AMS Logo

American Shared Hospital Services (AMS) 

AMEX
Market Cap
$22.95M
Sector
Healthcare
Industry
Medical—Care Facilities
Rank in Sector
432 of 963
Rank in Industry
19 of 45

Largest Insider Buys in Sector

AMS Stock Price History Chart

AMS Stock Performance

About American Shared Hospital Services

American Shared Hospital Services leases radiosurgery and radiation therapy equipment to health care providers. The company offers radiosurgery equipment for the Gamma Knife stereotactic radiosurgery, a non-invasive procedure to treat malignant and benign brain tumors, and arteriovenous malformations, as well as for trigeminal neuralgia. It also provides financing services for Leksell Gamma Knife units. In addition, the company offers proton beam radiation therapy services in Orlando, Florida and Long Beach, California, as well as offers planning, installation, reimbursement, and marketing support services to its customers. As of December 31, 2021, it had 115 operating Gamma Knife units located in the United States, as well as two in South America in Lima, Peru and Guayaquil, Ecuador. The company also operates one PBRT system. American Shared Hospital Services was founded in 1980 and is based in San Francisco, California.

Insider Activity of American Shared Hospital Services

Over the last 12 months, insiders at American Shared Hospital Services have bought $0 and sold $0 worth of American Shared Hospital Services stock.

On average, over the past 5 years, insiders at American Shared Hospital Services have bought $0 and sold $0 worth of stock each year.

There was no buying activity among insiders over the last 12 months.

The last purchase of 160,559 shares for transaction amount of $438,326 was made by Stachowiak Raymond C () on 2019‑05‑15.

List of Insider Buy and Sell Transactions, American Shared Hospital Services

2019-05-15Saledirector
160,559
2.5595%
$2.73$438,326-14.09%
2019-05-15Purchase
160,559
2.5595%
$2.73$438,326-14.09%
2018-06-18SaleCOO/CFO
6,900
0.1184%
$2.75$19,003+1.82%
2018-06-14SaleCOO/CFO
5
<0.0001%
$2.70$14+4.10%
2018-06-07SaleCOO/CFO
2,966
0.0501%
$2.66$7,890+2.96%
2018-06-06SaleCOO/CFO
34
0.0006%
$2.75$94+2.96%
2018-06-05SaleCOO/CFO
5,000
0.0842%
$2.75$13,750-0.71%
2017-05-19SaleCOO/CFO
3,500
0.0582%
$3.90$13,650-29.11%
2017-05-18SaleCOO/CFO
3,500
0.0582%
$3.80$13,304-27.27%
2017-03-31SaleCOO/CFO
5,000
0.0842%
$4.32$21,604-30.72%
2017-03-30SaleChairman and CEO
5,000
0.0882%
$4.21$21,065-28.57%
2017-03-29SaleChairman and CEO
5,000
0.0878%
$4.24$21,217-29.41%
2016-06-22Saledirector
500
0.0091%
$2.22$1,111+51.58%
2016-06-08PurchaseChairman and CEO
500
0.0093%
$2.08$1,041+63.37%
2016-06-07PurchaseChairman and CEO
500
0.0092%
$2.06$1,029+60.89%
2016-06-06PurchaseChairman and CEO
500
0.009%
$2.02$1,009+60.10%
2015-08-27Saledirector
8,600
0.1488%
$2.07$17,823-9.17%
2014-10-22Purchase
200,000
4.2423%
$2.20$440,000+21.26%
2014-06-12Purchasedirector
400,000
8.3917%
$2.43$972,000+0.80%
2014-06-12Purchasedirector
800,000
16.7834%
$2.43$1.94M+0.80%

Insider Historical Profitability

48.98%
Stachowiak Raymond C
760559
11.8467%
$3.5730<0.0001%
BATES ERNEST AChairman and CEO
645147
10.049%
$3.5732+61.45%
RUFFLE JOHN Fdirector
480267
7.4808%
$3.5710
TROTMAN STANLEY S JRdirector
79847
1.2437%
$3.5781+57.54%
Tagawa Craig KenjiCOO/CFO
64391
1.003%
$3.5708
Larson Daviddirector
49064
0.7642%
$3.5702

Institutional Investor Ownership

Top Shareholders
Top Buyers
Top Sellers
New Shareholders
Sold-Out Shareholders
Bridgeway Capital Management$772,118.004.14261,735+0.27%+$2,065.000.01
The Vanguard Group$527,079.002.82178,671+51.56%+$179,321.50<0.0001
Dimensional Fund Advisors$505,043.002.71171,201+3.1%+$15,177.75<0.0001
Ci Private Wealth Llc$473,649.002.54160,559-0.22%-$1,062.00<0.0001
Acadian Asset Management$254,000.001.3786,399-38.66%-$160,118.87<0.01
Renaissance Technologies$125,000.000.6742,300+19.16%+$20,094.56<0.0001
Financial Counselors Inc$109,513.000.5937,1230%+$0<0.01
Newedge Advisors Llc$87,689.000.4729,7250%+$0<0.01
James Investment Research Inc$87,689.000.4729,7250%+$00.01
Geode Capital Management$52,891.000.2817,9160%+$0<0.0001
Susquehanna International Group$32,028.000.1710,857New+$32,028.00<0.0001
Two Sigma$31,633.000.1710,7230%+$0<0.0001
Empowered Funds Llc$30,881.000.1710,468New+$30,881.00<0.01
Morgan Stanley$17,423.000.095,9060%+$0<0.0001
UBS$11,254.000.063,815New+$11,254.00<0.0001
Tower Research Capital$2,729.000.02925+70.04%+$1,124.05<0.0001
Bank of America$876.000.01297-0.67%-$5.90<0.0001
JPMorgan Chase$27.00<0.019-91.59%-$294.00<0.0001
Wells Fargo$91.00<0.0131+3.33%+$2.94<0.0001
Prismo does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.
Information is provided 'as-is' and solely for informational purposes and is not advice. Prismo does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.