13D Filing: John F. Ruffle Files on American Shared Hospital Services (AMS)

Page 2 of 4 SEC Filing

1.

Names of Reporting Persons.
I.R.S. Identification Nos. of above persons.

John F. Ruffle

2.

Check the Appropriate Box if a Member of a Group

(a) ¨

(b) ¨

3.

SEC Use Only

4.

Source of Funds

PF

5.

Check if Disclosure of Legal Proceedings Is Required Pursuant
to Items 2(d) or 2(e) ¨

6.

Citizenship or Place of Organization

United States

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON
WITH

7.

Sole Voting Power

550,664(1)

8.

Shared Voting Power

9.

Sole Dispositive Power

550,664(1)

10.

Shared Dispositive Power

11.

Aggregate Amount Beneficially Owned by Each Reporting Person

550,664(1)

12.

Check if the Aggregate Amount in Row (11) Excludes Certain Shares
¨

13.

Percent of Class Represented by Amount in Row (11)

10.1%(2)

14.

Type of Reporting Person (See Instructions)

IN

(1) Includes 50,000 shares underlying warrants exercisable
following October 22, 2015.

(2) Based on 5,464,114 shares of Common Stock outstanding
as of January 19, 2016.

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