J.M. Arbour, LLC

SEC CIK: 0002099154
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

WRB holding history

Berkley W R Corp in every 13F filed by J.M. Arbour, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

WRB overview All 13F holders of WRB Full Q2 2026 holdings

Shares (Q2 2026): 13,671
Value: $964.2K
% of portfolio: 0.8%
Quarters held: 3; Since Q4 2025

Holdings of WRB by J.M. Arbour, LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	13,671	$964.2K	0.8%	+2,189+19.1%	Added	Holders
Q1 2026	11,482	$761.0K	0.7%	+340+3.1%	Added	Holders
Q4 2025	11,142	$781.3K	0.8%	–	No prior filing	Holders