Blue Foundry Bancorp (BLFY)

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Sector: Savings Institutions, Not Federally Chartered

Hedge Fund Popularity

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Hedge Fund Holdings

Filing Period:

Last updated on December 02, 2025, 4:09pm based on SEC 13F filings Last update: December 02, 2025, 4:09pm

No.	Hedge Fund	Shares	Value	Activity	% Port
1.	Driehaus Capital Richard Driehaus	400,997	$3,645,063	-70%	0.03%
2.	Mangrove Partners Nathaniel August	194,201	$1,765,287	+6%	0.13%
3.	Renaissance Technologies Jim Simons	142,900	$1,298,961	+42%	0%
4.	Arrowstreet Capital Peter Rathjens, Bruce Clarke And John Campbell	134,840	$1,225,696		0%
5.	Millennium Management Israel Englander	78,395	$712,611	-6%	0%

Insider Trading: Purchases See All

Insider	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
Kinzler Director	$8.50	1,000	$8,500.00	77,911	2025-08-04	Filing
Kinzler Director	$8.52	500	$4,259.55	76,911	2025-08-04	Filing
Kinzler Director	$8.43	900	$7,587.00	76,411	2025-08-01	Filing
Kinzler Director	$8.39	1,000	$8,392.70	75,511	2025-08-01	Filing
Kinzler Director	$8.41	600	$5,045.94	74,511	2025-08-01	Filing

Insider Trading: Sales See All

Insider	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
Lang Director	$8.75	3,020	$26,425.30	44,028	2025-06-17	Filing
Lang Director	$8.76	1,400	$12,264.00	47,048	2025-06-17	Filing
Lang Director	$8.77	100	$877.00	48,448	2025-06-17	Filing
Goldstein Director	$10.80	3,500	$37,782.50	39,283	2024-08-28	Filing
Letsche Director	$10.07	1,703	$17,149.21	61,610	2024-01-26	Filing

Institutional Investors' Holdings

Filing Period:

No.	Name	Shares	Value	% Port
1.	Blackrock, Inc.	1,479,558	$13,449,182	0%
2.	Vanguard Group Inc	1,130,171	$10,273,254	0%
3.	Dimensional Fund Advisors Lp	980,895	$8,916,517	0%
4.	Essex Financial Services, Inc.	628,855	$5,716,293	0.34%
5.	State Street Corp	478,195	$4,346,793	0%