Blue Foundry Bancorp - BLFY
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| GLAZER CAPITAL, LLC | History | Added to | 1,719,910 | 22,739 | 0.48% | 0.31% | 1 | +758,914 | 78.97% | Q1 2026 | May 14, 2026 |
| BlackRock, Inc. | History | Reduced | 1,267,125 | 16,776 | 0.0% | 0.0% | 2 | -98,319 | -7.2% | Q1 2026 | May 13, 2026 |
| GARDNER LEWIS ASSET MANAGEMENT L P | History | Added to | 1,018,887 | 13,490 | 2.92% | 0.08% | 3 | +993,225 | 3870.41% | Q1 2026 | May 08, 2026 |
| First Trust Capital Management L.P. | History | Added to | 1,004,006 | 13,293 | 0.7% | 0.45% | 4 | +401,738 | 66.7% | Q1 2026 | May 14, 2026 |
| VANGUARD GROUP INC | History | No change | 860,458 | 10,695 | 0.0% | 0.0% | 5 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | New | 765,793 | 10,139 | 0.0% | — | 6 | +765,793 | New | Q1 2026 | May 15, 2026 |
| DIMENSIONAL FUND ADVISORS LP | History | Reduced | 684,600 | 9,063 | 0.0% | 0.0% | 7 | -167,663 | -19.67% | Q1 2026 | May 07, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 421,058 | 5,576 | 0.0% | 0.0% | 8 | +3,325 | 0.8% | Q1 2026 | May 15, 2026 |
| STATE STREET CORP | History | Reduced | 411,028 | 5,442 | 0.0% | 0.0% | 9 | -45,869 | -10.04% | Q1 2026 | May 15, 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | History | Added to | 358,672 | 4,748 | 0.0% | 0.0% | 10 | +149,123 | 71.16% | Q1 2026 | May 14, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Added to | 338,400 | 4,480 | 0.01% | 0.0% | 11 | +124,200 | 57.98% | Q1 2026 | May 14, 2026 |
| PRELUDE CAPITAL MANAGEMENT, LLC | History | Added to | 333,785 | 4,419 | 0.34% | 0.01% | 12 | +317,703 | 1975.52% | Q1 2026 | May 15, 2026 |
| Essex Financial Services, Inc. | History | Reduced | 321,281 | 4,253 | 0.24% | 0.23% | 13 | -4,950 | -1.52% | Q1 2026 | Apr 24, 2026 |
| ABC ARBITRAGE SA | History | No change | 200,781 | 2,658 | 0.35% | 0.23% | 14 | 0 | 0.0% | Q1 2026 | May 04, 2026 |
| MANGROVE PARTNERS IM, LLC | History | No change | 198,659 | 2,630 | 0.21% | 0.2% | 15 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Added to | 191,747 | 2,538 | 0.0% | 0.0% | 16 | +156,141 | 438.52% | Q1 2026 | May 15, 2026 |
| Russell Investments Group, Ltd. | History | Added to | 154,796 | 2,049 | 0.0% | 0.0% | 17 | +132,819 | 604.35% | Q1 2026 | May 08, 2026 |
| Squarepoint Ops LLC | History | Added to | 152,559 | 2,019 | 0.0% | 0.0% | 18 | +89,476 | 141.84% | Q1 2026 | May 15, 2026 |
| NORTHERN TRUST CORP | History | Added to | 147,371 | 1,951 | 0.0% | 0.0% | 19 | +4,721 | 3.31% | Q1 2026 | May 14, 2026 |
| GOLDMAN SACHS GROUP INC | History | Added to | 124,296 | 1,645 | 0.0% | 0.0% | 20 | +33,271 | 36.55% | Q1 2026 | May 15, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | New | 112,808 | 1,493 | 0.0% | — | 21 | +112,808 | New | Q1 2026 | May 08, 2026 |
| Chicago Capital Management, LLC | History | Added to | 146,012 | 1,453 | 1.2% | 0.13% | 22 | +126,278 | 639.9% | Q1 2026 | Apr 27, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | History | New | 104,024 | 1,377 | 0.0% | — | 23 | +104,024 | New | Q1 2026 | May 08, 2026 |
| D. E. Shaw & Co., Inc. | History | Reduced | 98,540 | 1,304 | 0.0% | 0.0% | 24 | -11,284 | -10.27% | Q1 2026 | May 15, 2026 |
