American Shared Hospital Services provides turnkey technology solutions for advanced radiosurgical and radiation therapy services. AMS is a world leader in providing Gamma Knife radiosurgery equipment, a non-invasive treatment for malignant and benign brain tumors, vascular malformations, and trigeminal neuralgia (facial pain). The Company also offers proton therapy, and the latest IGRT, IMRT and MR/LINAC systems.
Company profile
Ticker
AMS
Exchange
Website
CEO
Raymond C. Stachowiak
Employees
Incorporated
Location
Fiscal year end
Sector
Industry (SIC)
SEC CIK
Corporate docs
Subsidiaries
MedLeader.com, Inc. • A California corporation • OR21, Inc. • OR21, LLC • A Washington limited liability company • Long Beach Equipment, LLC • A Delaware limited liability company • PBRT Orlando LLC • ASHS-Mexico, S.A. de C.V. • A Mexican company ...
IRS number
942918118
AMS stock data
Latest filings (excl ownership)
10-Q
2023 Q1
Quarterly report
12 May 23
8-K
American Shared Hospital Services Reports First Quarter 2023 Financial Results
12 May 23
ARS
2022 FY
Annual report to shareholders
1 May 23
DEFA14A
Additional proxy soliciting materials
1 May 23
DEF 14A
Definitive proxy
1 May 23
8-K
Departure of Directors or Certain Officers
18 Apr 23
8-K
Departure of Directors or Certain Officers
31 Mar 23
10-K
2022 FY
Annual report
31 Mar 23
8-K
American Shared Hospital Services Reports Fourth Quarter and Year End 2022 Financial Results
24 Mar 23
8-K
Departure of Directors or Certain Officers
10 Mar 23
Transcripts
AMS
Earnings call transcript
2023 Q1
12 May 23
AMS
Earnings call transcript
2022 Q4
24 Mar 23
AMS
Earnings call transcript
2022 Q3
13 Nov 22
AMS
Earnings call transcript
2022 Q2
12 Aug 22
AMS
Earnings call transcript
2022 Q1
14 May 22
AMS
Earnings call transcript
2021 Q4
25 Mar 22
AMS
Earnings call transcript
2021 Q2
12 Aug 21
AMS
Earnings call transcript
2021 Q1
15 May 21
AMS
Earnings call transcript
2020 Q4
6 Apr 21
AMS
Earnings call transcript
2020 Q1
11 May 20
Latest ownership filings
SC 13D/A
Stachowiak Raymond C
3 May 23
4
ROBERT L HIATT
21 Apr 23
3
ROBERT L HIATT
21 Apr 23
4
Peter M Gaccione
30 Mar 23
4
Raymond C Stachowiak
30 Mar 23
4
Craig Kenji Tagawa
9 Mar 23
4
Peter M Gaccione
8 Sep 22
3
Peter M Gaccione
8 Sep 22
4
Raymond C Stachowiak
2 Jun 22
4/A
Ernest Robert Bates
6 Apr 22
Financial summary
| Quarter (USD) | Mar 23 | Dec 22 | Sep 22 | Jun 22 | |
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| Annual (USD) | Dec 22 | Dec 21 | Dec 20 | Dec 19 | |
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Institutional ownership, Q4 2022
14.3% owned by funds/institutions
| 13F holders | Current |
|---|---|
| Total holders | 17 |
| Opened positions | 1 |
| Closed positions | 0 |
| Increased positions | 6 |
| Reduced positions | 2 |
| 13F shares | Current |
|---|---|
| Total value | 1.36 bn |
| Total shares | 890.00 k |
| Total puts | 0.00 |
| Total calls | 0.00 |
| Total put/call ratio | – |
| Largest owners | Shares | Value |
|---|---|---|
| Bridgeway Capital Management | 259.77 k | $761.12 mm |
| Dimensional Fund Advisors | 158.68 k | $465.00 k |
| Acadian Asset Management | 149.44 k | $437.00 k |
| Vanguard | 104.54 k | $306.31 mm |
| GWM Advisors | 70.18 k | $189.65 mm |
| Financial Counselors | 37.12 k | $109.00 k |
| James Investment Research | 29.73 k | $87.00 k |
| Renaissance Technologies | 26.00 k | $76.00 k |
| Canton Hathaway | 20.00 k | $59.00 k |
| Two Sigma Advisers | 11.10 k | $32.52 mm |
Recent insider trades
| Date | Owner | Security | Transaction | Code | Indirect | 10b5-1 | $Price | #Shares | $Value | #Remaining |
|---|---|---|---|---|---|---|---|---|---|---|
| 17 Apr 23 | Robert L Hiatt | Stock Options Common Stock | Grant | Acquire A | No | No | 2.78 | 20,000 | 55.60 k | 20,000 |
| 28 Mar 23 | Stachowiak Raymond C | Common Stock, No Par Value | Grant | Acquire A | No | No | 0 | 120,000 | 0.00 | 536,178 |
| 28 Mar 23 | Peter M Gaccione | Stock Option Common Stock | Grant | Acquire A | No | No | 2.93 | 50,000 | 146.50 k | 50,000 |
| 7 Mar 23 | Craig Kenji Tagawa | Common Stock | Grant | Acquire A | No | No | 0 | 10,827 | 0.00 | 29,888 |
Press releases
American Shared Hospital Services Reports First Quarter 2023 Financial Results
12 May 23
American Shared Hospital Services Announces First Quarter 2023 Earnings Conference Call
5 May 23
American Shared Hospital Services Announces Annual Shareholder Meeting to be Held on Tuesday, June 20, 2023
21 Apr 23
American Shared Hospital Services Reports Fourth Quarter and Year End 2022 Financial Results
24 Mar 23
American Shared Hospital Services Announces Fourth Quarter and Year End 2022 Earnings Conference Call
17 Mar 23