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MIAMI INTERNATIONAL HOLDINGS, INC.

For the period ended Mar 31, 2026. Filed May 8, 2026.

View on SEC.gov

About this filing

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.

Mar 31, 2026 · Filed May 8, 2026

MIAX$34.48-0.0%Stored close · as of Nov 6, 2026

What changed in Management’s Discussion and Analysis?

Read the current filing

Previous report: 10-Q

Period ended 2025-09-30; filed 2025-11-07.

0001438472-25-000011

Item 2. Management's Discussion and Analysis of Financial Condition and Results of Operations

Current report: 10-Q

Period ended 2026-03-31; filed 2026-05-08.

0001628280-26-032565

Item 2. Management's Discussion and Analysis of Financial Condition and Results of Operations

The baseline is this issuer’s latest earlier reporting period of the same form that was filed before the current report. A previous 10-Q is a different quarter, not a year-over-year comparison. Amendments are excluded.

Compared 489 previous paragraphs and 340 current paragraphs.

108 unchanged; 108 reworded; 118 added; 251 removed; 22 previous and 6 current paragraphs rearranged.

Tables are not compared: 35 previous and 25 current tables excluded. Dates, whitespace, punctuation and numbering changes are ignored; changes to financial figures remain significant.

A changed paragraph is not evidence that risk increased or decreased. An unchanged paragraph does not establish that risk stayed the same.

Added paragraphs (118)

Current report

On January 20, 2026, we completed the sale of 90% of the issued and outstanding equity in MIAXdx to a joint venture established by Robinhood Markets, Inc. in partnership with Susquehanna International Group. We retained 10% of the issued and outstanding equity of MIAXdx, now known as Rothera.

Current report

As of December 31, 2025, we determined that MIAXdx met the criteria to be classified as held for sale, and accordingly, its total assets of $41.0 million and total liabilities of $2.8 million were presented separately as assets held for sale and liabilities held for sale, respectively, in the consolidated balance sheet as of December 31, 2025.

Current report

The sale of MIAXdx resulted in a gain of $50.5 million, which was recognized upon closing in January 2026.

Current report

In August 2025, we paid the entire outstanding balance of the term loan and incremental term loan for $178.4 million, inclusive of accrued interest and a prepayment premium. In December 2025, in connection with the our secondary offering, an aggregate of 3,690,079 warrants were exercised on a cashless basis, resulting in the issuance of 3,065,826 shares of our common stock. During the first quarter of 2026, the remainder of the warrants were exercised, resulting in no warrants outstanding as of March 31, 2026.

Current report

•our ability to develop and successfully launch proprietary futures and options products based on licensed Bloomberg indexes, and to generate sufficient trading activity to support their long-term viability;

Current report

•ongoing costs, funding uncertainties, and regulatory and litigation developments related to historical, current and future funding of the implementation and operation of the CAT, including risks related to the collection of promissory notes issued to fund CAT;

Current report

•the potential introduction of new or competing financial products or services by competitors in the industry, including those enabled by new technologies; and

Current report

(1)Futures segment includes $0.4 million related to access fees, $0.3 million related to market data fees, and $0.7 million related to other revenue. Corporate / Other segment includes $(0.1) million related to other revenue.

Current report

(1)Share-based compensation represents expenses associated with stock options of $4.6 million, restricted stock awards of $4.3 million, and warrants of less than $0.1 million that have been granted to employees, directors and service providers. The 2026 expense of $8.9 million is made up of $8.2 million to employees within compensation and benefits, $0.4 million to service providers within professional fees and outside services, and $0.2 million to directors within general, administrative, and other.

Current report

(2)Investment gain of $1.4 million represents an unrealized gain on marketable equity securities.

Current report

(3)Litigation costs are associated with ongoing litigation related to the Nasdaq matter, see Note 15 - “Commitments and Contingencies - Claims and Litigation” of the condensed consolidated financial statements included herein.

Current report

(5)Represents the gain on the sale of MIAXdx in January 2026.

Current report

(1)Share-based compensation represents expenses associated with stock options of $2.6 million, restricted stock awards of $6.5 million and warrants of $0.4 million that have been granted to employees, directors and service providers. The 2025 expense of $9.5 million is made up of $8.6 million to employees within compensation and benefits, $0.6 million to service providers within professional fees and outside services, and $0.2 million to directors within general, administrative, and other.

Current report

(3)Litigation costs are associated with ongoing litigation related to the Nasdaq matter, see Note 15 - “Commitments and Contingencies - Claims and Litigation” of the condensed consolidated financial statements included herein.

Current report

(7)Reflects the unrealized loss resulting from the mark-to-market valuation of the 375 million Pyth tokens that remain locked by the Pyth Network as of March 31, 2025.

Current report

(3)Litigation costs are associated with ongoing litigation related to the Nasdaq matter, see Note 15 - “Commitments and Contingencies - Claims and Litigation” of the condensed consolidated financial statements included herein.

Current report

(6)The change in fair value of puttable common stock represents the change in fair value of outstanding puttable common stock issued in connection with the Company’s ERPs I and II that had an associated put right which required the Company to repurchase a certain percentage of the fair market value of the award upon exercise. The right to put shares terminated upon completion of the IPO in August 2025.

Current report

(7)Reflects the unrealized loss resulting from the mark-to-market valuation of Pyth tokens that remain locked by the Pyth Network as of each balance sheet date.

Current report

(8)Represents the gain on the sale of MIAXdx in January 2026.

Current report

(9)Income tax effect is calculated on the pre-tax adjustments to net income, other than share based compensation which is adjusted as a non-cash expense for which there is a tax deduction, based on the tax laws in the jurisdictions in which we operate.

Current report

(10)Removes from Adjusted earnings any one-off discrete tax adjustments that are unrelated to our core operating performance.

Current report

(11)Primarily relates to the removal of the permanent tax benefit for the excess tax deduction on share based compensation compared to the book expense.

Current report

(4)Q1 2025 does not include TISE which was acquired in June 2025.

Current report

•$47.5 million increase in Options transaction and clearing fees excluding Section 31 revenue primarily as a result of an 18.8% increase in Options market contracts, an 8.1% increase in MIH Options market share, partially offset by a 5.5% decrease in transaction and clearing fees excluding Section 31 fees revenue per contract.

Current report

•$4.8 million increase in the International segment primarily due to the TISE Acquisition in June 2025.

Current report

•$3.3 million increase in Options market data fees primarily due to new product offerings.

Current report

•$23.5 million reduction in Section 31 fees as the rate was temporarily reduced from $27.80 per million for covered sales to $0.00 per million for covered sales beginning on May 14, 2025. On February 27, 2026, the SEC announced that starting on April 4, 2026, the new fee rates would be set at $20.60 per million for covered sales.

Current report

Transaction and clearing fees increased $26.1 million, or 9.0%, for the three months ended March 31, 2026 compared to the same period in 2025, primarily due to:

Current report

•$47.5 million increase in Options transaction and clearing fees excluding Section 31 revenue primarily as a result of an 18.8% increase in Options market contracts, an 8.1% increase in MIH Options market share, partially offset by a 5.5% decrease in transaction and clearing fees excluding Section 31 fees revenue per contract.

