Raymond C. Stachowiak - 26 Mar 2026 Form 4 Insider Report for AMERICAN SHARED HOSPITAL SERVICES (AMS)

Reporting relationship: Executive Chairman, Director, 10%+ Owner
Issuer ticker: AMS
Reported as of: 26 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 15 Apr 2026, 19:15:06 UTC
Prior SEC filing: 30 Jun 2025
Next SEC filing: 24 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Craig Tagawa on behalf of Raymond C. Stachowiak

Key filing fact

Raymond C. Stachowiak filed Form 4 for AMERICAN SHARED HOSPITAL SERVICES (AMS) on 15 Apr 2026.

Key facts

This page summarizes Raymond C. Stachowiak's Form 4 filing for AMERICAN SHARED HOSPITAL SERVICES (AMS).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 15 Apr 2026, 19:15.

Change

Previous filing in this sequence was filed on 30 Jun 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001609580 Primary reporting owner

Stachowiak Raymond C

Relationship: Executive Chairman, Director, 10%+ Owner
Address: 601 MONTGOMERY STREET, SAN FRANCISCO
Signature: /s/ Craig Tagawa on behalf of Raymond C. Stachowiak
Signature date: 15 Apr 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

AMS transaction

Common Stock, No Par Value

Award

Transaction value
Shares: +100,000
Change %: +15%
Price: $0.000000^*
Shares after: 774,678
Date: 26 Mar 2026
Ownership: Direct
Footnotes: F1

AMS holding

Common Stock, No Par Value

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 158,500
Date: 26 Mar 2026
Ownership: By RCS Investments, Inc.

AMS holding

Common Stock, No Par Value

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 760,559
Date: 26 Mar 2026
Ownership: By Stachowiak Equity Fund

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

This represents an award of 100,000 Restricted Stock Units. Each unit will entitle the reporting person to one share of the issuer's Common Stock upon vesting, 25,000 vest on each April 1, 2026, July 1, 2026, October 1, 2026, and January 1, 2027.