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, Q2 2025
Institutional positions in ECB Bancorp, Inc. as of Jun 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
- 40
- +13 vs. Q1 2025
- Shares held
- 2.67M
- +472.1K (+21.5%) vs. Q1 2025
- Total value
- $41.2M
- +$7.93M (+23.8%) vs. Q1 2025
- New holders
- 18
- 11 more added
- Sold out
- 5
- 3 more reduced
Compare with Q1 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, Q2 2025
Shares, value and share of portfolio for each institution holding ECB Bancorp, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Alliancebernstein L.P. | 828,475 | $12.8M | 0.00% | −46,980−5.4% | Reduced |
| Vanguard Group Inc | 500,382 | $7.73M | 0.00% | +44,160+9.7% | Added |
| BlackRock, Inc. | 366,355 | $5.66M | 0.00% | +225,584+160.2% | Added |
| Geode Capital Management, LLC | 172,835 | $2.67M | 0.00% | +92,310+114.6% | Added |
| Sachetta, LLC | 115,270 | $1.78M | 0.70% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 83,127 | $1.28M | 0.00% | +30,027+56.5% | Added |
| Northern Trust Corp | 70,973 | $1.10M | 0.00% | +41,472+140.6% | Added |
| State Street Corp | 69,368 | $1.07M | 0.00% | +50,454+266.8% | Added |
| Oppenheimer & Close, LLC | 61,007 | $941.9K | 0.72% | 00.0% | Unchanged |
| Minerva Advisors LLC | 49,940 | $771.1K | 0.51% | 00.0% | Unchanged |
| Morgan Stanley | 48,905 | $755.1K | 0.00% | +45,643+1,399.2% | Added |
| Maltese Capital Management LLC | 45,500 | $702.5K | 0.10% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 35,000 | $540.4K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 28,470 | $439.6K | 0.00% | −5,348−15.8% | Reduced |
| Raffles Associates LP | 28,099 | $433.8K | 0.45% | −4,585−14.0% | Reduced |
| Charles Schwab Investment Management Inc | 23,780 | $367.2K | 0.00% | +23,780 | New |
| Grimes & Company, Inc. | 20,000 | $308.8K | 0.01% | 00.0% | Unchanged |
| Stilwell Value LLC | 20,000 | $308.8K | 0.15% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 16,461 | $254.2K | 0.00% | +16,461 | New |
| Deutsche Bank AG | 14,950 | $230.8K | 0.00% | +14,950 | New |
| Barclays PLC | 14,455 | $223.2K | 0.00% | +14,399+25,712.5% | Added |
| Mariner, LLC | 10,265 | $158.5K | 0.00% | +104+1.0% | Added |
| Rhumbline Advisers | 10,066 | $155.4K | 0.00% | +10,066 | New |
| New York State Common Retirement Fund | 6,700 | $103.4K | 0.00% | +6,700 | New |
| Wells Fargo & Company | 4,938 | $76.2K | 0.00% | +4,938 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 4,204 | $64.9K | 0.00% | +4,204 | New |
| UBS Group AG | 4,194 | $64.8K | 0.00% | +194+4.9% | Added |
| JPMorgan Chase & Co | 3,650 | $56.4K | 0.00% | +3,650 | New |
| Bank of America Corp | 3,435 | $53.0K | 0.00% | +3,369+5,104.5% | Added |
| Citigroup Inc | 2,582 | $39.9K | 0.00% | +2,582 | New |
| BNP Paribas Arbitrage, SA | 1,556 | $24.0K | 0.00% | +1,556 | New |
| Ameritas Investment Partners, Inc. | 786 | $12.1K | 0.00% | +786 | New |
| Royal Bank of Canada | 659 | $11.0K | 0.00% | +659 | New |
| Legal & General Group Plc | 695 | $10.7K | 0.00% | +695 | New |
| California State Teachers Retirement System | 480 | $7.41K | 0.00% | +480 | New |
| Amalgamated Bank | 263 | $4.00K | 0.00% | +263 | New |
| Sterling Capital Management LLC | 208 | $3.21K | 0.00% | +208 | New |
| Raymond James Financial Inc | 200 | $3.09K | 0.00% | +200 | New |
| American Capital Advisory, LLC | 100 | $1.54K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 41 | $633 | 0.00% | +41 | New |
| Millennium Management LLC | 0 | $0 | 0.00% | −46,800−100.0% | Sold out |
| Fourthstone LLC | 0 | $0 | 0.00% | −23,043−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −14,847−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −13,224−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −12,984−100.0% | Sold out |