Current report

•$1.8 million increase in Equities transaction and clearing fees excluding Section 31 revenue primarily as a result of a 29.5% increase in U.S Equities volume, a 4.7% increase in transaction and clearing fees excluding Section 31 fees capture, partially offset by a 18.2% decrease in MIAX Pearl Equities market share.

Current report

•$23.5 million reduction in Section 31 fees as the rate was temporarily reduced from $27.80 per million for covered sales to $0.00 per million for covered sales beginning on May 14, 2025. On February 27, 2026, the SEC announced that starting on April 4, 2026, the new fee rates would be set at $20.60 per million for covered sales.

Current report

Access fees increased $9.3 million, or 38.5%, for the three months ended March 31, 2026 compared to the same period in 2025, primarily due to increased member connections, 2026 fee increases, and the expiration of certain MIAX Sapphire related fee waivers.

Current report

Market data fees increased $3.3 million, or 34.4%, for the three months ended March 31, 2026 compared to the same period in 2025, primarily due to:

Current report

•$2.7 million increase due to ad-hoc historical market data sales

Current report

•$0.3 million decrease from lower MIAX Pearl Equities quote market share which decreased our share of fees from the U.S. Tape Plans.

Showing the first 40 of 118 passages. Open the source sections for the rest.

Removed paragraphs (251)

Previous report

On August 21, 2024, the Company entered into the 2029 Senior Secured Term Loan for an aggregate principal amount of $100 million at a stated interest rate of 12.90% per annum payable quarterly. The Company received net proceeds of $95 million after deducting upfront fees. Prior to the second anniversary of the loan, the lenders, at their sole discretion, could make additional term loans to the Company in an aggregate amount of up to $100 million. The 2029 Senior Secured Term Loan was due to mature on August 21, 2029.

Previous report

The warrants provided that at any time following the earlier of (i) an event of default, as defined in the loan agreement, or repayment in full of the 2029 Senior Secured Term Loan and (ii) the sixth anniversary of the loan agreement, the lenders, had the right, but not the obligation, to require the Company to redeem any unexercised portion of the warrants for a purchase price equal to its fair value. The put right terminates upon completion of a “Qualified IPO,” which is defined as an underwritten public offering by the Company of its common equity interests (a) that results in a publicly traded float of at least $500 million as of the date of the initial public offering and (b) where the aggregate primary and secondary offering proceeds, net of underwriting discounts and commissions, are at least $250 million.

Previous report

The puttable warrants issued with debt were accounted for as a liability carried at fair value subject to remeasurement at each balance sheet date, with any change in the fair value recognized as a component of non-operating income (expense) in the condensed consolidated statements of operations. A portion of the 2029 Senior Secured Term Loan was attributed to the puttable warrants which at the time of issuance had been valued at $59.5 million. The initial fair value of the puttable warrants was recorded as a debt discount which was being amortized, together with debt issuance costs amounting to $5.8 million, to interest expense using the effective interest method over the life of the loan at an effective interest rate of 52.6%.

Previous report

As of December 31, 2024, the fair value of the puttable warrants was determined to be $64.2 million, respectively. The Company determined the initial and subsequent fair value measurements of the warrant liability using a Black-Scholes valuation model. See Note 15 - Fair Value. The rights to put warrants terminated upon completion of the Company’s IPOin August 2025. Upon completion of the IPO, the outstanding puttable warrants issued with debt was remeasured at fair value and reclassified to additional paid-in capital in the condensed consolidated balance sheet as of September 30, 2025 See Note 17 - Equity.

Previous report

In June 2025, the lenders and the Company entered into Amendment No. 1 to the 2029 Senior Secured Loan Agreement pursuant to which the lenders made an incremental term loan to the Company in the aggregate principal amount of $40 million on substantially the same terms as the 2029 Senior Secured Term Loan. The Incremental Term Loan had an interest at a rate of 12.90% per annum, was payable in cash and matured in August 2029. The proceeds from the Incremental Term Loan was used to fund a portion of the purchase price of the TISE Acquisition. The Company received net proceeds of $36.9 million after deducting upfront fees and lenders issuance costs. The Company incurred additional issuance costs of $3.0 million. The upfront fees together with debt issuance costs was being amortized using the effective interest method over the life of the loan at an effective interest rate of 17.0%.

Previous report

On August 18, 2025, the Company used proceeds from the IPO to repay entire outstanding balance of the 2029 Senior Secured Term Loan including the Incremental Term Loan in an aggregate principal amount of $140.0 million. The Company paid $178.4 million, including the outstanding interest payable of $2.5 million and a prepayment premium of $36.0 million. The Company recorded a loss on debt extinguishment of $107.7 million, which included the unamortized debt discount and issuance cost balance of $71.6 million, the prepayment premium of $36.0 million and legal expenses of $0.1 million.

Previous report

The Company recognized $11.9 million and $1.8 million of interest expense related to the 2029 Senior Secured Term Loan during the nine months ended September 30, 2025 and 2024, respectively, including $2.8 million and $0.3 million related to the accretion of the debt discounts and deferred financing costs. The Company recognized $3.1 million and $1.8 million of interest expense related to the 2029 Senior Secured Term Loan during the three months ended September 30, 2025 and 2024, including $0.7 million and $0.3 million related to the accretion of the debt discounts and deferred financing costs, respectively.

Previous report

TISEG, through its subsidiary, TISEA provides financial markets and securities services to public and private companies. TISEA operates TISE. Headquartered in Guernsey, TISE’s Qualified Investor Bond Market (“QIBM”) is a leading market in Europe for listing high yield bonds, private equity debt and has a growing reputation for securitization transactions. TISE also has a pool of investment funds, a significant share of the market for listed UK Real Estate Investment Trusts (“REITs”) and hosts a sustainable finance segment, TISE Sustainable.

Previous report

We incur expenses for certain share-based payment awards as part of our ERPs. Under these programs, we record the fair value of the number of shares that vest in a period as a cost of revenues. The vesting period for the last share-based payment, related to ERP V, commenced January 1, 2021 and ended June 30, 2024. No warrant expense was recognized thereafter.

Previous report

Revenues generated during the nine months ended September 30, 2024 exceeded the costs incurred with respect to ERP V participants. See “Segment Operating Results — Equities” for additional information.

Previous report

(1)Adjusted revenues less cost of revenues is defined as revenues less cost of revenues excluding the cost of the ERP. Adjusted revenues less cost of revenues does not represent, and should not be considered as an alternative to, revenues less cost of revenues as determined in accordance with GAAP. We have presented revenues less cost of revenues and adjusted revenues less cost of revenues because we consider them important supplemental measures of our performance. In addition, we use adjusted revenues less cost of revenues as a measure of operating performance for preparation of our forecasts. Other companies may calculate revenues less cost of revenues and adjusted revenues less cost of revenues differently than we do. Revenues less cost of revenues and adjusted revenues less cost of revenues have limitations as analytical tools, and you should not consider them in isolation or as substitutes for analysis of our results as reported under GAAP.

Previous report

(1)Includes $0.3 million related to access fees, $0.2 million related to market data fees, and $0.9 million related to other revenue.

Previous report

(1)Includes $1.0 million related to access fees, $0.8 million related to market data fees, and $2.0 million related to other revenue.

