Fourth Quarter 2022 Highlights

Forward Looking Statement

In this presentation, we have included statements that may constitute "forward-looking statements" within the meaning of the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. Words such as "estimate," "project," "plan," "believe," "anticipate," "intend," "planned," "potential" and similar expressions, or future or conditional verbs such as "will," "should," "would," "could," and "may," or the negative of those expressions or verbs, identify forward-looking statements. We caution readers that these statements are not guarantees of future performance. Forward-looking statements are not historical facts but instead represent only our beliefs regarding future events, which may by their nature be inherently uncertain and some of which may be outside our control. These statements may relate to plans and objectives with respect to the future, among other things which may change. We are alerting you to the possibility that our actual results may differ, possibly materially, from the expected objectives or anticipated results that may be suggested, expressed or implied by these forward-looking statements. Important factors that could cause our results to differ, possibly materially, from those indicated in the forward-looking statements include, among others, those discussed under "Risk Factors" .

Any or all of management's forward-looking statements here or in other publications may tuout to be incorrect and are based on management's current belief or opinions. Ambac Financial Group's ("AFG") and its subsidiaries' (collectively, "Ambac" or the "Company") actual results may vary materially, and there are no guarantees about the performance of Ambac's securities. Among events, risks, uncertainties or factors that could cause actual results to differ materially are: (1) the high degree of volatility in the price of AFG's common stock; (2) uncertainty concerning the Company's ability to achieve value for holders of its securities, whether from Ambac Assurance Corporation ("AAC") and its subsidiaries or from the specialty property and casualty insurance business, the insurance distribution business, or related businesses; (3) inadequacy of reserves established for losses and loss expenses and the possibility that changes in loss reserves may result in further volatility of earnings or financial results; (4) potential for rehabilitation proceedings or other regulatory intervention or restrictions against AAC; (5) credit risk throughout Ambac's business, including but not limited to credit risk related to insured residential mortgage-backed securities, student loan and other asset securitizations, public finance obligations (including risks associated with Chapter 9 and other restructuring proceedings), issuers of securities in our investment portfolios, and exposures to reinsurers; (6) our inability to effectively reduce insured financial guarantee exposures or achieve recoveries or investment objectives; (7) our inability to generate the significant amount of cash needed to service our debt and financial obligations, and our inability to refinance our indebtedness; (8) Ambac's substantial indebtedness could adversely affect its financial condition and operating flexibility; (9) Ambac may not be able to obtain financing or raise capital on acceptable terms or at all due to its substantial indebtedness and financial condition; (10) greater than expected underwriting losses in the Company's specialty property and casualty insurance business; (11) failure of specialty insurance program partners to properly market, underwrite or administer policies;

1. inability to obtain reinsurance coverage on expected terms; (13) loss of key relationships for production of business in specialty property and casualty and insurance distribution businesses or the inability to secure such additional relationships to produce expected results; (14) the impact of catastrophic public health, environmental or natural events, or global or regional conflicts, on significant portions of our insured portfolio; (15) credit risks related to large single risks, risk concentrations and correlated risks; (16) risks associated with adverse selection as Ambac's financial guarantee insurance portfolio runs off; (17) the risk that Ambac's risk management policies and practices do not anticipate certain risks and/or the magnitude of potential for loss; (18) restrictive covenants in agreements and instruments that impair Ambac's ability to pursue or achieve its business strategies; (19) adverse effects on operating results or the Company's financial position resulting from measures taken to reduce financial guarantee risks in its insured portfolio; (20) disagreements or disputes with Ambac's insurance regulators; (21) loss of control rights in transactions for which we provide financial guarantee insurance; (22) inability to realize expected recoveries of financial guarantee losses; (23) risks attendant to the change in composition of securities in the Ambac's investment portfolio; (24) adverse impacts from changes in prevailing interest rates; (25) events or circumstances that result in the impairment of our intangible assets and/or goodwill that was recorded in connection with Ambac's acquisitions; (26) risks associated with the expected discontinuance of the London Inter-Bank Offered Rate; (27) factors that may negatively influence the amount of installment premiums paid to Ambac; (28) the risk of litigation and regulatory inquiries or investigations, and the risk of adverse outcomes in connection therewith; (29) the Company's ability to adapt to the rapid pace of regulatory change; (30) actions of stakeholders whose interests are not aligned with broader interests of Ambac's stockholders; (31) system security risks, data protection breaches and cyber attacks; (32) regulatory oversight of Ambac Assurance UK Limited ("Ambac UK") and applicable regulatory restrictions may adversely affect our ability to realize value from Ambac UK or the amount of value we ultimately realize; (33) failures in services or products provided by third parties;

1. political developments that disrupt the economies where the Company has insured exposures; (35) our inability to attract and retain qualified executives, senior managers and other employees, or the loss of such personnel; (36) fluctuations in foreign currency exchange rates; (37) failure to realize our business expansion plans or failure of such plans to create value; (38) greater competition for our specialty property and casualty insurance business and/or our insurance distribution business; (39) loss or lowering of the AM Best rating for our property and casualty insurance company subsidiaries; (40) disintermediation within the insurance industry or greater competition from technology-based insurance solutions; (41) changes in law or in the functioning of the healthcare market that impair the business model of our accident and health managing general underwriter; and (42) other risks and uncertainties that have not been identified at this time.

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Overview

Ambac Financial Group, Inc. (NYSE: AMBC) is a financial services holding company headquartered in New York City with shareholders' equity of $1.3 billion1 . Ambac's core operating business is a growing specialty P&C distribution and program underwriting platform. Ambac also has a legacy financial guarantee business in run-off.

1. Ambac common stockholders' equity as of December 31, 2022

• 2. As reported in most recent Form 10-K

Specialty P&C: A Diversified, Capital Light Specialty Platform

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2023 Strategic Priorities

Delivering Long-Term Value Through Re-deployment of Capital and Profitable Growth

1. Forward looking targets and projections subject to change. Targets and projections may not be realized and are not meant to provide guarantees of performance. Please refer to Ambac's annual report on form 10-K for the year ended December 31, 2022 for more information about Ambac's business and related risk factors

• 2. Subject to market conditions