# AMERICAN SHARED HOSPITAL SERVICES — DEFA14A

AMERICAN SHARED HOSPITAL SERVICES of SAN FRANCISCO, CA filed a DEFA14A with the SEC on 2026-05-07. Industry: Services-Medical Laboratories.

## Filing

- Filed: 2026-05-07
- Form: DEFA14A
- Accession: 0001437749-26-015438
- Registrant: AMERICAN SHARED HOSPITAL SERVICES
- CIK: 0000744825
- Industry (SIC): Services-Medical Laboratories (8071)
- State of incorporation: CA
- Location: SAN FRANCISCO, CA

## Documents (1)

| Seq | Type | Description |
| --- | --- | --- |
| 1 | DEFA14A | FORM DEFA14A |

## Filing timeline for this registrant (42)

_Showing 12 of 42 filings._

| Filed | Form |
| --- | --- |
| 2026-05-07 | DEFA14A |
| [2026-04-30](https://search.stillhousedata.com/proxy/0001437749-26-014148) | DEFA14A |
| [2026-04-30](https://search.stillhousedata.com/proxy/0001437749-26-014145) | DEF 14A |
| [2025-04-30](https://search.stillhousedata.com/proxy/0001437749-25-013814) | DEFA14A |
| [2025-04-30](https://search.stillhousedata.com/proxy/0001437749-25-013806) | DEF 14A |
| [2024-04-29](https://search.stillhousedata.com/proxy/0001437749-24-013588) | DEFA14A |
| [2024-04-29](https://search.stillhousedata.com/proxy/0001437749-24-013583) | DEF 14A |
| [2023-05-01](https://search.stillhousedata.com/proxy/0001437749-23-011942) | DEFA14A |
| [2023-05-01](https://search.stillhousedata.com/proxy/0001437749-23-011937) | DEF 14A |
| [2022-04-28](https://search.stillhousedata.com/proxy/0001437749-22-010104) | DEF 14A |
| [2022-04-15](https://search.stillhousedata.com/proxy/0001437749-22-009041) | PRE 14A |
| [2021-04-30](https://search.stillhousedata.com/proxy/0000744825-21-000047) | DEF 14A |

## More

- [CIK 744825 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=744825&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0001437749-26-015438.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.