Previous report

(1)Includes $0.7 million related to access fees, $0.5 million related to market data fees, and $2.4 million related to other revenue.

Previous report

The following is a reconciliation of revenues less cost of revenues to adjusted revenues less cost of revenues (in thousands):

Previous report

(1)Adjusted revenues less cost of revenues is defined as total revenues less cost of revenues excluding the cost of the ERP.

Previous report

(1)Share-based compensation represents expenses associated with stock options of $3.7 million, restricted stock awards of $25.1 million, and warrants of $0.3 million that have been granted to employees, directors and service providers. The 2025 expense of $29.1 million is made up of $27.8 million to employees within compensation and benefits, $0.9 million to service providers within professional fees and outside services, and $0.4 million to directors within general, administrative, and other.

Previous report

(2)Investment loss of $0.2 million represents an unrealized loss on available for sale marketable securities.

Previous report

(4)Impairment charges of $2.0 million related to owned land and building impairments.

Previous report

(6)The change in fair value of puttable common stock represents the change in fair value of outstanding puttable common stock issued in connection with the Company’s ERPs I and II that have an associated put right which requires the Company to repurchase a certain percentage of the fair market value of the award upon exercise. The right to put shares terminated upon completion of the IPO in August 2025.

Previous report

(7)Represents the unrealized gain on 250 million Pyth tokens that remain locked by the Pyth Network.

Previous report

(8)One time IPO bonuses paid to certain employees and termination payments to former directors.

Previous report

(9)Represents expense recognized upon the extension of expiration date of certain warrants.

Previous report

(10)Represents write-off of the unamortized debt discount and issuance costs and payment of prepayment premium related to the repayment of the 2029 Senior Secured Term Loan.

Previous report

(1)Share-based compensation represents expenses associated with stock options of $3.4 million, restricted stock awards of $7.5 million and warrants of $1.0 million that have been granted to employees, directors and service providers. The 2024 expense of $11.9 million is made up of $10.2 million to employees within compensation and benefits, $1.2 million to service providers within professional fees and outside services, $0.5 million to directors within general, administrative, and other.

Previous report

(2)Investment loss of $1.0 million represents an unrealized loss for an observable price change in the value of an investment, net of unrealized gain on available for sale marketable securities.

Previous report

(4)The change in fair value of warrants issued with debt represents the change in fair value of outstanding puttable warrants issued in connection with the issuance of the 2029 Senior Secured Term Loan.

Previous report

(5)The change in fair value of puttable common stock represents the change in fair value of outstanding puttable common stock issued in connection with the Company’s ERPs I and II that have an associated put right which requires the Company to repurchase a certain percentage of the fair market value of the award upon exercise.

Previous report

(6)The Company recognized expense of $0.3 million related to an estimated settlement fee for the repayment of its Prior Loan Agreement.

Previous report

(7)Represents the unrealized gain on 375 million Pyth tokens that remain locked by the Pyth Network as of September 30, 2024. These tokens were recorded at fair market value during the second quarter of 2024 when an active market emerged for the tokens.

Previous report

(1)Share-based compensation represents expenses associated with stock options of $9.3 million, restricted stock awards of $37.8 million, and warrants of $1.0 million that have been granted to employees, directors and service providers. The 2025 expense of $48.0 million is made up of $44.7 million to employees within compensation and benefits, $2.2 million to service providers within professional fees and outside services, and $1.1 million to directors within general, administrative, and other.

Previous report

(4)Impairment charges of $2.7 million related to owned land and building impairments.

Previous report

(7)The change in fair value of puttable common stock represents the change in fair value of outstanding puttable common stock issued in connection with the Company’s ERPs I and II that have an associated put right which requires the Company to repurchase a certain percentage of the fair market value of the award upon exercise. The right to put shares terminated upon completion of the IPO in August 2025.

Previous report

(8)Represents the realized loss on the second tranche of the 125 million Pyth tokens that were unlocked in the second quarter of 2025 by the Pyth Network and sold by BSX during the second quarter of 2025.

Previous report

(10)One time IPO bonuses paid to certain employees and termination payments to former directors.

Previous report

(11)Represents expense recognized upon the extension of expiration date of certain warrants.

Previous report

(12)Represents write-off of the unamortized debt discount and issuance costs and payment of prepayment premium related to the repayment of the 2029 Senior Secured Term Loan.

Previous report

(1)Share-based compensation represents expenses associated with stock options of $8.7 million, restricted stock awards of $21.3 million and warrants of $1.6 million that have been granted to employees, directors and service providers as well as the expense associated with the ERP of $2.0 million. The 2024 expense of $33.6 million is made up of $28.0 million to employees within compensation and benefits, $2.3 million to service providers within professional fees and outside services, $1.3 million to directors within general, administrative, and other, and $2.0 million in the ERP cost of revenues.

Previous report

(2)Investment loss of $1.6 million represents an unrealized loss for an observable price change in the value of an investment, net of unrealized gain on available for sale marketable securities.

Showing the first 40 of 251 passages. Open the source sections for the rest.

Reworded paragraphs (108)

Previous wording

This section presents management’s perspective on our financial condition and results of operations. The following discussion and analysis is intended to highlight and supplement data and information presented elsewhere in this Quarterly Report, and should be read in conjunction with the accompanying unaudited condensed consolidated financial statements and the notes thereto, included in Item 1 in this Quarterly Report, and our audited consolidated financial statements and the related notes and the discussion under the heading “Management's Discussion and Analysis of Financial Condition and Results of Operations” for the year ended December 31, 2024 included in the Final Prospectus. It is also intended to provide you with information that will assist you in understanding our consolidated financial statements, the changes in key items in those consolidated financial statements from year to year, and the primary factors that accounted for those changes. To the extent that this discussion describes prior performance, the descriptions relate only to the periods shown, which may not be indicative of our future financial outcomes. In addition to historical information, this discussion contains forward-looking statements that involve risks, uncertainties and assumptions that could cause results to differ materially from management’s expectations. Factors that could cause such differences are discussed in the sections titled “Special Note Regarding Forward-Looking Statements” and “Risk Factors.”

Current wording

This section presents management’s perspective on our financial condition and results of operations. The following discussion and analysis is intended to highlight and supplement data and information presented elsewhere in this Quarterly Report, and should be read in conjunction with the accompanying unaudited condensed consolidated financial statements and the notes thereto, included in Item 1 in this Quarterly Report, and our audited consolidated financial statements and the related notes and the discussion under the heading “Management's Discussion and Analysis of Financial Condition and Results of Operations” for the year ended December 31, 2025 included in the Company’s Annual Report on Form 10-K. It is also intended to provide you with information that will assist you in understanding our consolidated financial statements, the changes in key items in those consolidated financial statements from year to year, and the primary factors that accounted for those changes. To the extent that this discussion describes prior performance, the descriptions relate only to the periods shown, which may not be indicative of our future financial outcomes. In addition to historical information, this discussion contains forward-looking statements that involve risks, uncertainties and assumptions that could cause results to differ materially from management’s expectations. Factors that could cause such differences are discussed in the sections titled “Special Note Regarding Forward-Looking Statements” and “Risk Factors.”