| TUDOR INVESTMENT CORP ET AL | History | No change | 97,253 | 1,287 | 0.0% | 0.0% | 25 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| MORGAN STANLEY | History | Reduced | 97,060 | 1,285 | 0.0% | 0.0% | 26 | -26,758 | -21.61% | Q1 2026 | May 15, 2026 |
| Yakira Capital Management, Inc. | History | New | 91,649 | 1,213 | 0.35% | — | 27 | +91,649 | New | Q1 2026 | May 14, 2026 |
| Quantinno Capital Management LP | History | Added to | 89,069 | 1,179 | 0.0% | 0.0% | 28 | +11,250 | 14.46% | Q1 2026 | May 15, 2026 |
| BALYASNY ASSET MANAGEMENT L.P. | History | New | 84,856 | 1,123 | 0.0% | — | 29 | +84,856 | New | Q1 2026 | May 15, 2026 |
| NOMURA HOLDINGS INC | History | Added to | 79,232 | 1,049 | 0.0% | 0.0% | 30 | +61,570 | 348.6% | Q1 2026 | May 15, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Added to | 68,219 | 903 | 0.0% | 0.0% | 31 | +55,263 | 426.54% | Q1 2026 | May 15, 2026 |
| OMERS ADMINISTRATION Corp | History | Added to | 64,800 | 857 | 0.01% | 0.0% | 32 | +43,100 | 198.62% | Q1 2026 | May 15, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Reduced | 56,964 | 754 | 0.0% | 0.0% | 33 | -26,724 | -31.93% | Q1 2026 | May 15, 2026 |
| ODDO BHF ASSET MANAGEMENT SAS | History | New | 50,964 | 673 | 0.03% | — | 34 | +50,964 | New | Q1 2026 | May 18, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | Reduced | 49,739 | 658 | 0.0% | 0.0% | 35 | -6,040 | -10.83% | Q1 2026 | May 15, 2026 |
| CITADEL ADVISORS LLC | History | New | 47,700 | 631 | 0.0% | — | 36 | +47,700 | New | Q1 2026 | May 15, 2026 |
| Bank of New York Mellon Corp | History | Reduced | 47,508 | 629 | 0.0% | 0.0% | 37 | -2,225 | -4.47% | Q1 2026 | May 05, 2026 |
| HighTower Advisors, LLC | History | Added to | 45,003 | 595 | 0.0% | 0.0% | 38 | +21 | 0.05% | Q1 2026 | May 05, 2026 |
| JANE STREET GROUP, LLC | History | Reduced | 44,879 | 594 | 0.0% | 0.0% | 39 | -67,124 | -59.93% | Q1 2026 | May 12, 2026 |
| STRS OHIO | History | No change | 44,400 | 587 | 0.0% | 0.0% | 40 | 0 | 0.0% | Q1 2026 | Apr 24, 2026 |
| Odyssean, LLC | History | Added to | 43,354 | 574 | 0.21% | 0.15% | 41 | +26,830 | 162.37% | Q1 2026 | May 15, 2026 |
| OXFORD ASSET MANAGEMENT LLP | History | New | 36,532 | 483 | 0.21% | — | 42 | +36,532 | New | Q1 2026 | May 15, 2026 |
| WATER ISLAND CAPITAL LLC | History | New | 35,658 | 472 | 0.05% | — | 43 | +35,658 | New | Q1 2026 | May 15, 2026 |
| AMERICAN CENTURY COMPANIES INC | History | Added to | 32,559 | 431 | 0.0% | 0.0% | 44 | +13,489 | 70.73% | Q1 2026 | May 15, 2026 |
| Point72 Asset Management, L.P. | History | Added to | 32,498 | 430 | 0.0% | 0.0% | 45 | +20,145 | 163.08% | Q1 2026 | May 15, 2026 |
| STATE OF WISCONSIN INVESTMENT BOARD | History | New | 32,438 | 429 | 0.0% | — | 46 | +32,438 | New | Q1 2026 | May 15, 2026 |
| Nuveen, LLC | History | No change | 28,990 | 383 | 0.0% | 0.0% | 47 | 0 | 0.0% | Q1 2026 | Apr 30, 2026 |
| LMR Partners LLP | History | New | 26,318 | 348 | 0.0% | — | 48 | +26,318 | New | Q1 2026 | May 15, 2026 |
| PenderFund Capital Management Ltd. | History | Added to | 25,796 | 341 | 0.05% | 0.04% | 49 | +4,196 | 19.43% | Q1 2026 | May 15, 2026 |
