13F Insight
DOSSIER · 13F Holders · Q2 2026Financial Services · National Commercial Banks
CBU

COMMUNITY FINANCIAL SYSTEM I

288 institutions still hold COMMUNITY FINANCIAL SYSTEM I as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 203607106·National Commercial Banks·288 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$2.3B
visible holders
Holders
288
filers reporting
Concentration
22.05%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q2 2026

288 institutions reported CBU in Q2 2026. BlackRock, Inc. leads at 22.1% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$507M7.6M0.01%Q2 202602
FMR LLC
CIK 0000315066
$247M3.7M0.01%Q2 202603
Vanguard Portfolio Management
CIK 0002100121· Index
$238M3.5M0.01%Q2 202604
Neuberger Berman Group LLC
CIK 0001465109
$232M3.5M0.15%Q2 202605
STATE STREET CORP
CIK 0000093751
$224M3.3M0.01%Q2 202606
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$159M2.4M0.00%Q2 202607
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$124M1.8M0.02%Q2 202608
MORGAN STANLEY
CIK 0000895421
$113M1.7M0.01%Q2 202609
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$91M1.4M0.00%Q2 202610
FEDERATED HERMES, INC.
CIK 0001056288
$50M739K0.07%Q2 202611
NORTHERN TRUST CORP
CIK 0000073124· Index
$44M658K0.01%Q2 202612
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 0000884546· Index
$43M635K0.01%Q2 202613
NORGES BANK
CIK 0001374170· Sovereign
$38M567K0.00%Q2 202614
Bank of New York Mellon Corp
CIK 0001390777
$37M544K0.01%Q2 202615
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
CIK 0000912938
$30M450K0.01%Q2 202616
Riggs Asset Managment Co. Inc.
CIK 0001601348
$28M411K4.93%Q2 202617
SEGALL BRYANT & HAMILL, LLC
CIK 0001006378
$26M392K0.31%Q2 202618
DEPRINCE RACE & ZOLLO INC
CIK 0001008894
$25M368K0.41%Q2 202619
VANGUARD FIDUCIARY TRUST CO
CIK 0000933478· Index
$24M357K0.01%Q2 202620
BASSWOOD CAPITAL MANAGEMENT, L.L.C.
CIK 0001085393
$22M321K0.86%Q2 2026
Page 1 of 15
268 more holders available. Log in →
Insiders at COMMUNITY FINANCIAL SYSTEM I
Hall Brenda M →Bolus Mark J. →Vaccaro John A →Sullivan Michele →Durkee Deresa Fischer →Stickels Eric →Wlos Marya Burgio →Knauss Jeffery J →