Previous wording

Data as of and for the three and nine months ended September 30, 2025 and 2024 have been derived from our unaudited condensed consolidated financial statements appearing at the beginning of this Quarterly Report. Our historical results are not necessarily indicative of the results that may be expected in the future. Results for any interim period should not be construed as an inference of what our results would be for any full fiscal year or future period.

Current wording

Data as of and for the three months ended March 31, 2026 and 2025 have been derived from our unaudited condensed consolidated financial statements appearing at the beginning of this Quarterly Report. Our historical results are not necessarily indicative of the results that may be expected in the future. Results for any interim period should not be construed as an inference of what our results would be for any full fiscal year or future period.

Previous wording

We are a technology-driven leader in building and operating regulated financial marketplaces across multiple asset classes and geographies. Our MIAX Exchanges, MIAX Futures and BSX marketplaces are enabled by in-house built, proprietary technology. We believe the speed and performance of our proprietary technology coupled with our fully integrated, award-winning customer service, sets us apart from our competitors.

Current wording

We are a technology-driven leader in building and operating regulated financial marketplaces across multiple asset classes and geographies.

Previous wording

We operate markets across a diverse number of asset classes including options, futures and cash equities and are developing a portfolio of new products. Our markets include: options through MIAX Options, MIAX Pearl, MIAX Emerald, and MIAX Sapphire; U.S. equities through MIAX Pearl Equities; U.S. futures and options on futures through MIAX Futures, and international listings through BSX and TISE. We also own Dorman Trading, an FCM. We also trade Hard Red Spring Wheat futures and options on MIAX Futures. Through MIAX Futures Clearing, we also offer clearing services for U.S. futures and options on futures. We also own MIAXdx, a DCM and DCO.

Current wording

We operate markets across a diverse number of asset classes including options, futures and cash equities and are developing a portfolio of new products. Our markets include: options through MIAX Options, MIAX Pearl, MIAX Emerald, and MIAX Sapphire; U.S. equities through MIAX Pearl Equities; U.S. futures and options on futures through MIAX Futures, and international listings through BSX and TISE. We also own Dorman Trading, an FCM. We also trade Hard Red Spring Wheat futures and options on MIAX Futures. Through MIAX Futures Clearing, we also offer clearing services for U.S. futures and options on futures. We also owned MIAXdx, a DCM, and a DCO prior to the disposition of MIAXdx in January 2026.

Previous wording

On June 5, 2025, MIH, through MIH East completed the TISE Acquisition. Prior to the TISE Acquisition, MIH East owned 29.46% of the issued ordinary share capital in TISEG. The total cash consideration paid for the TISE Acquisition was approximately £51.5 million ($69.7 million).

Current wording

On June 5, 2025, MIH, through MIH East Holdings, Limited completed the TISE Acquisition. Prior to the TISE Acquisition, MIH East owned 29.46% of the issued ordinary share capital in TISEG. The total cash consideration paid for the TISE Acquisition was approximately £51.5 million ($69.7 million).

Previous wording

In August 2025, we raised $396.8 million in gross proceeds from our IPO of 17,250,000 shares of common stock, including the full exercise of the underwriters' over-allotment option.

Current wording

In August 2025, we raised $396.8 million in gross proceeds from our IPO of 17,250,000 shares of common stock, including the full exercise of the underwriters’ option to purchase additional shares.

Previous wording

In connection with the 2029 Senior Secured Term Loan, the Company issued to the lenders warrants to purchase up to 2,277,338 and 1,518,226 shares of common stock with an exercise price equal to $7.15 and $8.55 per share, respectively, with an expiration date of August 21, 2032. The warrants included a cashless exercise feature, anti-dilution protection, a put right for unexercised warrants under certain conditions and an automatic exercise requirement immediately prior to expiration.

Current wording

In August 2024, we entered into a $100 million senior secured term loan maturing in August 2029, which bore interest at 12.90% per annum (the “2029 Senior Secured Term Loan”). In June 2025, we obtained an additional $40 million incremental term loan on substantially similar terms. We also issued to the lenders warrants to purchase up to 2,277,338 and 1,518,226 shares of common stock with an exercise price equal to $7.15 and $8.55 per share, respectively. The warrants included a put right permitting the lenders to require us to redeem any unexercised portion at fair value, which terminated upon our IPO in August 2025. Prior to the IPO, the warrants were classified as a liability and remeasured at fair value at each reporting period, with changes in fair value recognized in non-operating income (expense) in the consolidated statements of operations. Upon completion of the IPO, the warrant liability was reclassified to equity.

Previous wording

In 2021, BSX entered into agreements with Pyth to begin publishing limited derived equities market data for certain symbols from MIAX Pearl Equities on the Pyth Network, a decentralized financial market data distribution platform for aggregated data. In exchange, Pyth granted BSX Pyth tokens which became inaccessible in 2022 resulting in an impairment of those assets. During 2023, pursuant to a replacement token agreement, BSX received 500 million replacement Pyth tokens which were locked and restricted from trading with a four year unlock schedule commencing on May 20, 2024. The Company also received an additional 0.8 million locked reward Pyth tokens, which will be unlocked at various times during 2025 through 2028. While the Pyth tokens are locked they are not in the control or possession of BSX, cannot be traded by BSX, and are held by another entity. The Pyth tokens unlock on the schedule based on the agreement under which they were issued, and do not require any further performance by BSX in order to receive the Pyth tokens as they unlock.

Current wording

In 2021, BSX entered into agreements with Pyth to begin publishing limited derived equities market data for certain symbols from MIAX Pearl Equities on the Pyth Network, a decentralized financial market data distribution platform for aggregated data. In exchange, Pyth granted BSX 500 million Pyth tokens which were locked and restricted from trading with a four year unlocking schedule commencing on May 20, 2024. We also received an additional 0.8 million locked reward Pyth tokens, which will be unlocked at various times during 2025 through 2028. While the Pyth tokens are locked they are not in the control or possession of BSX, cannot be traded by BSX, and are held by another entity. The Pyth tokens unlock on the schedule based on the agreement under which they were issued, and do not require any further performance by BSX in order to receive the Pyth tokens as they unlock.

Previous wording

On May 20, 2024, the first 125 million Pyth tokens were unlocked by Pyth. During the quarter ended June 30, 2024, BSX sold the 125 million tokens for $52.6 million, net of expenses incurred. The net proceeds from the token sale were recorded as a gain on sale of intangible asset in non-operating (expense) income on the consolidated statement of operations. On May 20, 2025, another 125 million Pyth tokens were unlocked by Pyth and subsequently sold by the Company during the second quarter of 2025 for $16.2 million, net of related expenses. The remaining 250 million locked tokens will be distributed to BSX by the Pyth Network at the time of unlocking and are expected to be unlocked at a rate of 125 million tokens each on May 20, 2026 and May 20, 2027. This right to receive Pyth tokens meets the definition of a derivative as an active market was established for these tokens in the second quarter of 2024 and are therefore recognized at fair value at each reporting date and recorded in derivative assets (current and noncurrent) in the consolidated balance sheets with the changes in the fair value recognized in non-operating (expense) income on the consolidated statements of operations. As of September 30, 2025, the fair value of derivative assets associated with the 250 million locked Pyth tokens amounted to $27.0 million.

