Aspen Insurance (NYSE: AHL) director David Altmaier files Form 3

Rhea-AI Filing Summary

ASPEN INSURANCE HOLDINGS LTD director David Campbell Altmaier filed an initial Form 3 as a reporting person. The filing lists him as a director but shows no reported share transactions or derivative positions, serving as a baseline disclosure of his status for future ownership reports.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Altmaier David Campbell

(Last) (First) (Middle)

WATERLOO HOUSE

100 PITTS BAY ROAD

(Street)

PEMBROKE HM08

(City) (State) (Zip)

BERMUDA

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
ASPEN INSURANCE HOLDINGS LTD [ AHL ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Exhibit List: Exhibit 24 - Power of Attorney

No securities are beneficially owned.

	/s/ Laura Haytman, Attorney-in-Fact	03/18/2026
	** 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 5 (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.
* Form 3: SEC 1473 (03-26)

FAQ

What does David Campbell Altmaier’s Form 3 show for ASPEN INSURANCE (AHL)?

The Form 3 identifies David Campbell Altmaier as a director of Aspen Insurance Holdings Ltd. It serves as his initial beneficial ownership statement and, in this case, reports no specific share holdings, transactions, or derivative positions for him at the time of filing.

Does the AHL Form 3 for David Campbell Altmaier report any stock purchases or sales?

No, the Form 3 reports no stock purchases or sales by David Campbell Altmaier. All buy, sell, acquire, dispose, and other transaction counts and share amounts are shown as zero, indicating no reported trading activity in Aspen Insurance Holdings Ltd shares in this filing.

What is David Campbell Altmaier’s role at Aspen Insurance Holdings Ltd in this Form 3?

The Form 3 lists David Campbell Altmaier as a director of Aspen Insurance Holdings Ltd. He is not reported as an officer or as a ten percent owner, and no additional roles or titles are disclosed beyond his director position in this filing.

Are there any derivative securities reported for David Campbell Altmaier in AHL’s Form 3?

No, the filing shows no derivative securities for David Campbell Altmaier. The derivative summary section is empty, and the transaction summary reports zero derivative transactions or exercises, indicating no options, warrants, or similar instruments are disclosed in this Form 3.

Does the AHL Form 3 indicate any gifts, tax withholdings, or restructurings for David Campbell Altmaier?

No, the Form 3 reports zero gifts, zero tax-withholding dispositions, and zero restructuring-related transactions. The transaction summary shows all such categories at zero, confirming that no non-market transfers or entity restructurings are disclosed for him in this filing.