company held by ZFSG subject to certain vesting conditions (“the CEO Options”). This agreement met the criteria to be deemed a grant. The CEO Options were granted in February 2022 with a contractual term often years and afour-year graded vesting period. To estimate the fair value of the CEO Options, the Company used the same valuation methodology and assumptions as for its other unit based awards under the 2019 Equity Plan as described above. The exercise price and the grant-date fair value of the CEO Options were $8.96 and $0.64, respectively.

In December 2024, ZFSG cancelled the original CEO Options and contemporaneously, the Company replaced them with new CEO Options (“the new CEO Options”). The Company issued the new CEO Options in the form of 2,541,407 options to purchase shares of the Company subject to certain vesting conditions. This agreement met the criteria to be deemed a Type 1 modification of the original grant pursuant to ASC Topic 718, Compensation—Stock Compensation. The new CEO Options were granted on December 8, 2024 (the “Modification Date”) with a contractual term often years and a 30 month graded vesting period. The exercise price and the grant-date fair value of the new CEO Options were $9.38 and $2.36, respectively.

As a result of the Company’s IPO, the vesting period of the new CEO Options was reduced by nine months in accordance with the terms of the award. Accordingly, the Company recorded additional compensation expense of $16 thousand for the three months ended June 30, 2025.

As of September 30, 2025, the Company had $746 thousand of unrecognized compensation expense expected to be charged to earnings over a period of 1.8 years. As of September 30, 2025,2,541,407 of the new CEO Options were outstanding. None of the new CEO Options were exercised during the three and nine months ended September 30, 2025. As of September 30, 2025,2,116,724 of the new CEO Options were vested andnone were exercisable.

Restricted Stock Units (“RSUs”)

All outstanding RSUs were granted with either athree orfive-year, graded vesting period. The Company recognized total compensation expense related to the RSUs of $12 thousand and $15 thousand for the three and nine months ended September 30, 2025, respectively and $5 thousand and $15 thousand for the three and nine months ended September 30, 2024, respectively, using a straight-line vesting attribution method. As of September 30, 2025, the Company had unrecognized compensation expense related to the RSUs of $135 thousand. The total fair value of RSUs vested was $0 and $25 thousand for the three and nine months ended September 30, 2025 and $0 and $17 thousand for the three and nine months ended September 30, 2024, respectively.

The following table summarizes RSU activity for the nine months ended September 30, 2025:

Nine Months Ended September 30, 2025
SharesWeighted Average Grant-Date Fair Value
Non-vested
Beginning of period3,132$10.56
Granted8,823$17.00
Vested(3,132)$10.56
Forfeited—$—
End of period8,823$17.00
  1. Segment Reporting

The Company operates asone operating segment with excess and surplus lines insurance business at its core. The Company’s chief operating decision maker (“CODM”) is the Chief Executive Officer (“CEO”), who uses consolidated net income to make decisions about allocating resources and assessing performance for the entire Company. The measure of segment assets is reported in the condensed consolidated balance sheets as total assets.

The following table presents the Company’s operating results as evaluated by the CODM.

Three Months Ended September 30,Nine Months Ended September 30,
2025202420252024
(in thousands)
Revenues
Net premiums earned$93,710$72,885$258,939$213,802
Fee income2,2252494,309565
Net investment income10,9616,81030,74717,790
Net realized and unrealized gains (losses) on investments9,1798,7775,9906,950
Other income25241,01772
Total revenues116,10088,745301,002239,179
Expenses
Losses and loss adjustment expenses56,19945,230153,472130,404
Policy acquisition costs16,74114,34847,56244,579
Operating expenses12,37510,10434,86927,578
Interest expense3924801,2861,574
Other expenses659641,059174
Total expenses86,36670,226238,248204,309
Income before income taxes29,73418,51962,75434,870
Income tax expense6,1183,34613,0716,622
Net income23,61615,17349,68328,248
Less: Net income (loss) attributable to non-controlling interest - General Partner9522,3109362,684
Segment net income$22,664$12,863$48,747$25,564
Reconciliation of profit or loss:
Adjustments and reconciling items————
Consolidated net income attributable to stockholders$22,664$12,863$48,747$25,564

The table below presents gross written premium (“GWP”) by product group for the three and nine months ended September 30, 2025 and 2024:

Three Months Ended September 30, · Nine Months Ended September 30,
2025 · 2024 · 2025 · 2024
(in thousands)
Product GroupAmount% of GWPAmount% of GWPAmount% of GWPAmount% of GWP
Casualty$98,86368.7%$69,93163.3%$288,02667.4%$188,73759.2%
Property44,99531.3%40,62136.7%139,47732.6%130,03440.8%
Total Gross Written Premium$143,858100%$110,552100%$427,503100%$318,771100%

All long-term assets of the Company are based in the United States and similarly, all revenue is derived from customers based in the United States.