Current wording

We received net proceeds of $16.2 million and $52.6 million in 2025 and 2024, respectively, from the sale of each of the 125 million unlocked Pyth tokens. The remaining 250 million locked tokens will be distributed to BSX by the Pyth Network at the time of unlocking and are expected to be unlocked at a rate of 125 million tokens each on May 20, 2026 and May 20, 2027. This right to receive Pyth tokens meets the definition of a derivative and is recognized at fair value at each reporting date recorded in derivative assets (current and noncurrent) in the condensed consolidated balance sheets with changes in fair value recognized in non-operating (expense) income in the condensed consolidated statements of operations. As of March 31, 2026, the fair value of derivative assets associated with the 250 million locked Pyth tokens amounted to $8.6 million.

Previous wording

Options. The Options segment includes our business operations relating to listed options on the stocks of individual equity options and options on ETPs, such as ETFs, which are “multi-listed” options and listed on a non-exclusive basis. These options trade on MIAX Options, MIAX Pearl, MIAX Emerald and MIAX Sapphire, which are all U.S. national security exchanges. The Options segment also includes applicable market data revenue generated from the OPRA Plan, the licensing of proprietary options market data, index licensing and access services.

Current wording

Options. The Options segment includes our business operations relating to listed options on the stocks of individual equity options and options on ETPs, such as ETFs, which are “multi-listed” options and listed on a non-exclusive basis. These options trade on MIAX Options, MIAX Pearl, MIAX Emerald and MIAX Sapphire, which are all U.S. national security exchanges. The Options segment also includes applicable market data revenue generated from the OPRA Plan, the sale of proprietary market data, index licensing and access services.

Previous wording

Equities. The Equities segment includes our business operations relating to listed U.S. equities and ETP transaction services that occur on MIAX Pearl. The Equities segment also includes applicable market data revenue generated from the CTA Plan, the UTP Plan, and the CQS Plan, as well as licensing of proprietary equities market data, routing services and access services.

Current wording

Equities. The Equities segment includes our business operations relating to listed U.S. equities and ETP transaction services that occur on MIAX Pearl. The Equities segment also includes applicable market data revenue generated from the CTA Plan, the UTP Plan, and the CQS Plan, as well as licensing of proprietary market data, routing services and access services.

Previous wording

Futures. The Futures segment includes our business operations relating to futures transaction services provided by our futures exchange and clearing house, MIAX Futures. These services include offerings for trading and clearing of futures products, the licensing of proprietary market data, listings fees, as well as access services. In October 2022, we acquired Dorman Trading, a full-service FCM registered with the CFTC, which is included within the Futures segment. In May 2023, we acquired MIAXdx, a futures exchange, clearing house, and swaps execution facility registered with the CFTC, which is also included within the Futures segment.

Current wording

Futures. The Futures segment includes our business operations relating to futures transaction services provided by our futures exchange and clearing house, MIAX Futures. These services include offerings for trading and clearing of futures products, the licensing of proprietary market data, listings fees, as well as access services. Also included is Dorman Trading, a full-service FCM registered with the CFTC. MIAXdx, a futures exchange, clearing house, and swaps execution facility registered with the CFTC was included within the Futures segment until it was sold by the Company in January 2026.

Previous wording

•trading volumes in listed equity options; trading volumes in listed futures; volumes in listed equity securities and ETFs;

Current wording

•trading volumes in listed equity options, futures, equity securities and ETFs;

Previous wording

•our ability to continue expanding market share in listed equity options, listed futures, and listed equity securities and ETFs;

Current wording

•our ability to maintain or expand market share in listed equity options, listed futures, and listed equity securities and ETFs;

Previous wording

•the demand for and pricing structure of the U.S. Tape Plan market data distributed by the Securities Information Processors (“SIPs”) and the market data distributed by OPRA which determine the pool size of the industry market data revenue we receive based on a known formula using trading and/or quoting activity, as required by Regulation National Market System (“NMS”);

Current wording

•the demand for and pricing structure of the U.S. Tape Plan market data distributed by the Securities Information Processors (“SIPs”) and the market data distributed by OPRA which determine the pool size of the industry market data revenue we receive based on a known formula using trading and/or quoting activity, as required by NMS;

Previous wording

•continuing pressure in transaction fee pricing due to intense competition;

Current wording

•continuing pressure in transaction fee pricing due to intense competition and the proposed new ORF model and the impact on regulatory fee revenue;

Previous wording

•regulatory changes relating to market structure and increased capital requirements and those which affect certain types of instruments, transactions, pricing structures, capital market participants or reporting or compliance requirements; and

Current wording

•regulatory changes relating to market structure and increased capital requirements and those which affect certain types of instruments, transactions, pricing structures, capital market participants or reporting or compliance requirements;

Previous wording

•significant structural, political and monetary issues as well as macroeconomic effects of global events, such as health crisis and pandemics and geopolitical issues such as regional conflicts or wars which have resulted and may continue to result in an increased or subdued level of market volatility, changes in trading volumes and greater market uncertainty.

Current wording

•significant structural, political and monetary issues as well as macroeconomic effects of global events, including developments in tariffs, changes in inflation, fluctuations in commodity prices, potential recession, and prevailing interest rate levels, and geopolitical developments such as regional conflicts or wars, which have resulted and may continue to result in an increased or subdued market volatility, changes in trading volumes, and greater market uncertainty.

Previous wording

In the event that a customer prepays for transaction fees, revenue is recognized as transactions occur. Tiered discounts are offered to customers based on the amount of trades that are executed on our exchanges. As these are volume driven, they reduce the transaction price and are recorded net in transaction fees. Liquidity payments are paid for certain customer transactions are accounted for as consideration payable to a customer and are recorded separately as cost of revenues.

Current wording

Tiered discounts are offered to customers based on the amount of trades that are executed on our exchanges. As these are volume driven, they reduce the transaction price and are recorded net in transaction fees. Liquidity payments paid for certain customer transactions are accounted for as consideration payable to a customer and are recorded separately as cost of revenues.

Previous wording

Transaction and clearing fees also result in regulatory fees. Regulatory fees include the options regulatory fee (“ORF”) and Section 31 fees. ORF is in place to fund our regulatory oversight function of the exchange marketplace and is determined based on the number of customer contracts and cannot be used for non-regulatory purposes. Section 31 fees are transaction fees charged by the SEC to the exchanges. The Section 31 fees charged to customers are based on the fee set by the SEC per notional value of transactions executed on our securities markets and are calculated and billed monthly. Beginning on May 14, 2025, the rate was reduced from $27.80 per million for covered sales to a rate of $0.00 per million. This reduction was a temporary adjustment and the fee will revert to a new rate once legislation for fiscal year 2026 appropriation is enacted. The Section 31 fee collected by us is ultimately payable to the SEC, and therefore we record a corresponding cost of revenues.

