Welcome to our dedicated page for Ambac Finl Group SEC filings (Ticker: AMBC), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The AMBC SEC filings page on Stock Titan aggregates regulatory documents for Ambac Financial Group, Inc., which has been renamed Octave Specialty Group, Inc. According to an 8-K filing, the company amended its certificate of incorporation to adopt the Octave Specialty Group, Inc. name, with Ambac Financial Group, Inc. identified as the former name. These filings provide a detailed record of the company’s evolution from a financial guarantee-focused holding company to a specialty property and casualty insurance and insurance distribution platform.
Users can review Form 8-K current reports that describe material events such as the sale of Ambac Assurance Corporation and Ambac Assurance UK Limited to entities managed by Oaktree Capital Management, the acquisition of ArmadaCorp Capital, LLC and ArmadaCare, and the entry into senior secured credit facilities used in part to finance acquisitions. Other 8-K filings cover the name change to Octave Specialty Group, Inc., changes in the company’s independent registered public accounting firm, and executive compensation and employment agreements.
In addition to event-driven reports, investors typically consult annual reports on Form 10-K and quarterly reports on Form 10-Q for comprehensive financial statements, segment disclosures for Insurance Distribution and Specialty P&C Insurance, and discussions of risk factors and business strategy. While specific 10-K and 10-Q documents are not summarized here, they are accessible through EDGAR and provide context on revenues from commissions, program fees, and net premiums earned, as well as underwriting results at Everspan Group and related entities.
The filings page also surfaces information on insider and governance-related disclosures that may appear in proxy statements and ownership reports, alongside exhibits such as credit agreements, purchase agreements, and investor rights agreements. Stock Titan enhances access to these materials with AI-powered summaries that highlight key terms, structural changes, and financial implications, helping users interpret lengthy documents more efficiently.
By using this page, researchers can trace the regulatory history associated with the AMBC ticker, understand the transactions that enabled the shift to a pure-play MGA and specialty insurance platform, and follow the formal documentation of the company’s rebranding to Octave Specialty Group, Inc. and related governance changes.
BlackRock, Inc. filed Amendment No. 4 to Schedule 13G reporting beneficial ownership of 3,535,664 shares of Ambac Financial Group (AMBC) common stock, representing 7.6% of the class as of the event date 09/30/2025.
BlackRock reports sole voting power over 3,456,958 shares and sole dispositive power over 3,535,664 shares, with no shared voting or dispositive power. The filer is classified as a HC (holding company). The certification states the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control.
Dimensional Fund Advisors LP filed an amended Schedule 13G reporting beneficial ownership of 2,141,047 shares of Ambac Financial Group Inc common stock, representing 4.6% of the class as of 09/30/2025. Dimensional reports sole voting power over 2,094,221 shares and sole dispositive power over 2,141,047 shares, while stating that all reported shares are owned by client Funds and that Dimensional disclaims beneficial ownership. The filing indicates these holdings are managed in the ordinary course of business and were not acquired to influence control.
Ambac Financial Group (AMBC) filed a Form 4/A reporting equity awards to its Chief Executive Officer and director on October 3, 2025.
The CEO received a Performance Stock Option for 500,000 shares at an exercise price of $8.97, expiring October 3, 2035. The option becomes eligible to vest after one year based on sustained stock-price hurdles over five years: 40% at $18.00, then 20% each at $21.50, $25.00, and $30.00.
Two RSU grants were also reported: 45,650 RSUs replacing a portion of a July 2025 LTIP award determined void ab initio, vesting in three equal installments on October 3, 2026, July 9, 2027, and July 9, 2028; and a special grant of 232,816 RSUs that vests after one year and settles at the earlier of the fifth anniversary of the grant or the reporting person’s termination after that vesting date. Ownership is reported as Direct.
Ambac Financial Group reported an amended Form 4 showing an equity award to reporting person R. Sharon Smith, Executive Vice President & Group COO. On 10/03/2025 she was granted a Performance Stock Option covering 284,125 shares with an $8.97 exercise price and an corrected expiration date of 10/03/2035. The option vests based on sustained company stock-price hurdles over five years: 40% at >$18.00, 20% at >$21.50, 20% at >$25.00 and 20% at >$30.00, and becomes eligible to vest starting one year after grant.
