AMS insider transaction filings
AMERICAN SHARED HOSPITAL SERVICES — 8 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-07-24. Screen AMS transaction legs live →
Insider transaction summary — last 90 days
2026-06-24 to 2026-09-22, from the filings listed below: 2 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 1 leg across 1 filing by 1 insider — 586,468 shares, $1,337,147 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 1.
- Largest priced transaction: purchase of 586,468 shares @ $2.28 ($1,337,147) by Stachowiak Raymond C, filed 2026-06-24.
By insider — same window
Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| Stachowiak Raymond C — Executive Chairman, Director, 10% owner | 2 | 1 leg · 586,468 sh · $1,337,147 | — | 1 |
Recent Form 4 filings — AMERICAN SHARED HOSPITAL SERVICES
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-07-24 | 4 | Stachowiak Raymond C — Executive Chairman, Director, 10% owner | Grant/award (A): 220,000 (derivative) @ $0 | EDGAR |
| 2026-06-24 | 4 | Stachowiak Raymond C — Executive Chairman, Director, 10% owner | Purchase (P): 586,468 @ $2.28 | EDGAR |
| 2026-04-15 | 4 | Stachowiak Raymond C — Executive Chairman, Director, 10% owner | Grant/award (A): 100,000 @ $0 | EDGAR |
| 2025-06-30 | 4 | Stachowiak Raymond C — Executive Chairman, Director, 10% owner | Grant/award (A): 110,000 @ $0 | EDGAR |
| 2025-05-02 | 4 | Tagawa Craig Kenji — President | Grant/award (A): 5,613 @ $0 | EDGAR |
| 2024-12-23 | 4 | Frech Raymond Scott — Chief Financial Officer | Grant/award (A): 50,000 @ $0 | EDGAR |
| 2024-10-31 | 4 | Delanois Gary — Chief Operating Officer | Grant/award (A): 120,000 @ $0 | EDGAR |
| 2024-03-26 | 4 | Stachowiak Raymond C — Executive Chairman, Director, 10% owner | Grant/award (A): 120,000 @ $0 | EDGAR |
Recent 8-K events — AMERICAN SHARED HOSPITAL SERVICES
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-13 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-28 | 8-K | 1.01 — Entry into a Material Definitive Agreement 2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant 3.02 — Unregistered Sales of Equity Securities 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-13 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-30 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-06-04 | 8-K | 2.04 — Triggering Events That Accelerate or Increase a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement | EDGAR |
| 2026-05-14 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-24 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-31 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-19 | 8-K | 1.01 — Entry into a Material Definitive Agreement 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-02 | 8-K | 4.02 — Non-Reliance on Previously Issued Financial Statements or a Related Audit Report or Completed Interim Review 9.01 — Financial Statements and Exhibits | EDGAR |
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