DOSSIER · 13F Holders · Q2 2026
AMS

AMERICAN SHARED HOSPITAL SVC

21 institutions still hold AMERICAN SHARED HOSPITAL SVC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 029595105·21 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$799K
visible holders
Holders
21
filers reporting
Concentration
20.21%
DIMENSIONAL FUND ADVISORS LP #1
top holder share
AI Holders Summary · Q2 2026

21 institutions reported AMS in Q2 2026. DIMENSIONAL FUND ADVISORS LP leads at 20.2% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$161K102K0.00%Q2 2026
02
LPL Financial LLC
CIK 0001403438
$129K81K0.00%Q2 2026
03
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$91K58K0.00%Q2 2026
04
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$88K56K0.00%Q2 2026
05
JAMES INVESTMENT RESEARCH, INC.
CIK 0000810384
$47K30K0.00%Q2 2026
06
NewEdge Advisors, LLC
CIK 0001633516
$47K30K0.00%Q2 2026
07
BRIDGEWAY CAPITAL MANAGEMENT, LLC
CIK 0001107261
$46K29K0.00%Q2 2026
08
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$42K26K0.00%Q2 2026
09
VANGUARD FIDUCIARY TRUST CO
CIK 0000933478· Index
$40K25K0.00%Q2 2026
10
XTX Topco Ltd
CIK 0001828301
$30K19K0.00%Q2 2026
11
UBS Group AG
CIK 0001610520
$29K18K0.00%Q2 2026
12
STATE STREET CORP
CIK 0000093751
$19K12K0.00%Q2 2026
13
Empowered Funds, LLC
CIK 0001592828
$19K12K0.00%Q2 2026
14
MORGAN STANLEY
CIK 0000895421
$9K6K0.00%Q2 2026
15
CITIGROUP INC
CIK 0000831001
$7174540.00%Q2 2026
16
Caitong International Asset Management Co., Ltd
CIK 0001963355
$1691070.00%Q2 2026
17
JONES FINANCIAL COMPANIES LLLP
CIK 0000815917
$1611000.00%Q2 2026
18
BARCLAYS PLC
CIK 0000312069
$130820.00%Q2 2026
19
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025
20
WELLS FARGO & COMPANY/MN
CIK 0000072971
$000.00%Q2 2026
Page 1 of 2
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Insiders at AMERICAN SHARED HOSPITAL SVC
Stachowiak Raymond CTagawa Craig KenjiFrech Raymond ScottDelanois GaryHiatt Robert LGaccione Peter MBates Ernest RobertWilson Vicki L