Current wording

Transaction and clearing fees also result in regulatory fees. Regulatory fees include the ORF and Section 31 fees. ORF is in place to fund our regulatory oversight function of the exchange marketplace and is determined based on the number of customer contracts and cannot be used for non-regulatory purposes. Section 31 fees are transaction fees charged by the SEC to the exchanges. The Section 31 fees charged to customers are based on the fee set by the SEC per notional value of transactions executed on our securities markets and are calculated and billed monthly. Beginning on May 14, 2025, the rate was reduced from $27.80 per million for covered sales to a rate of $0.00 per million. This reduction was a temporary adjustment with the fee reverting to a new rate once legislation for fiscal year 2026 appropriation was enacted. On February 27, 2026, the SEC announced that starting on April 4, 2026, the new fee rates would be set at $20.60 per million for covered sales. The Section 31 fee collected by us is ultimately payable to the SEC, and therefore we record a corresponding cost of revenues.

Previous wording

We charge market data fees for making market data available to customers either through direct subscriptions or through our participation in the U.S. Tape Plans. Market data revenue includes distributions from the U.S. Tape Plans, which is distributed based upon each individual exchange’s market share of U.S. volume, trades, and/or quotes. Market data revenue also includes market data revenue earned from the sale of proprietary market data directly to the customer on a subscription basis. Market data revenue is recognized in the period the data is provided. U.S. Tape Plan market data is recognized in the Options and Equities segments. Proprietary market data fees are recognized across all segments.

Current wording

We charge market data fees for making market data available to customers either through direct subscriptions or through our participation in the U.S. Tape Plans. Market data revenue includes distributions from the U.S. Tape Plans, which is distributed based upon each individual exchange’s market share of U.S. volume, trades, and/or quotes. Market data revenue also includes market data revenue earned from the sale of proprietary market data directly to the customer on a subscription or ad-hoc basis, or from third parties where the Company is the principal in the transaction. Market data revenue is recognized in the period the data is provided. U.S. Tape Plan market data is recognized in the Options and Equities segments. Proprietary market data fees are recognized across all segments.

Previous wording

The following tables summarize each customer’s revenue concentration as a percentage of the Company’s total revenues during the three and nine months ended September 30, 2025 and 2024:

Current wording

The following tables summarize each customer’s revenue concentration as a percentage of the Company’s total revenues during the three months ended March 31, 2026 and 2025:

Previous wording

Liquidity payments are directly correlated to the volume of securities traded on our markets. We record liquidity payments paid to market participants providing liquidity and/or order flow as cost of revenues and consider them to be a distinct service. In certain instances, including for new segments and proprietary products, liquidity payments exceed transaction fees resulting in inverted pricing. In our Equities segment, we currently offer liquidity payments higher than transaction fees to attract order flow that might otherwise trade on other exchanges.

Current wording

Liquidity payments are directly correlated to the volume of securities traded on our markets. We record liquidity payments paid to market participants providing liquidity and/or order flow as cost of revenues and consider them to be a distinct service. In certain instances, including for new segments and proprietary products, liquidity payments exceed transaction fees resulting in inverted pricing. In our Equities segment, we have at times offered liquidity payments higher than transaction fees to attract order flow that might otherwise trade on other exchanges.

Previous wording

For certain new products in our Futures segment, we currently waive certain transaction fees and provide liquidity payments to attract volumes from competing proprietary products offered on other exchanges. Additionally, in our Futures segment through Dorman Trading, we record liquidity payments to introducing brokers.

Current wording

For certain new products in our Futures segment, we may waive certain transaction fees and provide liquidity payments to attract volumes from competing proprietary products offered on other exchanges. Additionally, in our Futures segment through Dorman Trading, we record liquidity payments to introducing brokers.

Previous wording

Brokerage, clearing and exchange fees include fees incurred by Dorman Trading for clearing and settlement services paid to executing brokers, exchanges, clearing organizations and banks. There are also various rules that require U.S. options and equities trade executions occur at the National Best Bid/Offer (“NBBO”) displayed by any exchange. Linkage order routing consists of the cost incurred to provide a service whereby our equities and options exchanges deliver orders to other execution venues when there is a potential for obtaining a better execution price or when instructed to directly route an order to another venue by the order provider. The service affords exchange order flow providers an opportunity to obtain the best available execution price and may also result in cost benefits to those clients. Such an offering improves our competitive position and provides an opportunity to attract orders which would otherwise bypass our exchanges. We utilize third-party brokers to facilitate such delivery. Additionally, within brokerage, clearing and exchange fees are costs incurred by MIAX Futures for futures trades executed on CME Globex. This expense ceased beginning June 30, 2025 when MIAX Futures migrated off of the CME Globex platform and onto the MIAX Futures Onyx trading platform.

Current wording

Brokerage, clearing and exchange fees include fees incurred by Dorman Trading for clearing and settlement services paid to executing brokers, exchanges, clearing organizations and banks. There are also various rules that require U.S. options and equities trade executions occur at the National Best Bid/Offer (“NBBO”) displayed by any exchange. Linkage order routing consists of the cost incurred to provide a service whereby our equities and options exchanges deliver orders to other execution venues when there is a potential for obtaining a better execution price or when instructed to directly route an order to another venue by the order provider. The service affords exchange order flow providers an opportunity to obtain the best available execution price and may also result in cost benefits to those clients. Such an offering improves our competitive position and provides an opportunity to attract orders which would otherwise bypass our exchanges. We utilize third-party brokers to facilitate such delivery. Additionally, within brokerage, clearing and exchange fees are costs incurred by MIAX Futures for futures trades executed on CME Globex. The expense for CME Globex ceased on June 30, 2025 when MIAX Futures migrated from the CME Globex platform and onto the MIAX Futures Onyx trading platform.

Previous wording

Exchanges under the authority of the SEC (MIAX Options, MIAX Pearl, MIAX Emerald and MIAX Sapphire) are assessed fees pursuant to the Exchange Act designed to recover the costs to the U.S. government of supervision and regulation of securities markets and securities professionals. We treat these fees as a pass-through charge to customers executing eligible listed equities and listed equity options trades. Accordingly, we recognize the amount that we are charged under Section 31 as a cost of revenues and the corresponding amount that we charge our customers as transaction fees revenue. Since the regulatory transaction fees recorded in revenues are equal to the Section 31 fees recorded in cost of revenues, there is no impact on our operating income. Beginning on May 14, 2025, the rate was reduced from $27.80 per million for covered sales to a rate of $0.00 per million. This reduction was a temporary adjustment and the fee will revert to a new rate once legislation for fiscal year 2026 appropriation is enacted.

Current wording

Exchanges under the authority of the SEC (MIAX Options, MIAX Pearl, MIAX Emerald and MIAX Sapphire) are assessed fees pursuant to the Exchange Act designed to recover the costs to the U.S. government of supervision and regulation of securities markets and securities professionals. We treat these fees as a pass-through charge to customers executing eligible listed equities and listed equity options trades. Accordingly, we recognize the amount that we are charged under Section 31 as a cost of revenues and the corresponding amount that we charge our customers as transaction fees revenue. Since the regulatory transaction fees recorded in revenues are equal to the Section 31 fees recorded in cost of revenues, there is no impact on our operating income. Beginning on May 14, 2025, the rate was reduced from $27.80 per million for covered sales to a rate of $0.00 per million. This reduction was a temporary adjustment with the fee reverting to a new rate once legislation for fiscal year 2026 appropriation was enacted. On February 27, 2026, the SEC announced that starting on April 4, 2026, the new fee rates would be set at $20.60 per million for covered sales.