  1. Earnings Per Share

In connection with the Reverse Stock Split and Corporate Conversion as described in Note 2, the Company retroactively adjusted the presentation of earnings per share (“EPS”) as if the Reverse Stock Split and Conversion occurred at the beginning of the earliest period presented in accordance with ASC 260, Earnings per Share.

The following table presents the calculation of basic and diluted EPS for the three and nine months ended September 30, 2025 and 2024:

Three Months Ended September 30,Nine Months Ended September 30,
2025202420252024
(in thousands, except for shares and per share data)
Numerator:
Net income attributable to stockholders$22,66412,863$48,74725,564
Income allocable to participating securities——890—
Net income available to stockholders$22,664$12,863$47,857$25,564
Denominator:
Weighted-average shares outstanding - basic, including participating securities48,066,66736,227,22244,472,98436,232,494
Weighted-average participating securities——(964,506)—
Weighted-average shares outstanding - basic48,066,66736,227,22243,508,47836,232,494
Dilutive effect of share-based compensation1,905,8631,8741,537,9561,153
Weighted-average shares outstanding - diluted49,972,53036,229,09645,046,43436,233,646
Earnings per share - basic$0.47$0.36$1.10$0.71
Earnings per share - diluted$0.45$0.36$1.06$0.71

Basic net earnings per share is computed by dividing net income available to stockholders by the weighted-average number of Shares outstanding during the period.

Prior to July 1, 2025, the Company applied the two-class method because the outstanding Warrants were considered participating securities, as they provided the Warrant holder with a nonforfeitable right to receive dividends on the same terms as stockholder shares, regardless of whether the Warrants were exercised. Effective July 1, 2025, pursuant to the Waiver described in Note 15, Stockholders’ Equity, the Warrants are no longer considered participating securities during the Waiver Period (July 1, 2025 through December 31, 2027). Accordingly, beginning in the third quarter of 2025, the Company no longer allocates earnings to the Warrants under the two-class method. Instead, the Warrants are excluded from basic EPS and are considered solely under the treasury stock method for diluted EPS, if dilutive.

Because the Warrants were participating securities during the first and second quarters of 2025 but not in the third quarter, the EPS for the nine months ended September 30, 2025 reflects the combined effect of the two-class method applied through June 30, 2025 and the treasury-stock method applied thereafter.

For the three months ended September 30, 2025,0.6 million NQSOs and the Company’s outstanding warrants were not included in the computation of diluted EPS because their effect would have been anti-dilutive. The Warrants were out-of-the-money and ceased to be participating securities beginning in the third quarter of 2025.

For the nine months ended September 30, 2025, the same 0.6 million NQSOs were excluded as anti-dilutive; however, the Warrants were considered participating securities during the first and second quarters of 2025 because they were entitled to dividends on the same basis as common shares, and therefore affected the allocation of earnings under the two-class method but were not included in the diluted EPS denominator.

For both the three and nine months ended September 30, 2024,2.5 million of NQSOs were not included in the computation of diluted EPS because their effect would have been anti-dilutive.

  1. Other Comprehensive Income

The following table summarizes the components of other comprehensive income for the three and nine months ended September 30, 2025 and 2024:

Three Months Ended September 30,Nine Months Ended September 30,
2025202420252024
(in thousands)
Unrealized gains (losses) arising during the period, pre-tax$7,521$13,792$7,575$18,024
Income tax benefit (expense)(1,582)(2,910)(1,599)(3,794)
Unrealized (losses) gains arising during the period, net of taxes5,93910,8825,97614,230
Other comprehensive (losses) income$5,939$10,882$5,976$14,230
  1. Income Taxes

The Company uses the estimated annual effective tax rate method for calculating its tax provision in interim periods, which represents the Company's best estimate of the effective tax rate expected for the full year.

The Company’s effective tax rates were 20.6% and 18.1% for the three months ended September 30, 2025 and 2024, respectively, and 20.8% and 19.0% for the nine months ended September 30, 2025 and 2024, respectively. The effective tax rate differed from the federal statutory rate of 21% due primarily to non-deductible expenses and non-taxable pass-through income.

