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Insider tapeFilings through Fri, Oct 9
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AMS

AMERICAN SHARED HOSPITAL SERVICES (AMS) stock: insider trades, news & valuation

Net buying
Close · Oct 9, 2026 $1.32 -0.8% on the day -45.7% over 12 months 52-week range $1.29 – $2.43

Share price and insider trades

AMS closeInsider buyInsider sale
1.001.502.002.50NovDecJan 2026FebMarAprMayJunJulAugSepOctEEarnings release filed 2025-11-13EEarnings release filed 2026-03-31EEarnings release filed 2026-05-14EEarnings release filed 2026-08-13Bought $1,337,147 on 2026-06-22 · Raymond C Stachowiak
Bought, 12 months$1.3M
Sold, 12 months$0
Insiders buying1
Insiders selling0

AMERICAN SHARED HOSPITAL SERVICES insider trading at a glance (Oct 9, 2026): in the past 12 months, 1 insider bought $1.3M and 0 sold $0 of AMS stock on the open market.

AMS insider buying and selling by quarter

Open-market purchases (green, above the line) and sales (red, below), by trade date.

Q2 2026: $1.3M bought (1 trades)$1.3MQ2 2026Q3 2026Q4 2026
QuarterBoughtPurchasesSoldSales
Q4 2026—0—0
Q3 2026—0—0
Q2 2026$1.3M1—0

Valuation, profit and volume

P/E (trailing)n/aSector median —
Market value— 
Profit margin—Revenue growth —
Volume vs. 50-day1.1×Last 5 sessions
Insiders' paper profit−$563KOn all tracked purchases -42.1%

Summary

Over the past 12 months, 1 AMERICAN SHARED HOSPITAL SERVICES insider reported open-market purchases totaling $1.3M, while 0 insiders reported sales totaling $0.

AMS earnings: how the stock reacted

Each quarterly results release (SEC 8-K Item 2.02), the trend before it, insider trades in the 30 days before, and the 2-day market reaction. “E” marks releases on the chart above.

Does it matter? →
Release15 days beforeInsiders, 30 days beforeReaction (2 days)Next 30 days
Aug 13, 2026 -2.5% None -2.6%S&P +0.5% -2.0%
May 14, 2026 +26.3% None -12.5%S&P -0.4% -3.4%
Mar 31, 2026 -14.2% None -25.4%S&P +3.7% +25.9%
Nov 13, 2025 -6.7% None +5.8%S&P -1.7% -2.3%
Aug 13, 2025 -3.4% None +0.8%S&P +0.4% -3.9%
May 15, 2025 +9.2% None -13.8%S&P +1.1% -7.8%
Apr 4, 2025 +5.7% None -4.1%S&P -6.0% -2.5%
Nov 13, 2024 +0.9% None -3.7%S&P -0.6% +11.7%

Most companies bar insiders from trading in the weeks before results, so pre-earnings purchases are rare and often made by directors or under pre-set plans. Past reactions don't predict future ones.

Insider transactions

Open-market purchases and sales.

Filed Insider Type Shares Price Value Since Score
Jun 24SEC Raymond C StachowiakChair Buy 586,468new position $2.28 $1.3M -42.1% —

Insiders at AMERICAN SHARED HOSPITAL SERVICES

InsiderBoughtSoldLast filingScore
Raymond C StachowiakChair $1.3M — Jun 24, 2026 —

AMS stock: common questions

Are AMERICAN SHARED HOSPITAL SERVICES insiders buying AMS stock?

In the past 12 months, 1 insiders reported open-market purchases of AMS worth $1.3M. The latest was Chair Raymond C Stachowiak bought $1.3M of AMS at $2.28 — first open-market purchase in our records; opens a new position.

Are AMERICAN SHARED HOSPITAL SERVICES insiders selling AMS stock?

0 insiders reported sales worth $0 over the same period.

Where does this data come from?

Every transaction comes from Form 4 filings that insiders must submit to the SEC within two business days of a trade. We pull them from SEC EDGAR every night.

What is AMS's 52-week range?

Over the past year AMS has traded between $1.29 and $2.43. It last closed at $1.32 on Oct 9, 2026.