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.
Octave Specialty Group filings document the public-company reporting of the former Ambac Financial Group following its shift to a specialty insurance platform. The record includes 8-K reports for quarterly results and material agreements, with disclosures on P&C premium production, insurance distribution revenue, acquisition integration, and credit agreement amendments involving operating subsidiaries such as Octave Partners, Cirrata entities and ArmadaCare.
Proxy materials describe board matters, executive compensation, equity awards and shareholder voting items. The filings also provide formal disclosures on governance, capital structure, financing arrangements, and the company's insurance distribution and specialty property-and-casualty operations.
Ambac Financial Group (AMBC): Schedule 13G/A filed by Susquehanna affiliates reports beneficial ownership of 1,017,308 shares, representing 2.2% of the common stock. The filing is certified as being in the ordinary course of business and not for the purpose of influencing control.
The reporting persons are G1 Execution Services, LLC, SIG Brokerage, LP, and Susquehanna Securities, LLC, which may be deemed a group; each disclaims beneficial ownership of shares held by the others. The ownership for Susquehanna Securities includes options to buy 735,400 shares. Ambac had 46,401,736 shares outstanding as of August 5, 2025, per its Form 10-Q.
Ambac Financial Group, Inc. reported a corporate rebranding. On November 10, 2025, the company filed a certificate of amendment with Delaware authorities to change its name to Octave Specialty Group, Inc.
In connection with the name change, the company’s bylaws were amended and restated to reflect the new corporate name. Supporting documents include the Amended and Restated Certificate of Incorporation (Exhibit 3.1), Amended and Restated Bylaws (Exhibit 3.2), and a press release dated November 10, 2025 (Exhibit 99.1). The company’s common stock is listed on the NYSE under the symbol AMBC.
Ambac Financial Group, Inc. reported a corporate rebranding. On November 10, 2025, the company filed a certificate of amendment with Delaware authorities to change its name to Octave Specialty Group, Inc.
In connection with the name change, the company’s bylaws were amended and restated to reflect the new corporate name. Supporting documents include the Amended and Restated Certificate of Incorporation (Exhibit 3.1), Amended and Restated Bylaws (Exhibit 3.2), and a press release dated November 10, 2025 (Exhibit 99.1). The company’s common stock is listed on the NYSE under the symbol AMBC.
Ambac Financial Group, Inc. reported a corporate rebranding. On November 10, 2025, the company filed a certificate of amendment with Delaware authorities to change its name to Octave Specialty Group, Inc.
In connection with the name change, the company’s bylaws were amended and restated to reflect the new corporate name. Supporting documents include the Amended and Restated Certificate of Incorporation (Exhibit 3.1), Amended and Restated Bylaws (Exhibit 3.2), and a press release dated November 10, 2025 (Exhibit 99.1). The company’s common stock is listed on the NYSE under the symbol AMBC.
Ambac Financial Group (AMBC) reported Q3 2025 results. Total revenues were $66,606 (thousands) and net loss attributable to shareholders was $(112,620) (thousands), or $(2.35) per share. Continuing operations posted a net loss of $(30,838) (thousands), while discontinued operations recorded a $(80,890) (thousands) loss, which includes a $50,012 (thousands) loss on disposal.
The company completed the sale of its Legacy Financial Guarantee business (AAC) on September 29, 2025, reclassifying prior-period results to discontinued operations. Total assets were $2,147,890 (thousands) at September 30, 2025, compared with $8,058,378 (thousands) at December 31, 2024, reflecting the divestiture. Operating cash flow from continuing operations was $(51,617) (thousands); investing included $407,300 (thousands) of proceeds from a subsidiary sale, and financing included repayment of $150,000 (thousands) of short-term debt.
On October 31, 2025, Ambac acquired ArmadaCare for $250,000 (thousands) and put in place a $100,000 (thousands) term loan and a $20,000 (thousands) revolver, both fully drawn at closing. As of November 7, 2025, 43,812,035 common shares were outstanding.
Ambac Financial Group (AMBC) reported Q3 2025 results. Total revenues were $66,606 (thousands) and net loss attributable to shareholders was $(112,620) (thousands), or $(2.35) per share. Continuing operations posted a net loss of $(30,838) (thousands), while discontinued operations recorded a $(80,890) (thousands) loss, which includes a $50,012 (thousands) loss on disposal.