Previous wording

Other cost of revenues include interest paid to customers generated from customer funds deposited with Dorman Trading to satisfy margin requirements held by third-party banks or on deposit with or pledged to clearing organizations or other FCMs, as well as the investment of customer funds in allowable securities, primarily U.S. Treasury obligations. MIAX Futures pays interest to clearing members from member funds deposited with MIAX Futures as clearinghouse performance bonds and guarantee funds. Also included with other cost of revenues are third-party trading platform fees which are recharged to customers. These costs are incurred in our Futures segment by Dorman Trading.

Current wording

Other cost of revenues include interest paid to customers generated from customer funds deposited with Dorman Trading to satisfy margin requirements held by third-party banks or on deposit with or pledged to clearing organizations or other FCMs, as well as the investment of customer funds in allowable securities, primarily U.S. Treasury obligations. MIAX Futures pays interest to clearing members from member funds deposited with MIAX Futures as clearinghouse performance bonds and guarantee funds. Also included with other cost of revenues are third-party trading platform fees which we charge to customers. These costs are incurred in our Futures segment by Dorman Trading.

Previous wording

Income and expenses incurred through activities outside of our core operations are considered non-operating and are classified as other income (expense). These activities primarily include the change in fair value of puttable common stock, change in fair value of puttable warrants issued with debt, interest expense related to outstanding debt facilities, loss on extinguishment of debt, interest earned on the investing of excess cash, consideration paid for termination of put liability, unrealized gains and losses on derivative assets (right to receive Pyth tokens), and gains and losses on sale of intangible assets.

Current wording

Income and expenses incurred through activities outside of our core operations are considered non-operating and are classified as other income (expense). These activities primarily include the change in fair value of puttable common stock, change in fair value of puttable warrants issued with debt, interest expense related to outstanding debt facilities, interest earned on the investing of excess cash, gain on sale of business, investment gain/loss, and unrealized gains and losses on derivative assets (right to receive Pyth tokens).

Previous wording

Comparison of the Three and Nine Months Ended September 30, 2025 and 2024

Current wording

Comparison of the Three Months Ended March 31, 2026 and 2025

Previous wording

The following summarizes changes in financial performance for the three and nine months ended September 30, 2025, compared to the three and nine months ended September 30, 2024 (in thousands, except share, per share amounts and percentages):

Current wording

The following summarizes changes in financial performance for the three months ended March 31, 2026, compared to the three months ended March 31, 2025 (in thousands, except share, per share amounts and percentages):

Previous wording

(2)EBITDA is defined as income before interest expense and amortization of debt discount costs, interest income, income taxes and depreciation and amortization. Adjusted EBITDA is defined as EBITDA before share-based compensation, investment gain/loss, litigation costs, acquisition-related costs, change in fair value of puttable warrants issued with debt, change in fair value of puttable common stock, loss on extinguishment of debt, one time IPO payments, settlement fee, impairment charges, gain/loss on intangible asset, warrant modifications, and unrealized gain/loss on derivative assets. EBITDA and adjusted EBITDA do not represent, and should not be considered as, alternatives to net income as determined in accordance with GAAP. We have presented EBITDA and adjusted EBITDA because we consider them important supplemental measures of our performance. In addition, we use adjusted EBITDA as a measure of operating performance for preparation of our forecasts. Other companies may calculate EBITDA and adjusted EBITDA differently than we do. EBITDA and adjusted EBITDA have limitations as analytical tools, and you should not consider them in isolation or as substitutes for analysis of our results as reported under GAAP.

Current wording

(1)EBITDA is defined as income before interest expense and amortization of debt discount costs, interest income, income taxes and depreciation and amortization. Adjusted EBITDA is defined as EBITDA before share-based compensation, investment gain/loss, litigation costs, acquisition-related costs, change in fair value of puttable warrants issued with debt, change in fair value of puttable common stock, gain on sale of business, and unrealized gain/loss on derivative assets. EBITDA and adjusted EBITDA do not represent, and should not be considered as, alternatives to net income as determined in accordance with GAAP. We have presented EBITDA and adjusted EBITDA because we consider them important supplemental measures of our performance. In addition, we use adjusted EBITDA as a measure of operating performance for preparation of our forecasts. Other companies may calculate EBITDA and adjusted EBITDA differently than we do. EBITDA and adjusted EBITDA have limitations as analytical tools, and you should not consider them in isolation or as substitutes for analysis of our results as reported under GAAP.

Previous wording

(3)EBITDA margin represents EBITDA divided by revenues less cost of revenues. Adjusted EBITDA margin represents adjusted EBITDA divided by adjusted revenues less cost of revenues.

Current wording

(2)EBITDA margin represents EBITDA divided by revenues less cost of revenues. Adjusted EBITDA margin represents adjusted EBITDA divided by revenues less cost of revenues.

Previous wording

(4)Adjusted earnings is defined as net income (loss) adjusted for share-based compensation, investment gain/loss, litigation costs, acquisition-related costs, change in fair value of puttable warrants issued with debt, change in fair value of puttable common stock, loss on extinguishment of debt, one time IPO payments, settlement fee, impairment charges, gain/loss on intangible asset, warrant modifications, and unrealized gain/loss on derivative assets, net of the income tax effects of these adjustments. Adjusted earnings margin represents adjusted earnings divided by adjusted revenues less cost of revenues. Adjusted diluted earnings per share represents adjusted earnings divided by diluted weighted average shares outstanding used for adjusted diluted earnings per share (which includes the impact of anti-dilutive securities on a GAAP basis). Adjusted earnings does not represent, and should not be considered as, alternatives to net income as determined in accordance with GAAP. We have presented adjusted earnings because we consider this an important supplemental measure of our performance. In addition, we use adjusted earnings as a measure of operating performance for preparation of our forecasts. Other companies may calculate adjusted earnings differently than we do. Adjusted earnings has limitations as an analytical tool, and you should not consider it in isolation or as substitute for analysis of our results as reported under GAAP.

Current wording

(3)Adjusted earnings is defined as net income (loss) adjusted for share-based compensation, investment gain/loss, litigation costs, acquisition-related costs, change in fair value of puttable warrants issued with debt, change in fair value of puttable common stock, gain on sale of business, unrealized gain/loss on derivative assets, and non-GAAP tax adjustments. Adjusted earnings margin represents adjusted earnings divided by revenues less cost of revenues. Adjusted diluted earnings per share represents adjusted earnings divided by diluted weighted average shares outstanding used for adjusted diluted earnings per share (which includes the impact of anti-dilutive securities on a GAAP basis). Adjusted earnings does not represent, and should not be considered as, alternatives to net income as determined in accordance with GAAP. We have presented adjusted earnings because we consider this an important supplemental measure of our performance. In addition, we use adjusted earnings as a measure of operating performance for preparation of our forecasts. Other companies may calculate adjusted earnings differently than we do. Adjusted earnings has limitations as an analytical tool, and you should not consider it in isolation or as substitute for analysis of our results as reported under GAAP.

Previous wording

(1)Includes $0.4 million related to access fees, $0.4 million related to market data fees, and $0.7 million related to other revenue.

Current wording

(1)Includes $0.3 million related to access fees, $0.3 million related to market data fees, and $0.7 million related to other revenue.

