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, Q1 2025
Institutional positions in ECB Bancorp, Inc. as of Mar 31, 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
- 27
- +1 vs. Q4 2024
- Shares held
- 2.20M
- −29.9K (−1.3%) vs. Q4 2024
- Total value
- $33.3M
- +$238.5K (+0.7%) vs. Q4 2024
- New holders
- 6
- 8 more added
- Sold out
- 5
- 6 more reduced
Compare with Q4 2024: 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, Q1 2025
Shares, value and share of portfolio for each institution holding ECB Bancorp, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Barclays PLC | 56 | $848 | 0.00% | −1,083−95.1% | Reduced |
| Bank of America Corp | 66 | $1.00K | 0.00% | +3+4.8% | Added |
| American Capital Advisory, LLC | 100 | $1.51K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 3,262 | $49.4K | 0.00% | +3,262 | New |
| UBS Group AG | 4,000 | $60.6K | 0.00% | −14,000−77.8% | Reduced |
| Mariner, LLC | 10,161 | $153.9K | 0.00% | +161+1.6% | Added |
| Schonfeld Strategic Advisors LLC | 12,984 | $196.7K | 0.00% | +12,984 | New |
| Jane Street Group, LLC | 13,224 | $200.3K | 0.00% | +13,224 | New |
| Citadel Advisors LLC | 14,847 | $224.9K | 0.00% | +14,847 | New |
| State Street Corp | 18,914 | $286.5K | 0.00% | 00.0% | Unchanged |
| Grimes & Company, Inc. | 20,000 | $303.0K | 0.01% | 00.0% | Unchanged |
| Stilwell Value LLC | 20,000 | $303.0K | 0.16% | 00.0% | Unchanged |
| Fourthstone LLC | 23,043 | $349.1K | 0.09% | +23,043 | New |
| Northern Trust Corp | 29,501 | $446.9K | 0.00% | −963−3.2% | Reduced |
| Raffles Associates LP | 32,684 | $495.2K | 0.60% | −9,777−23.0% | Reduced |
| Susquehanna International Group, LLP | 33,818 | $512.3K | 0.00% | −23,742−41.2% | Reduced |
| HighTower Advisors, LLC | 35,000 | $530.3K | 0.00% | 00.0% | Unchanged |
| Maltese Capital Management LLC | 45,500 | $689.3K | 0.11% | 00.0% | Unchanged |
| Millennium Management LLC | 46,800 | $709.0K | 0.00% | +46,800 | New |
| Minerva Advisors LLC | 49,940 | $756.6K | 0.54% | +13,500+37.0% | Added |
| Renaissance Technologies LLC | 53,100 | $804.5K | 0.00% | +1,900+3.7% | Added |
| Oppenheimer & Close, LLC | 61,007 | $924.3K | 0.76% | +6,007+10.9% | Added |
| Geode Capital Management, LLC | 80,525 | $1.22M | 0.00% | +2,507+3.2% | Added |
| Sachetta, LLC | 115,270 | $1.75M | 0.72% | +5,832+5.3% | Added |
| BlackRock, Inc. | 140,771 | $2.13M | 0.00% | +2,857+2.1% | Added |
| Vanguard Group Inc | 456,222 | $6.91M | 0.00% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 875,455 | $13.3M | 0.00% | −3,643−0.4% | Reduced |
| Castalian Partners, LLC | 0 | $0 | 0.00% | −86,181−100.0% | Sold out |
| Integrated Wealth Concepts LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Eastern Bank | 0 | $0 | 0.00% | −16,000−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −1,397−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −24−100.0% | Sold out |