On July 4, 2025, the One Big Beautiful Bill Act ("OBBBA") was enacted into law. Among other provisions, the OBBBA modifies the timing of deductions for depreciation and certain other capitalized costs for tax purposes. The Company evaluated the provisions of the OBBBA and determined that, while the changes will affect the timing of certain tax deductions, the overall impact of the legislation is not material to the Company’s consolidated financial statements.

Tax Allocation Agreement

The Company is included in ZFSG’s consolidated Federal income tax return and in various combined state income tax returns. The Company entered into a Tax Allocation Agreement with ZFSG (the “Tax Allocation Agreement”) which governs the allocation of consolidated tax liability among the parties to the agreement, the reimbursement of ZFSG for payments of such liabilities, the compensation of affiliated companies of ZFSG for the use of its tax attributes and the allocation of refunds or subsequent adjustments to tax liabilities. Under the Tax Allocation agreement, the Company paid to ZFSG $6.0 million in the three months ended September 30, 2025 and $22.9 million in the nine months ended September 30, 2025, of which $7.9 million was paid in-kind via a transfer of the Company’s interest in the Absolute Return Utility and Infrastructure Fund during the three months ended March 31, 2025. The Company received $0 and $0.9 million for the three and nine months ended September 30, 2024, respectively, from ZFSG pursuant to the Tax Allocation Agreement. As of September 30, 2025 and December 31, 2024, $17.9 million and $26.5 million, respectively, was due to ZFSG under this agreement and is included in income tax payable in the condensed consolidated balance sheets.

  1. Related Party Transactions

Technology Transactions

As part of the Technology Transactions as further described in Note 4, ZTG acquired the assets for a purchase price of $13.5 million paid in the form of the Promissory Note bearing interest at 7.42% per annum with a maturity date of December 31, 2029.

The Company obtained a license to continue using the assets as part of the Company’s operations at a cost of $0.8 million per annum, with the ability to non-renew the license at the end of each one-year period. The Company also agreed to provide services relating to the assets to ZTG with the actual internal and external costs incurred by the Company in performing the services to be paid by ZTG.

The following amounts were recorded in the three months ended September 30, 2025 and 2024, respectively, related to the Technology Transactions: (a) $0.2 million and $0.3 million, respectively, of interest income on the Promissory Note (included in net investment income); (b) $0.2 million and $0.2 million, respectively, of licensing fee expense (included in underwriting, acquisition and insurance expenses); (c) $0.6 million and $1.0 million respectively, of service charges billed to ZTG (included in underwriting, acquisition and insurance expenses as an offset); and (d) a principal repayment of $1.0 million of the Promissory Note received from ZFSG on September 26, 2025.

The following amounts were recorded in the nine months ended September 30, 2025 and 2024, respectively, related to the Technology Transactions: (a) $0.7 million, and $0.8 million, respectively, of interest income on the Promissory Note (included in net investment income); (b) and $0.6 million, and $0.6 million, respectively, of licensing fee expense (included in underwriting, acquisition and insurance expenses); and (c) and $2.3 million, and $2.5 million respectively, of service charges billed to ZTG (included in underwriting, acquisition and insurance expenses as an offset); and (d) a principal repayment of $1.0 million of the Promissory Note received from ZFSG on September 26, 2025.

As of September 30, 2025 and December 31, 2024, the receivable from ZTG was $0.6 million and $1.0 million, respectively, and the payable to ZTG was $0.2 million as of September 30, 2025 and $0.2 million as of December 31, 2024, included in receivable from affiliates and accounts payable and accrued expenses, respectively, in the condensed consolidated balance sheets.

AtegrityOne Transaction

The Company entered into a transaction with ZTG, effective April 1, 2025, to acquire software developed by ZTG for the Company, for the purchase price of $3.2 million, which was paid following a redemption on March 31, 2025, of our interests from the Utility Limited Partnership in such amount. The Company recorded the acquired software in other assets on the condensed consolidated balance sheets.

Management & Cost Sharing

The Company entered into a Management & Cost Sharing Agreement effective September 30, 2023 with ZIS, pursuant to which, amongst other things, ZIS may provide certain Services (as defined therein) to the Company and its affiliates. During 2024, certain corporate and shared service functions were provided by ZIS and Zimmer Partners, LP, an affiliate. These expenses were allocated on the basis of direct usage when identifiable, with the remainder allocated on a pro rata basis based on measures considered to be a reasonable reflection of the historical utilization levels of these services. The Company recorded $0 for the three and nine months ended September 30, 2025 and $0.3 million and $0.8 million for the three and nine months ended September 30, 2024, respectively, of such allocated expense, recognized in underwriting, acquisition and insurance expenses in the condensed consolidated statements of operations.