| Qube Research & Technologies Ltd | History | New | 23,910 | 316 | 0.0% | — | 50 | +23,910 | New | Q1 2026 | May 15, 2026 |
| Round Hill Asset Management | History | Reduced | 23,758 | 314 | 0.21% | 0.19% | 51 | -925 | -3.75% | Q1 2026 | May 14, 2026 |
| RHUMBLINE ADVISERS | History | Reduced | 23,678 | 313 | 0.0% | 0.0% | 52 | -494 | -2.04% | Q1 2026 | May 12, 2026 |
| STIFEL FINANCIAL CORP | History | New | 22,900 | 303 | 0.0% | — | 53 | +22,900 | New | Q1 2026 | May 12, 2026 |
| Cerity Partners LLC | History | Reduced | 22,758 | 301 | 0.0% | 0.0% | 54 | -629 | -2.69% | Q1 2026 | May 15, 2026 |
| XTX Topco Ltd | History | New | 20,031 | 265 | 0.0% | — | 55 | +20,031 | New | Q1 2026 | May 15, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | No change | 20,000 | 264 | 0.01% | 0.01% | 56 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Corient Private Wealth LLC | History | Added to | 19,792 | 262 | 0.0% | 0.0% | 57 | +4,027 | 25.54% | Q1 2026 | May 15, 2026 |
| Murchinson Ltd. | History | New | 18,800 | 248 | 0.03% | — | 58 | +18,800 | New | Q1 2026 | May 15, 2026 |
| WITTENBERG INVESTMENT MANAGEMENT, INC. | History | Reduced | 18,195 | 240 | 0.09% | 0.12% | 59 | -6,531 | -26.41% | Q1 2026 | May 14, 2026 |
| ALLIANCEBERNSTEIN L.P. | History | No change | 18,220 | 226 | 0.0% | 0.0% | 60 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| AQR CAPITAL MANAGEMENT LLC | History | Added to | 16,605 | 219 | 0.0% | 0.0% | 61 | +2,999 | 22.04% | Q1 2026 | May 15, 2026 |
| Legal & General Group Plc | History | Added to | 16,119 | 213 | 0.0% | 0.0% | 62 | +14,398 | 836.61% | Q1 2026 | May 08, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | Added to | 16,062 | 212 | 0.0% | 0.0% | 63 | +2,315 | 16.84% | Q1 2026 | May 08, 2026 |
| Vanguard Personalized Indexing Management, LLC | History | New | 15,926 | 210 | 0.0% | — | 64 | +15,926 | New | Q1 2026 | May 14, 2026 |
| Virtu Financial LLC | History | Added to | 15,723 | 208 | 0.01% | 0.01% | 65 | +1,472 | 10.33% | Q1 2026 | May 14, 2026 |
| MERCER GLOBAL ADVISORS INC /ADV | History | Added to | 15,499 | 205 | 0.0% | 0.0% | 66 | +2,664 | 20.76% | Q1 2026 | May 15, 2026 |
| CWA Asset Management Group, LLC | History | New | 13,000 | 172 | 0.01% | — | 67 | +13,000 | New | Q1 2026 | Apr 20, 2026 |
| MetLife Investment Management, LLC | History | No change | 12,749 | 168 | 0.0% | 0.0% | 68 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | History | Added to | 12,562 | 167 | 0.0% | 0.0% | 69 | +460 | 3.8% | Q1 2026 | May 15, 2026 |
| Schonfeld Strategic Advisors LLC | History | New | 11,948 | 158 | 0.0% | — | 70 | +11,948 | New | Q1 2026 | May 15, 2026 |
| FARLEY CAPITAL L.P. | History | No change | 11,263 | 149 | 0.12% | 0.1% | 71 | 0 | 0.0% | Q1 2026 | May 11, 2026 |
| UBS Group AG | History | Reduced | 10,691 | 141 | 0.0% | 0.0% | 72 | -302 | -2.75% | Q1 2026 | May 05, 2026 |
| SEI INVESTMENTS CO | History | Added to | 10,125 | 134 | 0.0% | 0.0% | 73 | +90 | 0.9% | Q1 2026 | May 13, 2026 |
| SUMMIT SECURITIES GROUP LLC | History | New | 9,953 | 131 | 0.02% | — | 74 | +9,953 | New | Q1 2026 | Apr 30, 2026 |
| SG Americas Securities, LLC | History | New | 9,534 | 126 | 0.0% | — | 76 | +9,534 | New | Q1 2026 | Apr 16, 2026 |
