Chubb (CB) Chief Risk Officer has 52 shares withheld for taxes

Rhea-AI Filing Summary

Chubb Ltd Chief Risk Officer reports small share disposition for taxes. Frances D. O'Brien had 52 common shares withheld on a tax-withholding disposition at $337.92 per share to cover a tax liability. After this transaction, she directly owns 41,116 Chubb common shares.

Insider Trade Summary

Net Seller: 52 shares

Net Sell 1 txn

Insider O'Brien Frances D.

Role Chief Risk Officer

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Shares	52	$337.92	$18K

Holdings After Transaction: Common Shares — 41,116 shares (Direct)

Footnotes (1)

1. F1. Common Shares withheld to pay tax liability.

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Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 03/02/2026 - 04:10 PM Learn about SEC filing dates

FAQ

What insider transaction did Chubb (CB) report for Frances D. O'Brien?

Chubb reported that Chief Risk Officer Frances D. O'Brien had 52 common shares withheld as a tax-withholding disposition. The shares were used to satisfy a tax liability rather than being sold on the open market.

How many Chubb (CB) shares were involved in Frances D. O'Brien’s Form 4 filing?

The Form 4 shows 52 Chubb common shares were disposed of through tax withholding. This transaction was coded "F," indicating shares were delivered to cover a tax obligation instead of being sold in a regular market transaction.

At what price were the Chubb (CB) shares valued in the tax-withholding transaction?

The 52 Chubb common shares were valued at $337.92 per share for the tax-withholding disposition. This per-share value is used to calculate the total value of shares applied toward the insider’s tax liability.

How many Chubb (CB) shares does Frances D. O'Brien own after the reported transaction?

After the tax-withholding disposition of 52 shares, Frances D. O'Brien directly owns 41,116 Chubb common shares. This post-transaction holding reflects her remaining direct ownership following the satisfaction of the tax liability.

Was the Chubb (CB) insider transaction an open-market sale or tax withholding?

The insider transaction was tax withholding, not an open-market sale. Code "F" and the footnote state the common shares were withheld to pay a tax liability, indicating no discretionary selling into the market occurred.

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).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

O'Brien Frances D.

(Last) (First) (Middle)

THE CHUBB BUILDING

17 WOODBOURNE AVENUE

(Street)

HAMILTON D0 HM 08

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Chubb Ltd [ CB ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/26/2026

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
Common Shares	02/26/2026		F		52(1)	D	$337.92	41,116	D

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

Explanation of Responses:

1. Common Shares withheld to pay tax liability.

	/s/ Samantha Froud, Attorney-in-Fact	03/02/2026
	** 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 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.