Who Owns NB BANCORP INC (NBBK)? -- Institutional Holders (2026-06-30)
181 institutions reported holding $484.9M of NB BANCORP INC (NBBK) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($70.4M), VANGUARD GROUP INC ($50.3M), AltraVue Capital, LLC ($35.0M), Pertento Partners LLP ($31.2M), STATE STREET CORP ($31.1M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | BlackRock, Inc. | $70.4M | 3.3M | Added |
| 2 | VANGUARD GROUP INC | $50.3M | 2.4M | Trimmed |
| 3 | AltraVue Capital, LLC | $35.0M | 1.7M | Added |
| 4 | Pertento Partners LLP | $31.2M | 1.5M | Trimmed |
| 5 | STATE STREET CORP | $31.1M | 1.5M | Added |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | $24.4M | 1.2M | Added |
| 7 | DIMENSIONAL FUND ADVISORS LP | $15.9M | 753,320 | Added |
| 8 | GOLDMAN SACHS GROUP INC | $12.1M | 571,954 | Trimmed |
| 9 | Tieton Capital Management, LLC | $11.6M | 546,600 | Trimmed |
| 10 | HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | $10.6M | 501,172 | Added |
| 11 | Nuveen, LLC | $10.5M | 498,869 | Added |
| 12 | FMR LLC | $10.5M | 497,305 | Added |
| 13 | Legato Capital Management LLC | $7.7M | 366,090 | Added |
| 14 | NORTHERN TRUST CORP | $7.6M | 360,492 | Added |
| 15 | CITADEL ADVISORS LLC | $7.5M | 355,114 | Added |
| 16 | NEW YORK STATE COMMON RETIREMENT FUND | $7.3M | 346,155 | Added |
| 17 | Sixth Street Partners Management Company, L.P. | $6.7M | 318,612 | New |
| 18 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $6.7M | 318,612 | Added |
| 19 | TWO SIGMA INVESTMENTS, LP | $5.9M | 277,027 | Trimmed |
| 20 | AMERICAN CENTURY COMPANIES INC | $5.5M | 261,866 | Trimmed |
| 21 | MORGAN STANLEY | $4.8M | 229,194 | Trimmed |
| 22 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $4.7M | 221,399 | Added |
| 23 | Empowered Funds, LLC | $3.8M | 181,399 | Added |
| 24 | HENNESSY ADVISORS INC | $3.8M | 178,000 | Trimmed |
| 25 | Bank of New York Mellon Corp | $3.6M | 171,541 | Added |
Source: SEC Form 13F filings · as of 2026-06-30