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AMS AMERICAN SHARED HOSPITAL SVC

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COM (common), issuer CIK 744825

19 managers (20 13F filers) reported a position in AMS shares at 2026-06-30, 505,514 shares in all. 4 filers opened a position and 5 filers sold out during the quarter.

Managers
19
13F filers
20
New
4
Added
3
Reduced
5
Sold out
5
Shares held by filers
505,514

Shares held by filers adds up every 13F filer's report, so a share reported by a parent and by its subsidiary counts twice (H9). Managers counts each filer group once.

13D and 13G filers

No 13D or 13G on this security in the data. Structured 13D/G data starts 2024-12-18.

Insider trades

No Form 4 transaction on this security in the data.

13F holders, Q2 2026

Filers in the available 13F reports with a share position at 2026-06-30, filer groups collapsed to one row (method), largest first. Options and principal amounts are left out. A group row states no % of portfolio, since each member reports its own portfolio: the members' percents are listed under it. A value about 1,000 times or 1/1,000 of the price other filers imply is shown as filed but neither ranks the row nor enters a sum.

HolderSharesValue% of portfolioChangeSource
DIMENSIONAL FUND ADVISORS LPin group DIMENSIONAL FUND ADVISORS LP102,140$161K<0.01%-102,98013F-HRTimelineGroup
LPL Financial LLC81,386$129K<0.01%+5,02013F-HRTimeline
VANGUARD GROUP INCgroup of 2 filers holding81,025$128K-100,118Timeline
RENAISSANCE TECHNOLOGIES LLC57,695$91.2K<0.01%+8,49513F-HRTimeline
JAMES INVESTMENT RESEARCH, INC.29,725$47K<0.01%013F-HRTimeline
NewEdge Advisors, LLC29,725$47K<0.01%013F-HRTimeline
BRIDGEWAY CAPITAL MANAGEMENT, LLC29,124$46K<0.01%-61,69613F-HRTimeline
GEODE CAPITAL MANAGEMENT, LLCin group GEODE CAPITAL MANAGEMENT, LLC26,497$41.9K<0.01%-6,09113F-HRTimelineGroup
XTX Topco Ltdin group XTX Topco Ltd19,107$30.2K<0.01%new13F-HRTimelineGroup
UBS Group AGin group UBS Group AG18,395$29.1K<0.01%+18,19513F-HRTimelineGroup
STATE STREET CORPin group STATE STREET CORP12,101$19.1K<0.01%013F-HRTimelineGroup
Empowered Funds, LLC11,924$18.8K<0.01%013F-HRTimeline
MORGAN STANLEYin group MORGAN STANLEY5,858$9.26K<0.01%013F-HRTimelineGroup
CITIGROUP INCin group CITIGROUP INC454$717<0.01%new13F-HRTimelineGroup
Caitong International Asset Management …107$169<0.01%new13F-HRTimeline
JONES FINANCIAL COMPANIES LLLPin group JONES FINANCIAL COMPANIES LLLP100$161<0.01%013F-HRTimelineGroup
BARCLAYS PLCin group BARCLAYS PLC82$130<0.01%new13F-HRTimelineGroup
ROYAL BANK OF CANADAin group ROYAL BANK OF CANADA69$00%013F-HRTimelineGroupValue filed as zero, left out of ratios.
WELLS FARGO & COMPANY/MNin group WELLS FARGO & COMPANY/MN0$00%013F-HRTimelineGroupValue filed as zero, left out of ratios. Amount filed as zero, left out of ratios.