Commencing October 1, 2024, ZIS began providing employee benefit administration services to the Company that were previously provided to the Company by a third-party vendor. As of September 30, 2025, $0.6 million was due to ZIS under this agreement, included in accounts payable and accrued expenses in the condensed consolidated balance sheets. The Company’s expense related to such services provided by ZIS was $0.6 million and $1.7 million for the three and nine months ended September 30, 2025, respectively included in underwriting, acquisition and insurance expenses in the condensed consolidated statements of operations.

As described in Note 9, the Company subleases office space to ZFSG under a sublease agreement effective July 1, 2022 with ZFSG. The base rent under the sublease is equal to that which the Company pays under the headlease, and the sublease and the headlease are coterminous.

Shared Services Agreement

On June 10, 2025, the Company entered into a Shared Services Agreement with ZFSG (the “Shared Services Agreement”), pursuant to which ZFSG provides the Company with certain services, such as, human resources, tax, legal and corporate secretary, transaction advisory, information technology, internal audit, investment accounting, investor relations and actuarial services. The Company reimburses ZFSG for its out-of-pocket expenses incurred in the course of performing such services, on a cost-plus basis. The Shared Services Agreement also permits the Company to make use of ZFSG’s office space and facilities at 9 West 57th Street, New York, New York. The term of the Shared Services Agreement is for a period offive years, with automatic renewals fortwo-year periods thereafter. The Company’s expense related to the Shared Services Agreement was $0.1 million for the three and nine months ended September 30, 2025, respectively included in underwriting, acquisition and insurance expenses in the condensed consolidated statements of operations.

Ategrity Limited IMAs

Ategrity Limited entered into an Amended & Restated Investment Management Agreement, dated October 1, 2024 and an Investment Management Agreement, dated December 1, 2024 (as amended, the “Ategrity Limited IMAs”) with the Investment Manager, pursuant to which Ategrity Limited appointed the Investment Manager to manage portfolios of assets and granted the Investment Manager the full and exclusive authority and discretion to effect investment transactions through the portfolios, subject to the Investment Guidelines set forth in each Ategrity Limited IMA.

Ategrity Specialty Insurance Company Holdings IMA

The Company entered into an Amended & Restated Investment Management Agreement, dated October 1, 2024 (as amended, the “ASH IMA”) with the Investment Manager, pursuant to which we appointed the Investment Manager to manage a portfolio of assets and granted the Investment Manager the full and exclusive authority and discretion to effect investment transactions through the portfolio, subject to the Investment Guidelines set forth therein.

The Company recorded fees under the Ategrity Limited IMAs and the ASH IMA agreements of $76 thousand and $187 thousand for the three and nine months ended September 30, 2025, respectively, and $42 thousand and $111 thousand for the three and nine months ended September 30, 2024, respectively. The fees were included as an offset to net investment income in the condensed consolidated statements of operations. As of September 30, 2025 and December 31, 2024, $140 thousand and $164 thousand, respectively, was due to the Investment Manager under these agreements, and was included in accounts payable and accrued expenses in the condensed consolidated balance sheets.

MidCap Limited Partnership Agreement

On January 1, 2025, the Company entered into the Amended and Restated Limited Partnership Agreement with the MidCap Limited Partnership with an initial investment of $10 million, as further described in Note 4.

Withdrawal from the Utility Limited Partnership

As described in Note 3, on March 31, 2025, the Company redeemed $97.2 million from the Utility Limited Partnership.

Loan to Affiliates

As described in Note 4, in connection with the Company’s redemption on March 31, 2025 from its investment in the Utility Limited Partnership, effective April 1, 2025 the Company executed; (a) a Loan Agreement with a principal amount of $94 million, with ZIS, as the borrower; and (b) a Guarantee and Pledge Agreement with ZFSG. The ZIS Loan provides for a fixed interest rate of 5.5%, payable annually in cash and matures on April 30, 2032.

The Company recorded interest income of $1.3 million and $2.6 million for three and nine months ended September 30, 2025 included in net investment income in the condensed consolidated statements of operations. As of September 30, 2025, accrued interest on the ZIS Loan was $2.6 million, included in investment income due and accrued in the condensed consolidated balance sheets.

