# Ambac Financial Group Inc. (AMBC)

Source: https://www.quantisnow.com/company/AMBC
Generated: 2026-11-08T05:32:06.472Z

- Ticker: AMBC
- Exchange: NYSE
- Sector: Finance
- Industry: Property-Casualty Insurers
- Website: ambac.com

## About

Ambac Financial Group, Inc., a financial services holding company, provides financial guarantees in the United States, the United Kingdom, Italy, Austria, Australia, France, and Internationally. It offers financial guarantee insurance policies; and credit derivative contracts and interest rate derivative transactions. The company was incorporated in 1991 and is headquartered in New York, New York.

## Latest AMBC news and filings

- 2025-11-14 21:28 UTC [Insider Buy] [Exec VP & Group COO Smith R Sharon bought $205 worth of shares (20 units at $10.25), increasing direct ownership by 0.01% to 170,952 units (SEC Form 4)](https://www.quantisnow.com/insight/exec-vp-group-coo-smith-r-sharon-bought-205-worth-6280935)
- 2025-11-10 22:20 UTC [SEC Form 8-K] [Ambac Financial Group Inc. filed SEC Form 8-K: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits](https://www.quantisnow.com/insight/ambac-financial-group-inc-filed-sec-form-8-k-amendments-to-6271467)
- 2025-11-10 22:18 UTC [Ambac Financial Group Rebrands as Octave Specialty Group, Inc.](https://www.quantisnow.com/insight/ambac-financial-group-rebrands-as-octave-specialty-group-inc-6271455)
- 2025-11-10 21:57 UTC [SEC Form 10-Q] [SEC Form 10-Q filed by Ambac Financial Group Inc.](https://www.quantisnow.com/insight/sec-form-10-q-filed-by-ambac-financial-group-inc-6271283)
- 2025-11-10 21:13 UTC [SEC Form 8-K] [Ambac Financial Group Inc. filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits](https://www.quantisnow.com/insight/ambac-financial-group-inc-filed-sec-form-8-k-results-of-6270716)
- 2025-11-10 21:05 UTC [Earnings Date] [Ambac Reports Third Quarter 2025 Results](https://www.quantisnow.com/insight/ambac-reports-third-quarter-2025-results-6270518)
- 2025-11-10 13:30 UTC [Leadership Update] [Ambac Financial Group Appoints Karen Beyer Head of Investor Relations](https://www.quantisnow.com/insight/ambac-financial-group-appoints-karen-beyer-head-of-investor-relations-6269753)
- 2025-11-03 13:38 UTC [SEC Form 8-K] [Ambac Financial Group Inc. filed SEC Form 8-K: Entry into a Material Definitive Agreement, Completion of Acquisition or Disposition of Assets, Results of Operations and Financial Condition, Regulation FD Disclosure, Financial Statements and Exhibits](https://www.quantisnow.com/insight/ambac-financial-group-inc-filed-sec-form-8-k-entry-into-6255722)
- 2025-11-03 13:30 UTC [Ambac Financial Group Completes Acquisition of ArmadaCare](https://www.quantisnow.com/insight/ambac-financial-group-completes-acquisition-of-armadacare-6255673)
- 2025-10-28 12:30 UTC [Earnings Date] [Ambac to Release Third Quarter 2025 Results on November 10, 2025](https://www.quantisnow.com/insight/ambac-to-release-third-quarter-2025-results-on-november-10-6247191)
- 2025-10-16 12:30 UTC [Ambac Subsidiary Beat Capital Partners Launches 1889 Specialty Insurance Services, a Financial Institutions MGA Led by Blair Bartlett and Backed by A+ Rated Capacity](https://www.quantisnow.com/insight/ambac-subsidiary-beat-capital-partners-launches-1889-specialty-insurance-services-6235105)
- 2025-10-09 17:48 UTC [Amendment: SEC Form SCHEDULE 13G/A filed by Ambac Financial Group Inc.](https://www.quantisnow.com/insight/amendment-sec-form-schedule-13ga-filed-by-ambac-financial-group-6228798)
- 2025-10-03 21:02 UTC [SEC Form 4] [Amendment: SEC Form 4 filed by Chief Executive Officer Leblanc Claude](https://www.quantisnow.com/insight/amendment-sec-form-4-filed-by-chief-executive-officer-leblanc-6223150)
