Ambac (AMBC) CEO granted 118,045 RSUs; owns 189,501 shares

Ambac Financial Group, Inc. reports an amended Form 4 showing a corrected equity award for Chief Executive Officer Claude LeBlanc.

Rhea-AI Filing Summary

Ambac Financial Group, Inc. reports an amended Form 4 showing a corrected equity award for Chief Executive Officer Claude LeBlanc. The amendment states that 118,045 restricted stock units (RSUs) were granted on 07/09/2025, and that 45,650 of the RSUs previously reported that day were void ab initio and cancelled.

The RSUs convert to one share each when settled and will vest in three equal annual installments commencing 07/09/2026, 07/09/2027, and 07/09/2028. Following the reported transaction, the filing shows the reporting person beneficially owns 189,501 shares (direct ownership). The form is signed by an attorney-in-fact on 10/03/2025.

Positive

• Amendment provides corrected disclosure by reporting the accurate RSU grant of 118,045 units
• Clear vesting schedule: RSUs vest in three equal annual installments beginning 07/09/2026

Negative

• Cancellation of 45,650 RSUs reduces the originally reported award
• Potential timing for share issuance disclosed, which may affect future share count when RSUs vest

Insights

Corporate Governance Expert

Amendment corrects CEO equity grant and confirms vesting timetable.

The filing corrects the previously reported award, showing 118,045 RSUs granted on 07/09/2025 with 45,650 units cancelled as void ab initio, which reduces the net award stated originally. The RSUs vest in three equal annual installments starting on 07/09/2026, clarifying the timing of potential equity dilution.

The report also lists 189,501 shares beneficially owned after the transaction and is signed by an attorney-in-fact on 10/03/2025, providing formal correction and documentation of insider ownership.

Insider Trade Summary

Grant/Award: 118,045 shares

Grant/Award 1 txn

Insider LeBlanc Claude

Role Chief Executive Officer

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	118,045	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 189,501 contracts (Direct)

Footnotes (3)

1. F1. 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. F2. This amendment reports the corrected number of RSUs granted to the reporting person on July 9, 2025. At that time, 45,650 of the RSUs previously reported on that date were void ab initio and cancelled.
3. F3. The RSUs will vest in three equal annual installments commencing July 9, 2026, July 9, 2027, and July 9, 2028.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What RSU grant did Ambac (AMBC) CEO Claude LeBlanc receive on 07/09/2025?

The amended Form 4 reports a grant of 118,045 RSUs to Claude LeBlanc effective 07/09/2025.

How many RSUs were cancelled in the amendment for AMBC?

The amendment states that 45,650 RSUs previously reported on that date were void ab initio and cancelled.

When will the RSUs granted to the AMBC CEO vest?

The RSUs vest in three equal annual installments commencing on 07/09/2026, then on 07/09/2027, and 07/09/2028.

How many Ambac shares does the reporting person own after the transaction?

Following the reported transaction, the filing shows 189,501 shares beneficially owned.

Who signed the amended Form 4 for Ambac and when?

The form is signed by William White, attorney-in-fact on 10/03/2025.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 10/03/2025 - 04:18 PM EDT Learn about SEC filing dates

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^*

LeBlanc Claude

(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
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

3. Date of Earliest Transaction (Month/Day/Year)
07/09/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)
07/09/2025

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)	07/09/2025		A		118,045(2)		(3)	(3)	Common Stock	118,045(2)	$0	189,501	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. This amendment reports the corrected number of RSUs granted to the reporting person on July 9, 2025. At that time, 45,650 of the RSUs previously reported on that date were void ab initio and cancelled.

3. The RSUs will vest in three equal annual installments commencing July 9, 2026, July 9, 2027, and July 9, 2028.

Remarks:

	William White, attorney-in-fact	10/03/2025
	** 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.