On the same date she received a special restricted stock unit grant of 55,433 RSUs that vest after one year (subject to exceptions) but will not settle until the earlier of the fifth anniversary or her termination date if termination occurs after vesting. Following the transactions, Ms. Smith beneficially owns 284,125 option shares and 106,200 common shares equivalent from RSUs and options as reported.
David Trick, Exec VP, CFO & Treasurer of Ambac Financial Group, Inc. (AMBC), reported an amended Form 4 disclosing two equity awards on 10/03/2025. He received a Performance Stock Option for 350,375 shares with an exercise price of $8.97 and an expiration date corrected to 10/03/2035. The option becomes eligible to vest beginning one year after grant and vests over five years if certain sustained stock price hurdles are met: $18.00 (40%), $21.50 (20%), $25.00 (20%), and $30.00 (20%). He also received 66,519 Restricted Stock Units (RSUs) that vest after one year but will settle at the earlier of the fifth anniversary or his termination (if that termination occurs after the one-year vesting date). The filing was amended to correct the option expiration date that was initially reported incorrectly.
Ambac Financial Group reporting person R. Sharon Smith received equity awards on 10/03/2025. A Performance Stock Option for 284,125 shares with an exercise price of $8.93 was granted and is eligible to vest against four price hurdles over five years: $18.00, $21.50, $25.00, and $30.00. The grant vests starting one year after the grant date and vests in percentages (40%, 20%, 20%, 20%) tied to sustained share-price levels. The reporting person also received 55,433 restricted stock units that convert one-for-one to common shares; these RSUs vest after one year but will not settle until the earlier of the fifth anniversary or the reporting person’s termination, subject to limited exceptions. Following the transactions the Form 4 reports beneficial ownership figures of 284,125 option shares and 106,200 common stock-equivalent RSUs.
Ambac Financial Group, Inc. reported a Section 16 Form 4 disclosing equity awards to David Trick, Executive Vice President, Chief Financial Officer and Treasurer. On 10/03/2025 Mr. Trick received a Performance Stock Option covering 350,375 shares with an exercise price of $8.93 that may vest over a five‑year performance period tied to sustained stock price hurdles. He also received 66,519 Restricted Stock Units that vest after one year but will not settle until the earlier of the fifth anniversary or termination after vesting, bringing his total reported beneficial ownership of RSU‑convertible shares to 123,439. The performance option vests in tranches when the sustained stock price exceeds $18.00, $21.50, $25.00, and $30.00 per share.
Ambac Financial Group, Inc. reports an amended Form 4 showing a corrected equity award for Chief Executive Officer Claude LeBlanc. The amendment states that 118,045 restricted stock units (RSUs) were granted on 07/09/2025, and that 45,650 of the RSUs previously reported that day were void ab initio and cancelled.
The RSUs convert to one share each when settled and will vest in three equal annual installments commencing 07/09/2026, 07/09/2027, and 07/09/2028. Following the reported transaction, the filing shows the reporting person beneficially owns 189,501 shares (direct ownership). The form is signed by an attorney-in-fact on 10/03/2025.
Ambac Financial Group, Inc. director Jeffrey Scott Stein was granted 4,126 restricted stock units (RSUs) on 10/01/2025. Each RSU converts into one share of common stock and the award is scheduled to vest on 10/01/2026. Vested RSUs will settle into common stock when the reporting person resigns or otherwise leaves the company's Board. The transaction was reported on Form 4 with an execution/filing date of 10/02/2025 and shows 4,126 shares beneficially owned following the grant, held directly by the reporting person.
Michael D. Price, a director of Ambac Financial Group, Inc. (AMBC), was granted 4,126 restricted stock units (RSUs) on 10/01/2025. Each RSU represents a contingent right to one share of the company's common stock. The RSUs are scheduled to vest on 10/01/2026. Vested RSUs will settle and convert into shares of common stock only upon the date the reporting person resigns from, or otherwise ceases to be, a member of the Board of Directors. The Form 4 reporting this grant was signed by William J. White, attorney in fact, on 10/02/2025.