- 2025-10-03 20:59 UTC [SEC Form 4] [Amendment: SEC Form 4 filed by Exec VP & Group COO Smith R Sharon](https://www.quantisnow.com/insight/amendment-sec-form-4-filed-by-exec-vp-group-coo-6223101)
- 2025-10-03 20:58 UTC [SEC Form 4] [Amendment: SEC Form 4 filed by Exec VP, CFO & Treasurer Trick David](https://www.quantisnow.com/insight/amendment-sec-form-4-filed-by-exec-vp-cfo-treasurer-6223087)
- 2025-10-03 20:20 UTC [SEC Form 4] [SEC Form 4 filed by Exec VP & Group COO Smith R Sharon](https://www.quantisnow.com/insight/sec-form-4-filed-by-exec-vp-group-coo-smith-6222702)
- 2025-10-03 20:19 UTC [SEC Form 4] [SEC Form 4 filed by Exec VP, CFO & Treasurer Trick David](https://www.quantisnow.com/insight/sec-form-4-filed-by-exec-vp-cfo-treasurer-trick-6222685)
- 2025-10-03 20:19 UTC [SEC Form 4] [SEC Form 4 filed by Chief Executive Officer Leblanc Claude](https://www.quantisnow.com/insight/sec-form-4-filed-by-chief-executive-officer-leblanc-claude-6222668)
- 2025-10-03 20:18 UTC [SEC Form 4] [Amendment: SEC Form 4 filed by Chief Executive Officer Leblanc Claude](https://www.quantisnow.com/insight/amendment-sec-form-4-filed-by-chief-executive-officer-leblanc-6222654)
- 2025-10-02 20:07 UTC [SEC Form 4] [SEC Form 4 filed by Director Stein Jeffrey Scott](https://www.quantisnow.com/insight/sec-form-4-filed-by-director-stein-jeffrey-scott-6219996)
- 2025-10-02 20:07 UTC [SEC Form 4] [SEC Form 4 filed by Director Price Michael D](https://www.quantisnow.com/insight/sec-form-4-filed-by-director-price-michael-d-6219987)
- 2025-10-02 20:06 UTC [SEC Form 4] [SEC Form 4 filed by Director Matus Kristi Ann](https://www.quantisnow.com/insight/sec-form-4-filed-by-director-matus-kristi-ann-6219971)
- 2025-10-02 20:05 UTC [SEC Form 4] [SEC Form 4 filed by Director Lammtennant Joan M](https://www.quantisnow.com/insight/sec-form-4-filed-by-director-lammtennant-joan-m-6219941)
- 2025-10-02 20:04 UTC [SEC Form 4] [SEC Form 4 filed by Director Iglesias Lisa G](https://www.quantisnow.com/insight/sec-form-4-filed-by-director-iglesias-lisa-g-6219891)
- 2025-10-02 20:03 UTC [SEC Form 4] [SEC Form 4 filed by Director Haft Ian David](https://www.quantisnow.com/insight/sec-form-4-filed-by-director-haft-ian-david-6219889)
- 2025-10-01 20:58 UTC [Insider Buy] [Chief Executive Officer Leblanc Claude converted options into 661,355 shares, covered exercise/tax liability with 461,222 shares, converted options into 193,353 shares and bought $213,500 worth of shares (25,000 units at $8.54), increasing direct ownership by 69% to 1,021,777 units (SEC Form 4)](https://www.quantisnow.com/insight/chief-executive-officer-leblanc-claude-converted-options-into-661355-shares-6218424)
- 2025-10-01 20:57 UTC [SEC Form 4] [Exec VP, CFO & Treasurer Trick David converted options into 165,361 shares, covered exercise/tax liability with 72,147 shares and converted options into 42,515 shares, increasing direct ownership by 87% to 291,811 units (SEC Form 4)](https://www.quantisnow.com/insight/exec-vp-cfo-treasurer-trick-david-converted-options-into-165361-6218419)
- 2025-10-01 20:51 UTC [SEC Form 4] [Exec VP & Chief Strategy Offr Smith R Sharon converted options into 145,135 shares, covered exercise/tax liability with 51,724 shares and converted options into 2,814 shares, increasing direct ownership by 129% to 170,932 units (SEC Form 4)](https://www.quantisnow.com/insight/exec-vp-chief-strategy-offr-smith-r-sharon-converted-options-6218394)
