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AMERICAN SHARED HOSPITAL SERVICES (AMS)

American Shared Hospital Services specializes in leasing advanced radiosurgery and radiation therapy equipment to healthcare providers. The company offers Gamma Knife stereotactic radiosurgery systems, a non-invasive technology used to treat conditions such as malignant and benign brain tumors, arteriovenous malformations, and trigeminal neuralgia. They also facilitate financing for Leksell Gamma Knife units. Additionally, the firm operates proton beam radiation therapy centers in Orlando, Florida, and Long Beach, California. Customers further benefit from comprehensive support encompassing planning, installation, reimbursement guidance, and marketing strategies. As of December 31, 2021, their portfolio included 115 active Gamma Knife units across the United States, complemented by two units in South America (Lima, Peru, and Guayaquil, Ecuador), and one proton beam radiation therapy system. Established in 1980, American Shared Hospital Services maintains its headquarters in San Francisco, California.

Sector: Services-Medical Laboratories

Industry: Medical - Care Facilities

American Shared Hospital Services logo

American Shared Hospital Services

NYSE:AMSHealthcare
-0.79%$1.25
Mkt Cap$8.31M
Float4.36M
O/S6.65M
Inst Own7.6%
SI0.1%
Dilution
Historical Data
DateOpenHighLowCloseVolume
Key Metrics
Market Cap$8.31M
Enterprise Value--
P/E Ratio--
Est. Net Cash/Share--
Institutional Ownership7.60%

based on 6.65M shares outstanding

SectorHealthcare
IndustryMedical - Care Facilities
ExchangeNYSE American
CountryUSUS
IPO Date-
Shares Outstanding6.65M
Float4.36M
Company Overview

American Shared Hospital Services specializes in leasing advanced radiosurgery and radiation therapy equipment to healthcare providers.

The company offers Gamma Knife stereotactic radiosurgery systems, a non-invasive technology used to treat conditions such as malignant and benign brain tumors, arteriovenous malformations, and trigeminal neuralgia. They also facilitate financing for Leksell Gamma Knife units.

Additionally, the firm operates proton beam radiation therapy centers in Orlando, Florida, and Long Beach, California. Customers further benefit from comprehensive support encompassing planning, installation, reimbursement guidance, and marketing strategies. As of December 31, 2021, their portfolio included 115 active Gamma Knife units across the United States, complemented by two units in South America (Lima, Peru, and Guayaquil, Ecuador), and one proton beam radiation therapy system. Established in 1980, American Shared Hospital Services maintains its headquarters in San Francisco, California.

Leadership

Dr. Bates

Mr. Kelly

Mr. Stachowiak

Ms. Miles

Employees

81

Country

US

Sector

Healthcare

Website

ashs.com

Analyst Coverage
No analyst coverage for this companyNo ratings, price targets, or covering firms on file.
Insider Trades
InsiderTypeShares
Stachowiak Raymond C profile photoStachowiak Raymond CGrant/Award220.0K
Stachowiak Raymond C profile photoStachowiak Raymond CPurchase586.5K
Stachowiak Raymond C profile photoStachowiak Raymond CGrant/Award100.0K
Stachowiak Raymond C profile photoStachowiak Raymond CGrant/Award110.0K
Tagawa Craig Kenji profile photoTagawa Craig KenjiGrant/Award5.6K
Frech Raymond Scott profile photoFrech Raymond ScottGrant/Award50.0K
Shareholders
7.6%
Institutional
(19)
3.2%
Insiderⓘ
(4)
36.7%
5%+ Owners
(1)
52.5%
Unattributed (incl. retail)ⓘ
Institutional7.6%
Insider3.2%
5%+ Beneficial36.7%
Unattributed (incl. retail)52.5%
Sources: 13F, Form 4, 13D/13GO/S: 6.7M · as of 11 Aug 2026 · SEC cover page
Insiders & Institutional Holders
52-Week Range
$1.21$2.39
$1.25(3rd percentile)
Volume
Average Daily Volume10.42K
4.17K today vs 10.42K avg(-60%)

30d Avg

10.42K

60d Avg

9.64K

90d Avg

11.56K

Earnings
Dividend History
No dividend history available
Compliance Status
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