SCHEDULE Filed 2025-03-07 Event 2025-03-06 SEC 0001185185-25-000172 →

Zucker Anita G → AMERICAN SHARED HOSPITAL SERVICES AMS

Stake: 7.90% Shares: 508,117 CUSIP: 029595105 Class: Common Stock, No Par Value

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)

1 transaction

1 buys · 0 sales · 0 awards/exercises

Issuer Cluster

9 13D/G filings on this issuer

8 other filings besides this one

Filer Track Record

14 filings by this filer

13 other filings in the data moat

Short Interest · settle 2026-07-15

DTC 1.00

53,055 shares short · -53.1% vs prior

Post-Filing Returns · since 2025-03-06 on AMS

+1 day

-0.4%

+5 days

-1.8%

+30 days

+2.9%

+60 days

-2.9%

+90 days

-13.0%

+180 days

-10.5%

Anchor price 2.76 on closest trading day on/after 2025-03-06. Source: Yahoo Finance daily adj_close (split + dividend adjusted).

Form 4 Insider Transactions · last 365d

Date	Insider	Role	Type	Shares	Price	Value
2026-03-26	Stachowiak Raymond C	director, officer, 10%+ owner	Award	100,000	—	—

Other 13D/G Filings on AMERICAN SHARED HOSPITAL SERVICES

Filed	Form	Filer	Stake	Shares
2026-07-30	SCHEDULE 13D/A	Stachowiak Raymond C	35.30%	2,440,205	view →
2026-06-25	SCHEDULE 13D/A	Stachowiak Raymond C	33.00%	2,220,205	view →
2026-06-23	SCHEDULE 13D/A	Zucker Anita G	—	0	view →
2025-01-03	SCHEDULE	Stachowiak Raymond C	22.80%	1,477,737	view →
2023-12-18	SC	RUFFLE JOHN F	—	—	view →
2023-05-03	SC	Stachowiak Raymond C	—	—	view →
2021-06-14	SC	AMERICAN SHARED HOSPITAL SERVICES	—	—	view →
2019-05-21	SC	Stachowiak Raymond C	—	—	view →

Other Filings by Zucker Anita G

Filed	Form	Issuer	Stake	Shares
2026-06-23	SCHEDULE 13D/A	American Shared Hospital Services AMS	—	0	view →
2026-05-18	SCHEDULE 13D	UNION BANKSHARES INC UNB	7.54%	347,994	view →
2025-02-05	SCHEDULE	KEWAUNEE SCIENTIFIC CORP /DE/ KEQU	6.80%	193,876	view →
2022-07-07	SC	Corning Natural Gas Holding Corp	—	—	view →
2022-04-01	SC	RGC RESOURCES INC RGCO	—	—	view →
2021-08-05	SC	BOWL AMERICA INC	—	—	view →
2021-07-14	SC	BOWL AMERICA INC	—	—	view →
2021-07-07	SC	BOWL AMERICA INC	—	—	view →
2021-06-10	SC	BOWL AMERICA INC	—	—	view →
2021-01-15	SC	RGC RESOURCES INC RGCO	—	—	view →
2020-09-14	SC	COMMUNITY BANCORP /VT CMTV	—	—	view →
2019-05-16	SC	BOWL AMERICA INC	—	—	view →
2018-03-16	SC	VICON INDUSTRIES INC /NY/	—	—	view →

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