The company completed the sale of its Legacy Financial Guarantee business (AAC) on September 29, 2025, reclassifying prior-period results to discontinued operations. Total assets were $2,147,890 (thousands) at September 30, 2025, compared with $8,058,378 (thousands) at December 31, 2024, reflecting the divestiture. Operating cash flow from continuing operations was $(51,617) (thousands); investing included $407,300 (thousands) of proceeds from a subsidiary sale, and financing included repayment of $150,000 (thousands) of short-term debt.
On October 31, 2025, Ambac acquired ArmadaCare for $250,000 (thousands) and put in place a $100,000 (thousands) term loan and a $20,000 (thousands) revolver, both fully drawn at closing. As of November 7, 2025, 43,812,035 common shares were outstanding.
Ambac Financial Group (AMBC) reported Q3 2025 results. Total revenues were $66,606 (thousands) and net loss attributable to shareholders was $(112,620) (thousands), or $(2.35) per share. Continuing operations posted a net loss of $(30,838) (thousands), while discontinued operations recorded a $(80,890) (thousands) loss, which includes a $50,012 (thousands) loss on disposal.
The company completed the sale of its Legacy Financial Guarantee business (AAC) on September 29, 2025, reclassifying prior-period results to discontinued operations. Total assets were $2,147,890 (thousands) at September 30, 2025, compared with $8,058,378 (thousands) at December 31, 2024, reflecting the divestiture. Operating cash flow from continuing operations was $(51,617) (thousands); investing included $407,300 (thousands) of proceeds from a subsidiary sale, and financing included repayment of $150,000 (thousands) of short-term debt.
On October 31, 2025, Ambac acquired ArmadaCare for $250,000 (thousands) and put in place a $100,000 (thousands) term loan and a $20,000 (thousands) revolver, both fully drawn at closing. As of November 7, 2025, 43,812,035 common shares were outstanding.
Ambac Financial Group (AMBC) reported that it furnished an Item 2.02 Form 8-K on November 10, 2025, announcing financial results for the third quarter ended September 30, 2025. The detailed results are provided in Exhibit 99.1, a press release dated November 10, 2025.
The company notes that the information under Item 2.02, including Exhibit 99.1, is furnished and not filed under the Exchange Act, and is not incorporated by reference into other Securities Act or Exchange Act filings.
Ambac Financial Group (AMBC) reported that it furnished an Item 2.02 Form 8-K on November 10, 2025, announcing financial results for the third quarter ended September 30, 2025. The detailed results are provided in Exhibit 99.1, a press release dated November 10, 2025.
The company notes that the information under Item 2.02, including Exhibit 99.1, is furnished and not filed under the Exchange Act, and is not incorporated by reference into other Securities Act or Exchange Act filings.
Ambac Financial Group (AMBC) reported that it furnished an Item 2.02 Form 8-K on November 10, 2025, announcing financial results for the third quarter ended September 30, 2025. The detailed results are provided in Exhibit 99.1, a press release dated November 10, 2025.
The company notes that the information under Item 2.02, including Exhibit 99.1, is furnished and not filed under the Exchange Act, and is not incorporated by reference into other Securities Act or Exchange Act filings.
Ambac Financial Group (AMBC) completed the acquisition of ArmadaCorp Capital, LLC on October 31, 2025. Total consideration was $250,000,000, funded by a new $120,000,000 senior secured credit facility and cash on hand. At closing, the Borrowers drew a $100,000,000 Term Loan and $20,000,000 under the Revolving Facility.
The five-year facilities carry interest at term SOFR + 2.25%–2.75% or an alternate base rate + 1.25%–1.75%, with a Revolver unused fee of 0.375%–0.50%. The Term Loan amortizes in equal quarterly installments beginning with the fiscal quarter ending March 31, 2026, with the remaining principal due at maturity.
Ambac guarantees the obligations and must maintain at least $10,000,000 of unrestricted cash at all times. The facilities are secured by first‑priority liens on substantially all Borrower and Guarantor assets and 100% of Ambac’s equity in Cirrata Group. Financial covenants require a Consolidated Total Net Leverage Ratio ≤ 4.00x and a Consolidated Fixed Charge Coverage Ratio ≥ 1.20x, tested quarterly starting Q1 2026.
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.