Advisory Fee

On March 31, 2025, ZFSG paid the Company an advisory fee equal to $940 thousand relating to certain advisory services provided to ZFSG by the Company that the Company recorded in other income in condensed consolidated statements of operations and comprehensive income.

Fee Waiver for Utility Limited Partnership

In June 2025, the Investment Manager waived and reversed the Fixed Fee due under the Investment Management Agreement of $1.3 million for the three months ended March 31, 2025 and waived the Fixed Fee of $1.3 million for the three months ended June 30, 2025.

IPO Costs Letter Agreement

On June 30, 2025, the Company and ZFSG entered into a letter agreement pursuant to which ZFSG agreed to offset a portion of the incremental expenses incurred by the Company in connection with preparing for and executing the IPO. The one-time payment of $0.3 million made by ZFSG to the Company on June 30, 2025 was recorded as a reduction of expense in other expenses in the condensed consolidated statements of operations.

Tax Allocation Agreement with ZFSG

The Company is party to a Tax Allocation Agreement with ZFSG, which governs the allocation of consolidated federal and state income tax liabilities and related settlements among members of the consolidated group. Refer to Note 20, Income Taxes for additional information regarding amounts paid or received under this agreement and balances due to ZFSG as of September 30, 2025 and December 31, 2024.

Employee Agreements

On May 16, 2025, ZFSG entered into a consulting agreement with the Company’s CEO, under which the CEO agreed to provide consulting services to a subsidiary of ZFSG for matters unrelated to the Company. Pursuant to the consulting agreement, ZFSG paid the CEO a $0.7 million consulting fee in May 2025 and an additional $0.3 million consulting fee pursuant to such agreement will be paid in 2026. The terms of the consulting agreement did not affect the CEO’s compensation as the Company’s CEO and any fees paid for consulting services were separate from his standard compensation.

On June 30, 2025, ZFSG entered into a letter agreement with the Company’s CEO appointing him as a board observer for ZFSG (“ZFSG Board Letter”) and ZIS entered into a letter agreement with the Company’s CEO appointing him as a director for ZIS (“ZIS Board Letter”) Under each of the ZFSG Board Letter and ZIS Board Letter, the Company’s CEO will receive a fee of $0.1 million per annum (pro-rated for partial years of service starting in 2027). ZIS and ZFSG may terminate their respective agreements at any time without notice. On July 25, 2025, ZFSG made a payment of $0.1 million to the Company’s CEO under the ZFSG Board Letter and ZIS made a payment of $0.1 million to the Company’s CEO under the ZIS Board Letter.

The Company’s CEO was an employee of the Investment Manager until the IPO. On July 9, 2025, the Investment Manager made a $0.7 million severance payment to the Company’s CEO following the termination of his employment contract with the Investment Manager.

Capital Transactions

Capital transactions with ZFSG during the three and nine months ended September 30, 2025 are described in Note 15.

In addition, during the three and nine months ended September 30, 2025, the Company’s parent, ZFSG, purchased an aggregate of 0 and 84,408 shares of the Company’s common stock from certain shareholders of the Company.

Stockholders’ Agreement

Following the pricing of the IPO, the Company entered into a stockholders’ agreement with ZFSG (the “Stockholders’ Agreement”). Pursuant to such Stockholders’ Agreement, ZFSG has the right, among other rights, to designate a specified number of directors to be nominated for election to the Company’s Board of Directors, based on ZFSG and its affiliates’ ownership percentages, calculated using the total shares of the Company’s common stock outstanding at such time.

Other Transactions with Affiliates

On April 2, 2025 (the “Grant Date”), the Chief Financial Officer of ZFSG (the “ZFSG CFO”) who became a director of the Company effective with the IPO, was granted a cash-settled stock appreciation right award by ZFSG relating to 46,893 shares of the Company’s common stock, which represents the right to a cash payment equal to the increase in the value of common stock over the base price of $10.66 per share on the fifth anniversary of the Grant Date, subject to the ZFSG CFO’s continued employment at ZFSG or its affiliates through such date.

  1. Subsequent Events

The Company has evaluated subsequent events through the date these condensed consolidated financial statements were available to be issued. Other than the event described below, no subsequent events are known.

Transactions

On October 20, 2025, the Company terminated the JPMorgan Chase Bank letter of credit agreement as described in Note 13, Letters of Credit.

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