- 2025-10-01 20:50 UTC [SEC Form 4] [Sr. MD & General Counsel Ksenak Stephen Michael converted options into 129,146 shares and covered exercise/tax liability with 43,522 shares, increasing direct ownership by 72% to 205,256 units (SEC Form 4)](https://www.quantisnow.com/insight/sr-md-general-counsel-ksenak-stephen-michael-converted-options-into-6218387)
- 2025-10-01 20:49 UTC [SEC Form 4] [Sr. MD & COO Mcginnis Daniel converted options into 29,832 shares and covered exercise/tax liability with 10,053 shares, increasing direct ownership by 107% to 38,235 units (SEC Form 4)](https://www.quantisnow.com/insight/sr-md-coo-mcginnis-daniel-converted-options-into-29832-shares-6218383)
- 2025-09-30 20:34 UTC [SEC Form 4] [Director Lammtennant Joan M converted options into 106,990 shares (SEC Form 4)](https://www.quantisnow.com/insight/director-lammtennant-joan-m-converted-options-into-106990-shares-sec-6216332)
- 2025-09-30 20:27 UTC [SEC Form 4] [Director Iglesias Lisa G converted options into 67,777 shares, increasing direct ownership by 466% to 82,327 units (SEC Form 4)](https://www.quantisnow.com/insight/director-iglesias-lisa-g-converted-options-into-67777-shares-increasing-6216253)
- 2025-09-30 20:25 UTC [SEC Form 4] [Director Matus Kristi Ann converted options into 39,179 shares, increasing direct ownership by 435% to 48,179 units (SEC Form 4)](https://www.quantisnow.com/insight/director-matus-kristi-ann-converted-options-into-39179-shares-increasing-6216231)
- 2025-09-30 20:24 UTC [SEC Form 4] [Director Price Michael D converted options into 39,179 shares, increasing direct ownership by 24% to 205,477 units (SEC Form 4)](https://www.quantisnow.com/insight/director-price-michael-d-converted-options-into-39179-shares-increasing-6216226)
- 2025-09-30 20:23 UTC [SEC Form 4] [Director Haft Ian David converted options into 131,921 shares (SEC Form 4)](https://www.quantisnow.com/insight/director-haft-ian-david-converted-options-into-131921-shares-sec-6216224)
- 2025-09-30 20:22 UTC [SEC Form 4] [Director Stein Jeffrey Scott converted options into 167,807 shares, increasing direct ownership by 336% to 217,807 units (SEC Form 4)](https://www.quantisnow.com/insight/director-stein-jeffrey-scott-converted-options-into-167807-shares-increasing-6216220)
- 2025-09-30 20:16 UTC [SEC Form 3] [SEC Form 3 filed by new insider Ahn Cristina E.](https://www.quantisnow.com/insight/sec-form-3-filed-by-new-insider-ahn-cristina-e-6216184)
- 2025-09-30 20:06 UTC [SEC Form 8-K] [Ambac Financial Group Inc. filed SEC Form 8-K: Leadership Update](https://www.quantisnow.com/insight/ambac-financial-group-inc-filed-sec-form-8-k-leadership-update-6216045)
- 2025-09-29 21:07 UTC [SEC Form 8-K] [Ambac Financial Group Inc. filed SEC Form 8-K: Leadership Update, Financial Statements and Exhibits](https://www.quantisnow.com/insight/ambac-financial-group-inc-filed-sec-form-8-k-leadership-update-6214818)
- 2025-09-29 21:06 UTC [SEC Form 8-K] [Ambac Financial Group Inc. filed SEC Form 8-K: Entry into a Material Definitive Agreement, Regulation FD Disclosure, Financial Statements and Exhibits](https://www.quantisnow.com/insight/ambac-financial-group-inc-filed-sec-form-8-k-entry-into-6214813)

## More

- Live page with ratings, short volume, options and peers: https://www.quantisnow.com/company/AMBC
- Earnings history: https://www.quantisnow.com/earnings/AMBC
- Dividend history: https://www.quantisnow.com/dividends/AMBC
- Insider transactions: https://www.quantisnow.com/insiders/AMBC
- Options chain: https://www.quantisnow.com/options/AMBC
- SEC 8-K filings only: https://www.quantisnow.com/company/AMBC/8-k
- RSS and alerts for AMBC: https://www.quantisnow.com/docs/rss-feeds.md