| Date Filed | Type | Description |
| 10/06/2023 |
8-K
| Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements... |
| 08/07/2023 |
8-K
| Quarterly results |
| 06/16/2023 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 05/09/2023 |
10-Q
| Quarterly Report for the period ended March 31, 2023 |
| 05/09/2023 |
8-K
| Quarterly results |
| 04/28/2023 |
25-NSE
| Form 25-NSE - Notification filed by national security exchange to report the removal from listing and registration of matured, redeemed or retired securities: |
| 04/28/2023 |
ARS
| Form ARS - Annual Report to Security Holders: |
| 04/28/2023 |
DEF 14A
| Form DEF 14A - Other definitive proxy statements: |
| 03/07/2023 |
8-K
| Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements... |
| 02/28/2023 |
8-K
| Quarterly results |
| 02/09/2023 |
SC 13G/A
| VANGUARD GROUP INC reports a 11.1% stake in Ambac Financial Group Inc. |
| 01/27/2023 |
8-K
| Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits ... |
| 01/26/2023 |
SC 13G/A
| BlackRock Inc. reports a 14.8% stake in AMBAC FINANCIAL GROUP INC |
| 01/20/2023 |
SC 13G
| BlackRock Inc. reports a 14.8% stake in AMBAC FINANCIAL GROUP INC |
| 01/03/2023 |
8-K
| Quarterly results |
| 11/08/2022 |
10-Q
| Quarterly Report for the period ended September 30, 2022 |
| 11/08/2022 |
8-K
| Quarterly results |
| 10/13/2022 |
8-K
| Entry into a Material Definitive Agreement, Triggering Events That Accelerate or Increase a Direct Financial Obligation or an... |
| 10/07/2022 |
8-K
| Quarterly results |
| 08/08/2022 |
10-Q
| Quarterly Report for the period ended June 30, 2022 |
| 08/08/2022 |
8-K
| Quarterly results |
| 05/26/2022 |
8-K
| Quarterly results |
| 05/10/2022 |
10-Q
| Quarterly Report for the period ended March 31, 2022 |
| 05/10/2022 |
8-K
| Quarterly results |
| 04/15/2022 |
DEF 14A
| Form DEF 14A - Other definitive proxy statements: |
| 03/30/2022 |
8-K
| Regulation FD Disclosure, Other Events Interactive Data |
| 03/18/2022 |
8-K
| Regulation FD Disclosure Interactive Data |
| 02/24/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 02/24/2022 |
8-K
| Quarterly results |
| 02/09/2022 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 01/27/2022 |
SC 13G/A
| BlackRock Inc. reports a 13.9% stake in AMBAC FINANCIAL GROUP INC |
| 01/25/2022 |
SC 13G/A
| BlackRock Inc. reports a 13.9% stake in AMBAC FINANCIAL GROUP INC |
| 11/23/2021 |
8-K
| Regulation FD Disclosure Interactive Data |
| 11/08/2021 |
10-Q
| Quarterly Report for the period ended September 30, 2021 |
|