ECB Bancorp, Inc.
ECBK- Exchange
- Nasdaq
- Industry
- Savings Institutions, Not Federally Chartered
- SEC CIK
- 0001914605
No open-market purchases or sales by ECB Bancorp, Inc. insiders were filed in the last 90 days; 60 institutions reported holding it in 13F filings for Q2 2026, worth $49.5M in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in ECB Bancorp, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 49
- +9 vs. Q2 2025
- Shares held
- 2.63M
- −40.7K (−1.5%) vs. Q2 2025
- Total value
- $41.7M
- +$501.4K (+1.2%) vs. Q2 2025
- New holders
- 12
- 15 more added
- Sold out
- 3
- 11 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ECBK on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 60 | $49.5M |
| Q1 2026 | 59 | $44.9M |
| Q4 2025 | 51 | $46.5M |
| Q3 2025 | 49 | $41.7M |
| Q2 2025 | 40 | $41.2M |
| Q1 2025 | 27 | $33.3M |
| Q4 2024 | 26 | $33.0M |
| Q3 2024 | 24 | $30.6M |
| Q2 2024 | 22 | $26.3M |
| Q1 2024 | 26 | $27.8M |
| Q4 2023 | 26 | $26.5M |
| Q3 2023 | 24 | $21.3M |
| Q2 2023 | 18 | $23.0M |
| Q1 2023 | 21 | $25.1M |
| Q4 2022 | 21 | $28.9M |
| Q3 2022 | 20 | $26.1M |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding ECB Bancorp, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Alliancebernstein L.P. | 803,175 | $12.7M | 0.00% | −25,300−3.1% | Reduced |
| Vanguard Group Inc | 491,220 | $7.80M | 0.00% | −9,162−1.8% | Reduced |
| BlackRock, Inc. | 382,907 | $6.08M | 0.00% | +16,552+4.5% | Added |
| Geode Capital Management, LLC | 171,861 | $2.73M | 0.00% | −974−0.6% | Reduced |
| Sachetta, LLC | 118,853 | $1.89M | 0.70% | +3,583+3.1% | Added |
| Renaissance Technologies LLC | 94,400 | $1.50M | 0.00% | +11,273+13.6% | Added |
| State Street Corp | 75,083 | $1.19M | 0.00% | +5,715+8.2% | Added |
| Northern Trust Corp | 68,081 | $1.08M | 0.00% | −2,892−4.1% | Reduced |
| Oppenheimer & Close, LLC | 61,007 | $968.2K | 0.65% | 00.0% | Unchanged |
| Minerva Advisors LLC | 49,940 | $792.5K | 0.50% | 00.0% | Unchanged |
| Maltese Capital Management LLC | 45,500 | $722.1K | 0.11% | 00.0% | Unchanged |
| Morgan Stanley | 42,049 | $667.3K | 0.00% | −6,856−14.0% | Reduced |
| HighTower Advisors, LLC | 35,000 | $555.5K | 0.00% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 23,780 | $377.4K | 0.00% | 00.0% | Unchanged |
| Grimes & Company, Inc. | 20,000 | $317.4K | 0.01% | 00.0% | Unchanged |
| Stilwell Value LLC | 20,000 | $317.4K | 0.15% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 18,815 | $298.6K | 0.00% | +2,354+14.3% | Added |
| Raffles Associates LP | 16,142 | $256.2K | 0.24% | −11,957−42.6% | Reduced |
| Mariner, LLC | 12,438 | $197.4K | 0.00% | +2,173+21.2% | Added |
| Rhumbline Advisers | 11,551 | $183.3K | 0.00% | +1,485+14.8% | Added |
| Barclays PLC | 10,845 | $172.1K | 0.00% | −3,610−25.0% | Reduced |
| UBS Group AG | 10,613 | $168.4K | 0.00% | +6,419+153.1% | Added |
| Goldman Sachs Group Inc | 10,396 | $165.0K | 0.00% | +10,396 | New |
| Wells Fargo & Company | 6,369 | $101.1K | 0.00% | +1,431+29.0% | Added |
| JPMorgan Chase & Co | 5,898 | $93.6K | 0.00% | +2,248+61.6% | Added |
| Bank of America Corp | 4,699 | $74.6K | 0.00% | +1,264+36.8% | Added |
| New York State Common Retirement Fund | 4,218 | $66.9K | 0.00% | −2,482−37.0% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 3,580 | $56.8K | 0.00% | −624−14.8% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 1,843 | $29.2K | 0.00% | +1,843 | New |
| BNP Paribas Arbitrage, SA | 1,680 | $26.7K | 0.00% | +124+8.0% | Added |
| Russell Investments Group, Ltd. | 1,006 | $16.0K | 0.00% | +1,006 | New |
| Tower Research Capital LLC (TRC) | 825 | $13.1K | 0.00% | +784+1,912.2% | Added |
| Ameritas Investment Partners, Inc. | 786 | $12.5K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 695 | $11.0K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 525 | $8.33K | 0.00% | +317+152.4% | Added |
| California State Teachers Retirement System | 481 | $7.63K | 0.00% | +1+0.2% | Added |
| CWM, LLC | 317 | $5.00K | 0.00% | +317 | New |
| Royal Bank of Canada | 228 | $4.00K | 0.00% | −431−65.4% | Reduced |
| Amalgamated Bank | 263 | $4.00K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 181 | $2.87K | 0.00% | +181 | New |
| Covestor Ltd | 105 | $2.00K | 0.00% | +105 | New |
| Essential Partners LLC | 111 | $1.76K | 0.00% | +111 | New |
| American Capital Advisory, LLC | 100 | $1.59K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 88 | $1.40K | 0.00% | −2,494−96.6% | Reduced |
| EverSource Wealth Advisors, LLC | 13 | $206 | 0.00% | +13 | New |
| IFP Advisors, Inc | 8 | $127 | 0.00% | +8 | New |
| FMR LLC | 3 | $48 | 0.00% | +3 | New |
| Allworth Financial LP | 3 | $48 | 0.00% | +3 | New |
| True Wealth Design, LLC | 1 | $16 | 0.00% | +1 | New |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −28,470−100.0% | Sold out |
| Deutsche Bank AG | 0 | $0 | 0.00% | −14,950−100.0% | Sold out |
| Raymond James Financial Inc | 0 | $0 | 0.00% | −200−100.0% | Sold out |