HARTFORD INSURANCE GROUP, INC.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 10-K

(Mark One)

For the fiscal year ended December 31, 2025

or

For the transition period from to

Commission file number 001-13958

(Exact name of registrant as specified in its charter)

One Hartford Plaza, Hartford, Connecticut 06155

(Address of principal executive offices) (Zip Code)

(860) 547-5000

(Registrant’s telephone number, including area code)

Securities registered pursuant to Section 12 (b) of the Act:

Securities registered pursuant to Section 12 (g) of the Act:

None

The aggregate market value of the shares of Common Stock held by non-affiliates of the registrant as of June 30, 2025 was approximately $36 billion, based on the closing price of $126.87 per share of the Common Stock on the New York Stock Exchange on June 30, 2025.

As of February 19, 2026, there were outstanding 275,863,220 shares of Common Stock, $0.01 par value per share, of the registrant.

Documents Incorporated by Reference

Portions of the registrant’s definitive proxy statement for its 2026 annual meeting of stockholders are incorporated by reference in Part III of this Form 10-K.

Annual Report on Form 10-K

For the Fiscal Year Ended December 31, 2025

Table of Contents

[a]The information required by this item is set forth in the Enterprise Risk Management section of Item 7, Management's Discussion and Analysis of Financial Condition and Results of Operations and is incorporated herein by reference.

[b] See Index to Consolidated Financial Statements and Schedules elsewhere herein.

[c]The information called for by Item 11 will be set forth in the Proxy Statement under the subcaptions "Compensation Discussion and Analysis", "Executive Compensation Tables", "Director Compensation", "Report of the Compensation and Management Development Committee", "Pay Versus Performance" and "CEO Pay Ratio" and is incorporated herein by reference.

[d]Any information called for by Item 13 will be set forth in the Proxy Statement under the caption and subcaption "Board and Governance Matters" and "Director Independence" and is incorporated herein by reference.

[e]The information called for by Item 14 will be set forth in the Proxy Statement under the caption "Audit Matters" and is incorporated herein by reference.

Forward-looking Statements

Certain of the statements contained herein are forward-looking statements made pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. Forward-looking statements can be identified by words such as “anticipates,” “intends,” “plans,” “seeks,” “believes,” “estimates,” “expects,” “projects,” and similar references to future periods.

Forward-looking statements are based on management's current expectations and assumptions regarding future economic, competitive, legislative and other developments and their potential effect upon The Hartford Insurance Group, Inc. and its subsidiaries (collectively, the "Company" or "The Hartford"). Because forward-looking statements relate to the future, they are subject to inherent uncertainties, risks and changes in circumstances that are difficult to predict. Actual results could differ materially from expectations depending on the evolution of various factors, including the risks and uncertainties identified below, as well as factors described in such forward-looking statements; or in Part I, Item 1A, Risk Factors, in Part II, Item 7. Management's Discussion and Analysis of Financial Condition and Results of Operations, and those identified from time to time in our other filings with the Securities and Exchange Commission.

•Risks Relating to Economic, Political and Global Market Conditions:

◦challenges related to the Company’s current operating environment, including global political, economic and market conditions, and the effect of financial market disruptions, economic downturns, changes in trade regulation including tariffs and other barriers or other potentially adverse macroeconomic developments on the demand for our products and returns in our investment portfolios;

◦market risks associated with our business, including changes in credit spreads, equity prices, interest rates, inflation rate, foreign currency exchange rates and market volatility;

◦the impact on our investment portfolio if our investment portfolio is concentrated in any particular segment of the economy;

◦the impacts of changing climate and weather patterns on our businesses, operations and investment portfolio including on claims, demand and pricing of our products, the availability and cost of reinsurance, our modeling data used to evaluate and manage risks of catastrophes and severe weather events, the value of our investment portfolios and credit risk with reinsurers and other counterparties;

•Insurance Industry and Product-Related Risks:

◦the possibility of unfavorable loss development, including with respect to long-tailed exposures;

◦the significant uncertainties that limit our ability to estimate the ultimate reserves necessary for asbestos and environmental claims;

◦the possibility of a pandemic, civil unrest, earthquake, or other natural or man-made disaster that may adversely affect our businesses;

◦weather and other natural physical events, including the intensity and frequency of thunderstorms, tornadoes, hail, wildfires, flooding, winter storms, hurricanes and tropical storms, as well as climate change and its potential impact on weather patterns;

