James G. Shiel - 18 Dec 2025 Form 4 Insider Report for BERKLEY W R CORP (WRB)

Role: EVP - Investments
Signature: James G. Shiel
Issuer symbol: WRB
Transactions as of: 18 Dec 2025
Net transactions value: $0
Form type: 4
Filing time: 19 Dec 2025, 17:27:37 UTC
Previous filing: 19 Aug 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
SHIEL JAMES G	EVP - Investments	W. R. BERKLEY CORPORATION, 475 STEAMBOAT ROAD, GREENWICH	James G. Shiel	19 Dec 2025	0001236251

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	WRB	Common Stock	Gift	$0	-1,250	-0.16%	$0.000000	797,197	18 Dec 2025	Direct	F1, F2
holding	WRB	Common Stock						208,000	18 Dec 2025	By 2022 SLAT

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	On December 18, 2025, the reporting person donated 1,250 directly owned shares of common stock to a donor-advisor fund, which will use the gifted shares for charitable purposes.
F2	Includes 647,032 shares of common stock underlying restricted stock units ("RSUs"), all of which have vested (the receipt of which has been deferred) and does not include unvested shares of common stock underlying performance-based RSUs.