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Ambac (AMBC) Director Receives 4,126 RSUs, Vesting 10/01/2026

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Lisa G. Iglesias, a Director of Ambac Financial Group, Inc. (AMBC), acquired 4,126 restricted stock units (RSUs) on 10/01/2025. The Form 4 reports the RSUs as an acquisition (code A) and shows 4,126 shares beneficially owned following the transaction in a direct ownership form at a price of $0. Each RSU represents the contingent right to one share, vests on 10/01/2026, and vested RSUs will settle into common stock when the reporting person resigns or otherwise ceases to be a board member.

Positive

  • 4,126 RSUs granted to Director Lisa G. Iglesias on 10/01/2025
  • RSUs vest on 10/01/2026 and represent a contingent right to one share each
  • Filing reports direct beneficial ownership of 4,126 shares following the grant

Negative

  • None.

Insights

Director award recorded: 4,126 RSUs granted on 10/01/2025.

The Form 4 documents a non-derivative acquisition of 4,126 restricted stock units by Director Lisa G. Iglesias. The filing lists ownership as direct and transaction code A, indicating a grant rather than a market purchase.

The RSUs convert to common stock upon board departure and vest on 10/01/2026, as stated in the filing.

Grant structure: RSUs vest in one year and settle on board exit.

The filing explicitly defines each RSU as a contingent right to one share and states the vesting date of 10/01/2026. It also specifies that settled shares are issued only when the reporting person resigns or ceases board service.

No cash price was paid for the RSUs in the reported acquisition ($0 shown in the filing).

Insider IGLESIAS LISA G
Role Director
Type Security Shares Price Value
Grant/Award Restricted Stock Units 4,126 $0.00 --
Holdings After Transaction: Restricted Stock Units — 4,126 shares (Direct)
Footnotes (1)
  1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of the common stock of Ambac Financial Group, Inc. (the "Company"). RSU's granted on October 1, 2025 shall vest one year later on October 1, 2026. RSUs that have become vested shall settle and convert into shares of common stock upon the date that the reporting person resigns from, or otherwise ceases to be a member of, the Board of Directors of the Company.
Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
IGLESIAS LISA G
(Last) (First) (Middle)
AMBAC FINANCIAL GROUP, INC.
ONE WORLD TRADE CENTER, 41ST FLOOR
(Street)
NEW YORK NY 10007
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
AMBAC FINANCIAL GROUP INC [ AMBC ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
10/01/2025
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Restricted Stock Units (1) 10/01/2025 A 4,126 (2) (2) Common Stock 4,126 $0 4,126 D
Explanation of Responses:
1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of the common stock of Ambac Financial Group, Inc. (the "Company").
2. RSU's granted on October 1, 2025 shall vest one year later on October 1, 2026. RSUs that have become vested shall settle and convert into shares of common stock upon the date that the reporting person resigns from, or otherwise ceases to be a member of, the Board of Directors of the Company.
Remarks:
William White, attorney-in-fact 10/02/2025
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR

FAQ

Who filed the Form 4 for AMBC?

The reporting person is Lisa G. Iglesias, identified as a Director of Ambac Financial Group, Inc.

What securities were acquired according to the Form 4 for AMBC?

The filing reports acquisition of 4,126 Restricted Stock Units (RSUs) on 10/01/2025.

When do the RSUs vest and how do they convert to shares?

The RSUs vest on 10/01/2026. Vested RSUs will settle into common stock when the reporting person resigns or otherwise ceases to be a board member.

What was the price reported for the RSU acquisition?

The Form 4 shows a price of $0 for the RSU acquisition, consistent with a grant.

What ownership does the reporting person hold after the transaction?

The filing shows 4,126 shares beneficially owned following the transaction, with ownership form listed as Direct.