ECB Bancorp, Inc.
ECBK • NASDAQ
ECB Bancorp, Inc. is a banks - regional company in the financial services sector on NASDAQ, led by Richard J. O'Neil, Jr., with a market cap of $151.3M. As of Q3 2025, 30% of shares are held by 48 institutional investors, with ALLIANCEBERNSTEIN L.P. as the largest holder at 9.07%.
President and Chief Executive OfficerRichard J. O'Neil, Jr.
Market Cap$151.3M
Banks - Regional
Financial Services
Employees68.0
Websiteeverettbank.com
Country
United States of America
Overview
Overview of institutional ownership in ECBK as of Q3 2025 with a market cap of $140.5M
All Institutions
- Institutions
- 48
- Value Held
- $41.7M
- Shares Held
- 2.6M
- Avg Position
- $868.7K
- Median Position
- $97.3K
Hedge Funds
- Hedge Funds
- 5
- Value Held
- $3.6M
- Shares Held
- 226.0K
- Avg Position
- $717.3K
- Median Position
- $722.1K
Ownership Breakdown
Based on market cap of $140.5M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.
Biggest Investors
Institutions with the largest positions in ECBK as of Q3 2025
| Institution | Position Value |
|---|---|
 ALLIANCEBERNSTEIN L.P. Long Only Manager | $12.7M 0.00% of portfolio |
 VANGUARD GROUP INC Institution | $7.8M 0.00% of portfolio |
B BlackRock, Inc. Institution | $6.1M 0.00% of portfolio |
 GEODE CAPITAL MANAGEMENT LLC ETF Provider | $2.7M 0.00% of portfolio |
 Sachetta, LLC RIA/Wealth | $1.9M 0.70% of portfolio |
 RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant | $1.5M 0.00% of portfolio |
 STATE STREET CORP Institution | $1.2M 0.00% of portfolio |
 NORTHERN TRUST CORP Institution | $1.1M 0.00% of portfolio |
O Oppenheimer & Close, LLC Institution | $968.2K 0.64% of portfolio |
M Minerva Advisors LLC Hedge Fund•Value | $792.5K 0.50% of portfolio |
Net Capital Flow
Institutional buying and selling activity for ECBK in Q3 2025
- Traded
- −$587.8K
- Buyers
- 27
- Sellers
- 13
- Total Bought
- +$1.1M
- Total Sold
- −$1.7M
- Avg Position
- $817.6K
Biggest Buyers
| Institution | Net Bought |
|---|---|
B BlackRock, Inc. Institution | +$262.7K +16.6K shares |
RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant | +$178.9K +11.3K shares |
 GOLDMAN SACHS GROUP INC Institution | +$165.0K +10.4K shares |
 UBS Group AG Institution | +$101.9K +6.4K shares |
STATE STREET CORP Institution | +$90.7K +5.7K shares |
Sachetta, LLC RIA/Wealth | +$56.9K +3.6K shares |
 Bank of New York Mellon Corp Institution | +$37.4K +2.4K shares |
 JPMORGAN CHASE & CO Institution | +$35.7K +2.2K shares |
 Mariner Wealth Advisors, LLC RIA/Wealth | +$34.5K +2.2K shares |
+$29.2K +1.8K shares |
Biggest Sellers
| Institution | Net Sold |
|---|---|
 SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | −$439.6K −28.5K shares |
ALLIANCEBERNSTEIN L.P. Long Only Manager | −$401.5K −25.3K shares |
 DEUTSCHE BANK AG\ Institution | −$230.8K −15.0K shares |
R RAFFLES ASSOCIATES LP Hedge Fund•Value | −$189.8K −12.0K shares |
VANGUARD GROUP INC Institution | −$145.4K −9.2K shares |
 MORGAN STANLEY RIA/Wealth | −$108.8K −6.9K shares |
 BARCLAYS PLC Institution | −$57.3K −3.6K shares |
NORTHERN TRUST CORP Institution | −$45.9K −2.9K shares |
N NEW YORK STATE COMMON RETIREMENT FUND Institution | −$39.4K −2.5K shares |
GEODE CAPITAL MANAGEMENT LLC ETF Provider | −$15.5K −974.0 shares |
Entry and Exit Activity
Institutions that initiated new positions or completely exited ECBK in Q3 2025
- New Positions
- 11
- New Value
- $220.2K
- Exited Positions
- 3
- Exited Value
- $673.5K
New Positions
| Institution | Position Value |
|---|---|
GOLDMAN SACHS GROUP INC Institution | $165.0K 10.4K shares |
$29.2K 1.8K shares | |
R Russell Investments Group, Ltd. RIA/Wealth | $16.0K 1.0K shares |
 CWM, LLC RIA/Wealth | $5.0K 317.0 shares |
 SRS Capital Advisors, Inc. RIA/Wealth | $2.9K 181.0 shares |
C Covestor Ltd Institution | $1.7K 105.0 shares |
E EverSource Wealth Advisors, LLC RIA/Wealth | $206.0 13.0 shares |
 IFP Advisors, Inc RIA/Wealth | $127.0 8.0 shares |
 FMR LLC Institution | $48.0 3.0 shares |
 Hanson McClain, Inc. RIA/Wealth | $48.0 3.0 shares |
Exited Positions
| Institution | Previous Position |
|---|---|
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | $439.6K 28.5K shares |
DEUTSCHE BANK AG\ Institution | $230.8K 15.0K shares |
 RAYMOND JAMES FINANCIAL INC RIA/Wealth | $3.1K 200.0 shares |
Options Activity
Institutions with the largest Call and Put options positions in ECBK as of Q3 2025
- Call Positions
- 0
- Call Value
- -
- Put Positions
- 0
- Put Value
- -
Call Positions
| Institution | Position Value |
|---|---|
| No call positions found | |
Put Positions
| Institution | Position Value |
|---|---|
| No put positions found | |
Most Committed Institutions
Institutions with ECBK as the highest % of their portfolio as of Q3 2025
| Institution | Portfolio Weight |
|---|---|
Sachetta, LLC RIA/Wealth | 0.70% $1.9M |
O Oppenheimer & Close, LLC Institution | 0.64% $968.2K |
M Minerva Advisors LLC Hedge Fund•Value | 0.50% $792.5K |
R RAFFLES ASSOCIATES LP Hedge Fund•Value | 0.25% $256.2K |
S Stilwell Value LLC Hedge Fund•Activist | 0.11% $317.4K |
 SANDLER ONEILL ASSET MANAGEMENT LLC Hedge Fund•Long/Short | 0.11% $722.1K |
 GRIMES & COMPANY, INC. RIA/Wealth | 0.01% $317.4K |
ALLIANCEBERNSTEIN L.P. Long Only Manager | 0.00% $12.7M |
RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant | 0.00% $1.5M |
C Covestor Ltd Institution | 0.00% $1.7K |
Hedge Fund Spotlight
Discover hedge funds investing in ECBK
R
RAFFLES ASSOCIATES LP
Hedge Fund • Value
Portfolio ManagerPaul H. O'Leary
- Portfolio Value
- $103.8M
- Positions
- 48
- Last Reported
- Q3 2025
Sector Allocation
Position in ECB Bancorp, Inc.
- Market Value
- $256.2K
- Shares Held
- 16.1K
- Portfolio Weight
- 0.25%
- Owned Since
- 2023-Q2
| Top Holding | Sector | Market Value | Weight |
|---|---|---|---|
Banks - Regional Financial Services | $12.0M | 11.60% | |
Biotechnology Healthcare | $9.1M | 8.77% | |
Software - Application Technology | $8.1M | 7.83% |
