Lisa G. Iglesias - 29 Sep 2025 Form 4 Insider Report for AMBAC FINANCIAL GROUP INC (AMBC)

Role
Director
Signature
William White, attorney-in-fact
Issuer symbol
AMBC
Transactions as of
29 Sep 2025
Net transactions value
$0
Form type
4
Filing time
30 Sep 2025, 16:27:53 UTC
Previous filing
01 Jul 2025
Next filing
02 Oct 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
IGLESIAS LISA G Director AMBAC FINANCIAL GROUP, INC., ONE WORLD TRADE CENTER, 41ST FLOOR, NEW YORK William White, attorney-in-fact 30 Sep 2025 0001103172

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AMBC Common Stock Conversion of derivative security $0 +67,777 +466% $0.000000 82,327 29 Sep 2025 Direct F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction AMBC Restricted Stock Units Conversion of derivative security $0 -67,777 -100% $0.000000 0 29 Sep 2025 Common Stock 67,777 Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Upon the closing of the sale of Ambac Assurance Corporation to an entity owned by funds managed by Oaktree Capital Management, L.P., a change of control was triggered causing the Director's Restricted Stock Units to vest and settle.
F2 Each restricted stock unit ("RSU") represents a contingent right to receive one share of the common stock of Ambac Financial Group, Inc. (the "Company").