AMBAC FINANCIAL GROUP INC

Q: Jun 30 2026

Q: Mar 31 2026

FY: Dec 31 2025

Q: Sep 30 2025

Q: Jun 30 2025

Q: Mar 31 2025

FY: Dec 31 2024

Q: Sep 30 2024

Q: Jun 30 2024

Q: Mar 31 2024

FY: Dec 31 2023

Q: Sep 30 2023

Q: Jun 30 2023

Q: Mar 31 2023

FY: Dec 31 2022

Q: Sep 30 2022

Q: Jun 30 2022

Q: Mar 31 2022

FY: Dec 31 2021

Q: Sep 30 2021

Results of Operations and Financial Condition

Submission of Matters to a Vote of Security Holders

Results of Operations and Financial Condition

Entry into a Material Definitive Agreement

Results of Operations and Financial Condition

Financial Statements and Exhibits

Changes in Registrant's Certifying Accountant

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year

Results of Operations and Financial Condition

Entry into a Material Definitive Agreement

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Entry into a Material Definitive Agreement

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Entry into a Material Definitive Agreement

Results of Operations and Financial Condition

Entry into a Material Definitive Agreement

Entry into a Material Definitive Agreement

Submission of Matters to a Vote of Security Holders

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Automatic Shelf Registration

Notification of removal from listing and/or registration on a national securities exchange

Post Effective Amendment to S-8

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Certification of approval for listing and registration on a national securities exchange

Registration of Securities on Exchange

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Automatic Shelf Registration

Registration of Securities on Exchange

Post Effective Amendment to S-8

Certification of termination of registration of a class of securities (Section 12(b))

Post Effective Amendment to S-8

Notification of removal from listing and/or registration on a national securities exchange

Notification of removal from listing and/or registration on a national securities exchange

Notification of removal from listing and/or registration on a national securities exchange

Notification of removal from listing and/or registration on a national securities exchange

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

No description available

No description available

Definitive Proxy Statement

Preliminary Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Required Information in Proxy Statement

Definitive Proxy Statement

LeBlanc Claude

Smith R Sharon

Trick David

LAMMTENNANT JOAN M

IGLESIAS LISA G

Stein Jeffrey Scott

PRICE MICHAEL D

Matus Kristi Ann

HAFT IAN DAVID

VANGUARD CAPITAL MANAGEMENT LLC

LeBlanc Claude

Trick David

Smith R Sharon

IGLESIAS LISA G

Stein Jeffrey Scott

HAFT IAN DAVID

Matus Kristi Ann

PRICE MICHAEL D

LAMMTENNANT JOAN M

Western Standard LLC

Annual Report Scanned (Paper)

Annual Report Scanned (Paper)

Annual Report Scanned (Paper)

Annual Report Scanned (Paper)

Notification of the removal from listing and registration of matured redeemed or retired securities

Notification of the removal from listing and registration of matured redeemed or retired securities

Letter from the SEC

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Letter from the SEC

No description available

Letter from the SEC

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Annual Report Scanned (Paper)

Annual Report Scanned (Paper)