BlackRock, Inc. Amendment to Schedule 13G/A for AMBAC Financial Group Inc.

BlackRock, Inc. filed an amendment to its Schedule 13G/A for AMBAC Financial Group Inc. on October 17, 2025. The filing indicates that BlackRock, Inc. beneficially owns 3,535,664 shares of AMBAC Financial Group Inc.'s common stock, representing 7.6% of the total outstanding shares. This is a decrease of 1,665,428 shares from the previous filing, reflecting a 32.02% reduction in both the number of shares and their value. The filing also notes that various persons have the right to receive dividends or direct the sale of the common stock, but no single person's interest exceeds 5% of the total outstanding shares. The amendment was signed by Spencer Fleming, Managing Director of BlackRock, Inc.