◦the possible occurrence of terrorist attacks and the Company’s inability to contain its exposure as a result of, among other factors, the inability to exclude coverage for terrorist attacks from workers' compensation policies and limitations on reinsurance coverage from the federal government under applicable laws;

◦the Company’s ability to effectively price its products and policies, including its ability to obtain regulatory consents to pricing actions or to non-renewal or withdrawal of certain product lines;

◦actions by competitors that may be larger or have greater financial resources than we do;

◦technological changes, including usage-based methods of determining premiums, advancements in certain emerging technologies, including machine learning, predictive analytics, “big data” analysis or other artificial intelligence functions, advancements in automotive safety features, the development of autonomous vehicles, and platforms that facilitate ride sharing could provide our competitors with a competitive advantage and could impact the rate and severity of claims, as well as the demand for our products;

◦the Company's ability to market, distribute and provide insurance products and investment advisory services through current and future distribution channels and advisory firms;

◦the uncertain effects of emerging claim and coverage issues;

◦political instability, politically motivated violence or civil unrest, which may increase the frequency and severity of insured losses;

•Financial Strength, Credit and Counterparty Risks:

◦risks to our business, financial position, prospects and results associated with negative rating actions or downgrades in the Company’s financial strength and credit ratings or negative rating actions or downgrades relating to our investments;

◦capital requirements which are subject to many factors, including many that are outside the Company’s control, such as National Association of Insurance Commissioners ("NAIC") risk based capital formulas, rating agency capital models, Funds at Lloyd's and Solvency Capital Requirement, which can in turn affect our credit and financial strength ratings, cost of capital, regulatory compliance and other aspects of our business and results;

◦losses due to nonperformance or defaults by others, including credit risk with counterparties associated with investments, derivatives, premiums receivable, reinsurance recoverables and indemnifications provided by third parties in connection with previous dispositions;

◦the potential for losses due to our reinsurers' unwillingness or inability to meet their obligations under reinsurance contracts and the availability, pricing and adequacy of reinsurance to protect the Company against losses;

◦state and international regulatory limitations on the ability of the Company and certain of its subsidiaries to declare and pay dividends;

•Risks Relating to Estimates, Assumptions and Valuations:

◦risks associated with the use of analytical models in making decisions in key areas such as underwriting, pricing, capital management, reserving, investments, reinsurance and catastrophe risk management;

◦the potential for differing interpretations of the methodologies, estimations and assumptions that underlie the Company’s fair value estimates for its investments and the evaluation of intent-to-sell impairments and allowance for credit losses on available-for-sale securities and mortgage loans;

◦the potential for impairments of our goodwill;

•Strategic and Operational Risks:

◦the Company’s ability to maintain the availability of its systems and safeguard the security of its data in the event of a disaster, cyber breach or other information security incident, technology failure or other unanticipated event;

◦the potential for difficulties arising from outsourcing, including vendors and similar third-party relationships;

◦the risks, challenges and uncertainties associated with capital management plans, expense reduction initiatives and other actions;

◦risks associated with acquisitions and divestitures, including the challenges of integrating acquired companies or businesses, which may result in our inability to achieve the anticipated benefits and synergies and may result in unintended consequences;

◦difficulty in attracting and retaining talented and qualified personnel, including key employees, such as executives, managers and employees with strong technological, analytical and other specialized skills;

◦the Company’s ability to protect its intellectual property and defend against claims of infringement;

•Regulatory and Legal Risks:

◦the cost and other potential effects of increased federal, state and international regulatory and legislative developments, including those that could adversely impact the demand for the Company’s products, operating costs and required capital levels;

◦unfavorable judicial or legislative developments;

◦the impact of changes in federal, state or foreign tax laws;

◦regulatory requirements that could delay, deter or prevent a takeover attempt that stockholders might consider in their best interests; and

◦the impact of potential changes in accounting principles and related financial reporting requirements.

Any forward-looking statement made by the Company in this document speaks only as of the date of the filing of this Form 10-K. Factors or events that could cause the Company’s actual results to differ may emerge from time to time, and it is not possible for the Company to predict all of them. The Company undertakes no obligation to publicly update any forward-looking statement, whether as a result of new information, future developments or otherwise.