DOSSIER · 13F Holders · Q1 2026Financial Services · Savings Institution, Federally Chartered
EBC

EASTERN BANKSHARES INC

325 institutions still hold EASTERN BANKSHARES INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 27627N105·Savings Institution, Federally Chartered·325 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$2.5B
visible holders
Holders
325
filers reporting
Concentration
13.17%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

325 institutions reported EBC in Q1 2026. BlackRock, Inc. leads at 13.2% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$327M16.7M0.01%Q1 2026
02
FMR LLC
CIK 0000315066
$290M14.8M0.02%Q1 2026
03
T. Rowe Price Investment Management, Inc.
CIK 0001897612
$263M13.5M0.18%Q1 2026
04
Vanguard Portfolio Management
CIK 0002100121· Index
$211M10.8M0.01%Q1 2026
05
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$186M9.5M0.00%Q1 2026
06
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$169M8.6M0.04%Q1 2026
07
STATE STREET CORP
CIK 0000093751
$167M8.5M0.01%Q1 2026
08
HoldCo Asset Management, LP
CIK 0001724246
$144M7.4M10.75%Q1 2026
09
WELLINGTON MANAGEMENT GROUP LLP
CIK 0000902219
$117M6.0M0.02%Q1 2026
10
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$109M5.6M0.01%Q1 2026
11
JENNISON ASSOCIATES LLC
CIK 0000053417
$98M5.3M0.06%Q4 2025
12
Delaware Management Holdings, Inc.
CIK 0000921739
$59M3.0M0.10%Q1 2026
13
FRONTIER CAPITAL MANAGEMENT CO LLC
CIK 0000351173
$56M2.8M0.57%Q1 2026
14
BROWN ADVISORY INC
CIK 0001345929
$48M2.6M0.07%Q4 2025
15
CITADEL ADVISORS LLC
CIK 0001423053
$45M2.4M0.01%Q4 2025
16
Qube Research & Technologies Ltd
CIK 0001729829
$42M2.2M0.05%Q1 2026
17
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 0000884546· Index
$40M2.1M0.01%Q1 2026
18
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
CIK 0001644956
$38M2.0M0.13%Q1 2026
19
NORTHERN TRUST CORP
CIK 0000073124· Index
$38M1.9M0.01%Q1 2026
20
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
CIK 0000912938
$37M1.9M0.01%Q1 2026
Page 1 of 17
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Insiders at EASTERN BANKSHARES INC
Borgen LuisSheahan Denis KCasey Joseph FSullivan Michael JamesRosato R DavidRivers Robert FrancisAntonakes Steven LouisHenry Kathleen Cloherty