| Tower Research Capital LLC (TRC) | History | Added to | 9,528 | 126 | 0.0% | 0.0% | 75 | +6,885 | 260.5% | Q1 2026 | May 15, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | History | Added to | 8,560 | 113 | 0.0% | 0.0% | 77 | +204 | 2.44% | Q1 2026 | May 15, 2026 |
| WELLS FARGO & COMPANY/MN | History | Reduced | 7,179 | 95 | 0.0% | 0.0% | 78 | -13,529 | -65.33% | Q1 2026 | May 11, 2026 |
| JPMORGAN CHASE & CO | History | Reduced | 7,424 | 94 | 0.0% | 0.0% | 79 | -2,542 | -25.51% | Q1 2026 | May 13, 2026 |
| Police & Firemen's Retirement System of New Jersey | History | No change | 6,378 | 84 | 0.0% | 0.0% | 80 | 0 | 0.0% | Q1 2026 | Apr 29, 2026 |
| Vanguard Global Advisers, LLC | History | New | 6,121 | 81 | 0.0% | — | 81 | +6,121 | New | Q1 2026 | May 08, 2026 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | Reduced | 5,885 | 77 | 0.0% | 0.0% | 82 | -1,800 | -23.42% | Q1 2026 | May 06, 2026 |
| DEUTSCHE BANK AG\ | History | Reduced | 3,961 | 52 | 0.0% | 0.0% | 83 | -14,924 | -79.03% | Q1 2026 | May 06, 2026 |
| FMR LLC | History | Added to | 3,374 | 44 | 0.0% | 0.0% | 84 | +471 | 16.22% | Q1 2026 | May 15, 2026 |
| ROYAL BANK OF CANADA | History | Reduced | 2,663 | 35 | 0.0% | 0.0% | 85 | -1,942 | -42.17% | Q1 2026 | May 15, 2026 |
| BARCLAYS PLC | History | Reduced | 1,880 | 24 | 0.0% | 0.0% | 86 | -26,147 | -93.29% | Q1 2026 | May 14, 2026 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | History | Added to | 1,694 | 22 | 0.0% | 0.0% | 87 | +1,313 | 344.62% | Q1 2026 | May 13, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | Reduced | 1,478 | 19 | 0.0% | 0.0% | 89 | -2,650 | -64.2% | Q1 2026 | May 12, 2026 |
| Ameritas Investment Partners, Inc. | History | No change | 1,489 | 19 | 0.0% | 0.0% | 88 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| CITIGROUP INC | History | Added to | 1,301 | 17 | 0.0% | 0.0% | 90 | +894 | 219.66% | Q1 2026 | May 11, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | New | 1,094 | 13 | 0.0% | — | 93 | +1,094 | New | Q1 2026 | May 15, 2026 |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | History | New | 1,000 | 13 | 0.0% | — | 94 | +1,000 | New | Q1 2026 | May 07, 2026 |
| CWM, LLC | History | Added to | 1,045 | 13 | 0.0% | 0.0% | 91 | +69 | 7.07% | Q1 2026 | May 14, 2026 |
| Pinnacle Wealth Planning Services, Inc. | History | No change | 998 | 13 | 0.0% | 0.0% | 92 | 0 | 0.0% | Q1 2026 | May 11, 2026 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | Reduced | 973 | 12 | 0.0% | 0.0% | 95 | -135 | -12.18% | Q1 2026 | May 15, 2026 |
| MassMutual Private Wealth & Trust, FSB | History | No change | 891 | 11 | 0.0% | 0.0% | 96 | 0 | 0.0% | Q1 2026 | Apr 13, 2026 |
| Arax Advisory Partners | History | Added to | 562 | 7 | 0.0% | 0.0% | 97 | +2 | 0.36% | Q1 2026 | May 13, 2026 |
| Versant Capital Management, Inc | History | No change | 340 | 4 | 0.0% | 0.0% | 98 | 0 | 0.0% | Q1 2026 | Apr 06, 2026 |
| Smartleaf Asset Management LLC | History | No change | 266 | 3 | 0.0% | 0.0% | 99 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Optiver Holding B.V. | History | Reduced | 184 | 2 | 0.0% | 0.0% | 101 | -168 | -47.73% | Q1 2026 | Jun 02, 2026 |
