EVERETT, MA
ECB BANCORP, INC. /MD/ECBK— Latest position per institution from SEC 13F filings
15
Institutional holders
3.32M
Total shares held
55.17M
Estimated value
166.11K
Avg. position size
ALLIANCEBERNSTEIN L.P.
CIK 1109448
Shares
787.28K
Value
13.69M
Filed
Mar 31, 2026
VANGUARD GROUP INC
CIK 102909
Shares
477.31K
Value
8.30M
Filed
Dec 31, 2025
BLACKROCK, INC.
CIK 2012383
Shares
394.65K
Value
6.60M
Filed
Mar 31, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
383.92K
Value
6.42M
Filed
Mar 31, 2026
RHINO INVESTMENT PARTNERS, INC
CIK 1828776
Shares
160.64K
Value
2.23M
Filed
Mar 31, 2023
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
154.25K
Value
2.58M
Filed
Mar 31, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
129.74K
Value
1.62M
Filed
Jun 30, 2024
SACHETTA, LLC
CIK 2010574
Shares
118.85K
Value
1.99M
Filed
Mar 31, 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
87.87K
Value
1.47M
Filed
Mar 31, 2026
CASTALIAN PARTNERS, LLC
CIK 1976319
Shares
86.18K
Value
1.28M
Filed
Dec 31, 2024
STATE STREET CORP
CIK 93751
Shares
79.59K
Value
1.33M
Filed
Mar 31, 2026
NORTHERN TRUST CORP
CIK 73124
Shares
63.40K
Value
1.06M
Filed
Mar 31, 2026
OPPENHEIMER & CLOSE, LLC
CIK 1591377
Shares
61.01K
Value
1.02M
Filed
Mar 31, 2026
MALTESE CAPITAL MANAGEMENT LLC
CIK 1040762
Shares
55.20K
Value
923.46K
Filed
Mar 31, 2026
COVALENT PARTNERS LLC
CIK 1531611
Shares
50K
Value
836.50K
Filed
Mar 31, 2026
MINERVA ADVISORS LLC
CIK 1541536
Shares
49.94K
Value
835.50K
Filed
Mar 31, 2026
VANGUARD FIDUCIARY TRUST CO
CIK 933478
Shares
48.45K
Value
810.53K
Filed
Mar 31, 2026
MILLENNIUM MANAGEMENT LLC
CIK 1273087
Shares
46.80K
Value
709.02K
Filed
Mar 31, 2025
MORGAN STANLEY
CIK 895421
Shares
43.86K
Value
733.78K
Filed
Mar 31, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
43.25K
Value
723.62K
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | ALLIANCEBERNSTEIN L.P. | 1109448 | 787.28K | 13.69M | Mar 31, 2026 |
| 2 | VANGUARD GROUP INC | 102909 | 477.31K | 8.30M | Dec 31, 2025 |
| 3 | BLACKROCK, INC. | 2012383 | 394.65K | 6.60M | Mar 31, 2026 |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 383.92K | 6.42M | Mar 31, 2026 |
| 5 | RHINO INVESTMENT PARTNERS, INC | 1828776 | 160.64K | 2.23M | Mar 31, 2023 |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 154.25K | 2.58M | Mar 31, 2026 |
| 7 | BLACKROCK FINANCE, INC. | 1364742 | 129.74K | 1.62M | Jun 30, 2024 |
| 8 | SACHETTA, LLC | 2010574 | 118.85K | 1.99M | Mar 31, 2026 |
| 9 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 87.87K | 1.47M | Mar 31, 2026 |
| 10 | CASTALIAN PARTNERS, LLC | 1976319 | 86.18K | 1.28M | Dec 31, 2024 |
| 11 | STATE STREET CORP | 93751 | 79.59K | 1.33M | Mar 31, 2026 |
| 12 | NORTHERN TRUST CORP | 73124 | 63.40K | 1.06M | Mar 31, 2026 |
| 13 | OPPENHEIMER & CLOSE, LLC | 1591377 | 61.01K | 1.02M | Mar 31, 2026 |
| 14 | MALTESE CAPITAL MANAGEMENT LLC | 1040762 | 55.20K | 923.46K | Mar 31, 2026 |
| 15 | COVALENT PARTNERS LLC | 1531611 | 50K | 836.50K | Mar 31, 2026 |
| 16 | MINERVA ADVISORS LLC | 1541536 | 49.94K | 835.50K | Mar 31, 2026 |
| 17 | VANGUARD FIDUCIARY TRUST CO | 933478 | 48.45K | 810.53K | Mar 31, 2026 |
| 18 | MILLENNIUM MANAGEMENT LLC | 1273087 | 46.80K | 709.02K | Mar 31, 2025 |
| 19 | MORGAN STANLEY | 895421 | 43.86K | 733.78K | Mar 31, 2026 |
| 20 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 43.25K | 723.62K | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.