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A

American Shared Hospital Services AMS · USD

Health Care · US listing · 🇺🇸 United States

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1.22

+5.17%

Close of 9 Nov 2026, in USD

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
Stachowiak (Raymond C)1.5m22.57%+110k26 Jun 2025
Bates (Ernest A)592.2k8.83%—28 Apr 2025
Zucker (Anita G.)586.5k8.75%+78.4k8 May 2025
Ruffle (John F)410.5k6.12%—28 Apr 2025
Dimensional Fund Advisors, L.P.210k3.13%—30 Jun 2025
The Vanguard Group, Inc.181.2k2.70%—30 Jun 2025
Corient Private Wealth LLC160.6k2.40%—30 Jun 2025
Bridgeway Capital Management, LLC96.7k1.44%—30 Jun 2025
Renaissance Technologies LLC66.7k1.00%−3.2k30 Jun 2025
FCI Advisors37.1k0.55%—31 Mar 2025
Tagawa (Craig Kenji)35.5k0.53%+5.6k30 Apr 2025
Geode Capital Management, L.L.C.33.1k0.49%+36430 Jun 2025
James Investment Research Inc.29.7k0.44%—30 Jun 2025
GWM Advisors LLC29.7k0.44%—30 Jun 2025
State Street Global Advisors (US)12.1k0.18%—30 Jun 2025

Short interest

Shares sold short, 15 Oct 2026. US exchange data.

6.1k

-26.4% on the period before. 1.0 days to cover.

Short volume

Share of the day's trading sold short, 5 Nov 2026

66.7%

Last 60 trading days.

Failed deliveries

Shares not delivered on settlement, from the SEC

  • 31 Aug 20261 shares

Sources and methodology

Data on this tab
Our data supplier
Chart on the Overview
TradingView

Nothing here is investment advice. Prices can be delayed or wrong, so check with the exchange before relying on them. Data for this page. How we cover markets.