Blue Foundry Bancorp - Common Stock, $0.01 par value (BLFY) Institutional Ownership

13F Institutional Holders and Ownership History from Q3 2021 to Q4 2025

Type / Class
Equity / Common Stock, $0.01 par value
Symbol
BLFY on Nasdaq
Shares outstanding
20,768,903
Price per share
$12.43
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
10,663,431
Total reported value
$96,932,927
% of total 13F portfolios
0%
Share change
-955,018
Value change
-$8,720,850
Number of holders
81
Price from insider filings
$12.43
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Blue Foundry Bancorp - Common Stock, $0.01 par value (BLFY) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
T. Rowe Price Investment Management, Inc. 13% $26,734,988 2,905,977 T. Rowe Price Investment Management, Inc. 31 Mar 2025
Blue Foundry Bank Employee Stock Ownership Plan Trust 10% $20,787,980 2,259,563 Blue Foundry Bank Employee Stock Ownership Plan Trust 31 Dec 2024
GLAZER CAPITAL, LLC 8.6% $22,126,943 1,779,895 Glazer Capital, LLC 05 Jan 2026
VANGUARD GROUP INC 5.2% +11% $10,545,380 +$850,273 1,146,237 +8.8% The Vanguard Group 31 Mar 2025
DRIEHAUS CAPITAL MANAGEMENT LLC 1.9% $3,721,252 400,997 DRIEHAUS CAPITAL MANAGEMENT LLC 29 Aug 2025

As of 30 Sep 2025, 81 institutional investors reported holding 10,663,431 shares of Blue Foundry Bancorp - Common Stock, $0.01 par value (BLFY). This represents 51% of the company’s total 20,768,903 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Blue Foundry Bancorp - Common Stock, $0.01 par value (BLFY) together control 48% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
T. Rowe Price Investment Management, Inc. 14% 2,897,187 -0.28% 0.02% $26,336,000
BlackRock, Inc. 7.1% 1,479,558 -3% 0% $13,449,182
VANGUARD GROUP INC 5.4% 1,130,171 -0.82% 0% $10,273,254
DIMENSIONAL FUND ADVISORS LP 4.7% 980,895 -1.3% 0% $8,916,517
Essex Financial Services, Inc. 3% 628,855 -4.7% 0.34% $5,716,293
STATE STREET CORP 2.3% 478,195 -7.6% 0% $4,346,793
GEODE CAPITAL MANAGEMENT, LLC 2% 424,262 -1.7% 0% $3,857,121
Driehaus Capital Management LLC 1.9% 400,997 -70% 0.03% $3,645,063
MANGROVE PARTNERS IM, LLC 0.94% 194,201 +5.5% 0.13% $1,765,287
MORGAN STANLEY 0.79% 163,633 -5.6% 0% $1,487,423
NORTHERN TRUST CORP 0.76% 158,335 -6% 0% $1,439,265
RENAISSANCE TECHNOLOGIES LLC 0.69% 142,900 +42% 0% $1,298,961
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.65% 134,840 0% 0% $1,225,696
GOLDMAN SACHS GROUP INC 0.46% 96,044 +66% 0% $873,040
MILLENNIUM MANAGEMENT LLC 0.38% 78,395 -5.8% 0% $712,611
Quantinno Capital Management LP 0.36% 75,694 +186% 0% $688,058
LOS ANGELES CAPITAL MANAGEMENT LLC 0.33% 68,300 0% 0% $620,847
D. E. Shaw & Co., Inc. 0.31% 64,439 +16% 0% $585,751
Trexquant Investment LP 0.3% 62,581 +0.85% 0.01% $568,861
STRS OHIO 0.29% 60,200 +13% 0% $547,218
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.29% 59,552 +0.3% 0% $541,328
CITADEL ADVISORS LLC 0.27% 55,080 -12% 0% $500,677
Squarepoint Ops LLC 0.26% 54,074 +20% 0% $491,533
Bank of New York Mellon Corp 0.25% 52,472 -5.9% 0% $476,971
GSA CAPITAL PARTNERS LLP 0.24% 50,313 0.04% $457,000

Institutional Holders of Blue Foundry Bancorp - Common Stock, $0.01 par value (BLFY) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 2,264 $28,142 -$243,311 $12.43 5
2025 Q3 10,663,431 $96,932,927 -$8,720,850 $9.09 81
2025 Q2 11,616,736 $111,173,521 -$113,075 $9.57 78
2025 Q1 11,630,214 $106,998,753 -$719,102 $9.20 80
2024 Q4 11,740,686 $115,176,492 -$628,681 $9.81 81
2024 Q3 11,808,502 $120,908,113 +$1,708,576 $10.25 76
2024 Q2 11,601,876 $105,818,893 -$1,716,230 $9.07 68
2024 Q1 11,762,112 $110,101,856 -$234,501 $9.36 68
2023 Q4 31,287 $302,545 $9.67 2
2023 Q3 11,630,761 $97,349,129 -$1,143,096 $8.37 72
2023 Q2 11,751,743 $118,810,827 -$9,637,360 $10.11 65
2023 Q1 12,736,728 $121,253,261 -$2,884,921 $9.52 75
2022 Q4 12,772,704 $164,126,862 +$9,385,854 $12.85 70
2022 Q3 12,057,565 $134,463,753 -$33,577,975 $11.15 62
2022 Q2 11,965,397 $143,454,829 +$7,201,222 $11.99 60
2022 Q1 11,447,351 $155,099,386 +$4,726,898 $13.55 58
2021 Q4 11,110,321 $162,554,073 +$19,699,165 $14.63 57
2021 Q3 9,770,309 $134,731,476 +$134,731,352 $13.79 54