| GAMMA Investing LLC | History | Added to | 154 | 2 | 0.0% | 0.0% | 102 | +64 | 71.11% | Q1 2026 | Apr 06, 2026 |
| OSAIC HOLDINGS, INC. | History | No change | 187 | 2 | 0.0% | 0.0% | 100 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Essential Partners LLC | History | No change | 184 | 2 | 0.0% | 0.0% | 103 | 0 | 0.0% | Q1 2026 | May 21, 2026 |
| T. Rowe Price Investment Management, Inc. | History | Closed out | 0 | 0 | — | 0.01% | — | -479,245 | -100.0% | Q1 2026 | May 15, 2026 |
| DRIEHAUS CAPITAL MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.03% | — | -400,997 | -100.0% | Q1 2026 | May 15, 2026 |
| Trexquant Investment LP | History | Closed out | 0 | 0 | — | 0.02% | — | -137,014 | -100.0% | Q1 2026 | May 15, 2026 |
| LOS ANGELES CAPITAL MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -60,822 | -100.0% | Q1 2026 | May 08, 2026 |
| ExodusPoint Capital Management, LP | History | Closed out | 0 | 0 | — | 0.0% | — | -49,992 | -100.0% | Q1 2026 | May 14, 2026 |
| TD ASSET MANAGEMENT INC | History | Closed out | 0 | 0 | — | 0.0% | — | -43,376 | -100.0% | Q1 2026 | May 11, 2026 |
| CANTOR FITZGERALD, L. P. | History | Closed out | 0 | 0 | — | 0.0% | — | -23,154 | -100.0% | Q1 2026 | May 15, 2026 |
| HRT FINANCIAL LP | History | Closed out | 0 | 0 | — | 0.0% | — | -21,685 | -100.0% | Q1 2026 | May 14, 2026 |
| Invesco Ltd. | History | Closed out | 0 | 0 | — | 0.0% | — | -21,111 | -100.0% | Q1 2026 | May 12, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Closed out | 0 | 0 | — | 0.0% | — | -20,512 | -100.0% | Q1 2026 | May 15, 2026 |
| OCCUDO QUANTITATIVE STRATEGIES LP | History | Closed out | 0 | 0 | — | 0.01% | — | -15,094 | -100.0% | Q1 2026 | May 15, 2026 |
| GSA CAPITAL PARTNERS LLP | History | Closed out | 0 | 0 | — | 0.02% | — | -14,548 | -100.0% | Q1 2026 | May 08, 2026 |
| SlateStone Wealth, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -11,100 | -100.0% | Q1 2026 | May 14, 2026 |
| Sterling Capital Management LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -1,037 | -100.0% | Q1 2026 | Apr 22, 2026 |
| NISA INVESTMENT ADVISORS, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -937 | -100.0% | Q1 2026 | Apr 30, 2026 |
| AMALGAMATED BANK | History | Closed out | 0 | 0 | — | 0.0% | — | -565 | -100.0% | Q1 2026 | May 08, 2026 |
| SIMPLEX TRADING, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -305 | -100.0% | Q1 2026 | May 14, 2026 |
| Root Financial Partners, LLC | History | New | 55 | 0 | — | — | — | +55 | New | Q1 2026 | Apr 24, 2026 |
| Allworth Financial LP | History | Added to | 11 | 0 | — | — | — | +8 | 266.67% | Q1 2026 | May 14, 2026 |
| EverSource Wealth Advisors, LLC | History | Added to | 21 | 0 | — | — | — | +6 | 40.0% | Q1 2026 | May 15, 2026 |
| IFP Advisors, Inc | History | Reduced | 1 | 0 | — | — | — | -1 | -50.0% | Q1 2026 | Apr 13, 2026 |
| ROTHSCHILD INVESTMENT LLC | History | No change | 1 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 07, 2026 |
| Sunbelt Securities, Inc. | History | No change | 7 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| True Wealth Design, LLC | History | No change | 6 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Apr 13, 2026 |