Previous wording

(9)Reflects the unrealized loss resulting from the mark-to-market valuation of the 125 million Pyth tokens upon unlocking prior to their sale during the second quarter of 2025, and of the 250 million Pyth tokens that remain locked by the Pyth Network as of September 30, 2025.

Current wording

(4)Reflects the unrealized loss resulting from the mark-to-market valuation of the 250 million Pyth tokens that remain locked by the Pyth Network as of March 31, 2026.

Previous wording

(2)Investment gain of $10.3 million represents unrealized gain of $8.6 million from the TISE acquisition, and $1.7 million of unrealized gain on available for sale marketable securities.

Current wording

(2)Investment gain of $1.5 million represents an unrealized gain on available for sale marketable securities.

Previous wording

(6)The change in fair value of warrants issued with debt represents the change in fair value of outstanding puttable warrants issued in connection with the issuance of the 2029 Senior Secured Term Loan. The right to put warrants terminated upon completion of the IPO in August 2025.

Current wording

(6)The change in fair value of puttable common stock represents the change in fair value of outstanding puttable common stock issued in connection with the Company’s ERPs I and II that had an associated put right which required the Company to repurchase a certain percentage of the fair market value of the award upon exercise. The right to put shares terminated upon completion of the IPO in August 2025.

Previous wording

(1)Share-based compensation represents expenses associated with stock options, restricted stock awards and warrants that have been granted to employees, directors and service providers as well as the expense associated with the ERP.

Current wording

(1)Share-based compensation represents expenses associated with stock options, restricted stock awards and warrants that have been granted to employees, directors and service providers.

Previous wording

(2)Represents unrealized gain or loss from the TISE investment or acquisition, net of unrealized gain or loss on available for sale marketable securities.

Current wording

(2)Represents unrealized gain or loss on marketable equity securities.

Previous wording

The following summarizes changes in certain operational and financial metrics for the three and nine months ended September 30, 2025 compared to the three and nine months ended September 30, 2024.

Current wording

The following summarizes changes in certain operational and financial metrics for the three months ended March 31, 2026 compared to the three months ended March 31, 2025.

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Rearranged current paragraphs (6)

Current report — wording carried from elsewhere

(5)The change in fair value of warrants issued with debt represents the change in fair value of outstanding puttable warrants issued in connection with the issuance of the 2029 Senior Secured Term Loan. The right to put warrants terminated upon completion of the IPO in August 2025.

Current report — wording carried from elsewhere

•$1.1 million increase in proprietary market data primarily due to fee increases and new product offerings.

Current report — wording carried from elsewhere

(3)The Futures segment includes $0.1 million in stock options. The International segment includes $0.1 million in stock options. The Corporate / Other segment includes less than $0.1 million in restricted stock awards.

Current report — wording carried from elsewhere

•$1.3 million increase in depreciation and amortization primarily due to the launch of MIAX Sapphire.

Current report — wording carried from elsewhere

For the three months ended March 31, 2026 compared to the same period in 2025, operating expenses was relatively unchanged primarily due to:

Current report — wording carried from elsewhere

Cash Provided by (Used in) Investing Activities
Rearranged previous paragraphs (22)

Previous report — wording carried elsewhere

(6)The change in fair value of warrants issued with debt represents the change in fair value of outstanding puttable warrants issued in connection with the issuance of the 2029 Senior Secured Term Loan. The right to put warrants terminated upon completion of the IPO in August 2025.

Previous report — wording carried elsewhere

We believe the growth in Options Market ADV for the nine months ended September 30, 2025 compared to the prior period of 24.7% is due to the continuation of several trends including heightened market volatility, growing retail participation, technological advances, increased sophistication of trading strategies, and the proliferation and adoption of new asset classes and financial products.

Previous report — wording carried elsewhere

We believe the increase in U.S. Equities Market ADV for the nine months ended September 30, 2025 compared to the prior period of 47.3% is due to similar trends as seen in the Options Market.

Previous report — wording carried elsewhere

•$9.6 million increase in Options access fees primarily due to the launch of MIAX Sapphire in August 2024.

Previous report — wording carried elsewhere

•$1.0 million increase in Futures liquidity payments due to increased Dorman trading rebates as well as increased rebates at the MIAX Futures Exchange due to the introduction of a program in May 2025 to incentivize Hard Red Spring Wheat liquidity providers during and following the migration to the new MIAX Futures Onyx trading platform.

Previous report — wording carried elsewhere

•$6.1 million increase in other revenue primarily due to the TISE acquisition in June 2025.

Previous report — wording carried elsewhere

•$1.8 million increase in proprietary market data primarily due to fee increases and new product offerings.

Previous report — wording carried elsewhere

•$17.2 million increase in share-based compensation primarily due to acceleration of vesting upon the IPO.

Previous report — wording carried elsewhere

•$10.9 million increase in salaries and benefits primarily driven by higher headcount.

Previous report — wording carried elsewhere

•$5.9 million increase in cash bonuses primarily driven by increased headcount and higher profitability.

Previous report — wording carried elsewhere

•$3.1 million increase in software maintenance costs primarily due to the buildout of the MIAX Sapphire exchange and the new MIAX Futures and BSX trading platforms.

Previous report — wording carried elsewhere

•$4.7 million increase resulting from capital spending relating to trading system and business system capacity growth and new functionality.

Previous report — wording carried elsewhere

•$0.5 million decrease from certain assets being fully depreciated.

Previous report — wording carried elsewhere

The change in fair value of puttable common stock of $(2.2) million for the nine months ended September 30, 2025, and $(8.1) million for the nine months ended September 30, 2024 represents the increase in fair value of outstanding common stock awarded to the participants of ERPs I and II. Prior to the IPO, these awards had an associated put right that could require the Company to repurchase a certain percentage of the fair market value of the award upon exercise. The fair market value of these awards was reflected in puttable common stock, net of current portion on the Company’s consolidated balance sheets.

Previous report — wording carried elsewhere

The change in fair value of puttable warrants issued with debt of $(1.2) million for the nine months ended September 30, 2025, and $(1.6) million for the three months ended September 30, 2024 represents the increase in fair value of the warrants issued in connection with the 2029 Senior Secured Term Loan. Prior to the IPO, the warrants included a put right for unexercised warrant under certain conditions. The initial fair value of the puttable warrants was accounted for as a debt discount and the fair value of the outstanding liability was reflected in puttable warrants issued with debt on the Company’s consolidated balance sheets.

Previous report — wording carried elsewhere

Unrealized Gain (Loss) on Derivative Assets

Previous report — wording carried elsewhere

•$1.0 million increase in depreciation and amortization primarily due to the launch of MIAX Sapphire.

Previous report — wording carried elsewhere

•$2.8 million decrease in litigation and other legal expenses.

Previous report — wording carried elsewhere

•$1.0 million increase in proprietary market data primarily due to fee increases and new product offerings.

Previous report — wording carried elsewhere

•$0.7 million increase in access fees.

Previous report — wording carried elsewhere

•$1.3 million increase in depreciation and amortization primarily due to the buildout of the new MIAX Futures clearing and trading platform (MIAX Futures Onyx).

Previous report — wording carried elsewhere

•$3.1 million increase in total operating expenses due to the TISE Acquisition in June 2025.