BERKLEY W R CORP - 31 Dec 2025 SCHEDULE 13G Report for Launch One Acquisition Corp. Class A Ordinary Shares, par value $0.0001 per share (LPAA)

Filing Manager: BERKLEY W R CORP
Reporting Manager: W. R. Berkley Corporation
Security: Launch One Acquisition Corp. Class A Ordinary Shares, par value $0.0001 per share
Symbol: LPAA
Shares outstanding: 22,956,290 shares
Disclosed Ownership: 1,423,290 shares
Ownership: 6.2%
Form type: SCHEDULE 13G
Filing time: 10 Feb 2026, 21:15:43 UTC
Date of event: 31 Dec 2025
SEC: View on sec.gov

Reporting Managers (2)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
W. R. Berkley Corporation	6.2%	1,423,290	0	1,423,290	/s/ Richard M. Baio	Richard M. Baio/Executive Vice President and Chief Financial Officer
Berkley Insurance Company	6.2%	1,423,290	0	1,423,290	/s/ Richard M. Baio	Richard M. Baio/Executive Vice President and Treasurer