ECB Bancorp, Inc. (ECBK) Holders & Ownership

ECB Bancorp, Inc. (ECBK) ownership: Everett Co-operative Bank Employee Stock Ownership Plan, as Amended 19% · institutions 26% · index and ETF funds 4% (13F 2026-03-31). Insider activity, 90 days: 0 sales, 0 open-market buys. SEC EDGAR first-party data.

Top Institutional Holders (13F, rolled up by parent)

Source: SEC Form 13F
HolderSharesMarket Value% OutstandingReported
AllianceBernstein787279.00$13.69M9.0%2026-03-31
Vanguard477902.00$8.00M5.5%2026-03-31
BlackRock394646.00$6.60M4.5%2026-03-31
Geode Capital Management154247.00$2.58M1.8%2026-03-31
Sachetta, LLC118853.00$1.99M1.4%2026-03-31
Renaissance Technologies87866.00$1.47M1.0%2026-03-31
State Street79592.00$1.33M0.9%2026-03-31
Northern Trust63403.00$1.06M0.7%2026-03-31

Insider Trading Activity (Form 4)

Source: SEC Form 4
InsiderTransactionValueDate
Buynull2026-04-30
Buynull2026-04-30
Buynull2026-04-30
Buynull2026-04-30
Buynull2026-02-09
Sellnull2025-12-17
Buynull2025-12-08
Buynull2025-12-08

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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.