Insider filing report for Changes in Beneficial Ownership
- Schedule 13G & 13D forms are used to report a party's ownership of stock which exceeds 5% of a company's total stock issue.
- Schedule 13G is a shorter version of Schedule 13D with fewer reporting requirements.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
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- Peter Lynch
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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549 |
SCHEDULE 13D
Under the Securities Exchange Act of 1934
(Amendment No. 5)*
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AMERICAN SHARED HOSPITAL SERVICES (Name of Issuer) |
Common Stock, no par value (Title of Class of Securities) |
029595105 (CUSIP Number) |
John F. Ruffle 603 Mountain Avenue, Apartment 231 New Providence, NJ, 07974 (973) 769-1232 Joseph R. DeHondt Dykema Gossett PLLC, 39577 Woodward Avenue Suite 300 Bloomfield Hills, MI, 48304 (248) 203-0700 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) |
09/29/2025 (Date of Event Which Requires Filing of This Statement) |
If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.


The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the
Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other
provisions of the Act (however, see the Notes).
SCHEDULE 13D
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| CUSIP No. | 029595105 |
| 1 |
Name of reporting person
RUFFLE JOHN F | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b)
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| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
PF | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
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| 6 | Citizenship or place of organization
UNITED STATES
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| Number of Shares Beneficially Owned by Each Reporting Person With: |
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| 11 | Aggregate amount beneficially owned by each reporting person
0.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
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| 13 | Percent of class represented by amount in Row (11)
0.0 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
IN |
SCHEDULE 13D
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| Item 1. | Security and Issuer | |
| (a) | Title of Class of Securities:
Common Stock, no par value | |
| (b) | Name of Issuer:
AMERICAN SHARED HOSPITAL SERVICES | |
| (c) | Address of Issuer's Principal Executive Offices:
601 MONTGOMERY STREET, SUITE 850, SAN FRANCISCO,
CALIFORNIA
, 94111. | |
Item 1 Comment:
This Schedule 13D/A constitutes Amendment No. 5 (this "Schedule 13D/A No. 5") to the Schedule 13D originally filed by John F. Ruffle ("Mr. Ruffle") with the Securities and Exchange Commission (the "SEC") on June 27, 2011, and amended by Schedules 13D/A filed on June 18, 2014, October 27, 2014, Janu
ary 20, 2016, and December 18, 2023 (as amended, the "Original Schedule 13D") with respect to the common stock, no par value (the "Common Stock"), of American Shared Hospital Services, a California corporation (the "Issuer"). Only those items that are reported in this Schedule 13D/A No. 5 are amended; all other items reported in the Original Schedule 13D remain unchanged. Information given in response to each item shall be deemed incorporated by reference in all other items, as applicable. Capitalized terms used but not defined in this Schedule 13D/A No. 5 have the meanings given to them in the Original Schedule 13D. | ||
| Item 3. | Source and Amount of Funds or Other Consideration | |
On September 29, 2025, Mr. Ruffle transferred 410,746 shares of Common Stock (the "Transferred Shares") as a gift for no consideration to the Ruffle Family Foundation (the "Foundation"), a donor-advised fund established through the J.P. Morgan Charitable Giving Fund, which is administered by the National Philanthropic Trust. Upon Mr. Ruffle's donation to the Foundation, he ceased having control over the Transferred Shares. Following the transfer, Mr. Ruffle does not beneficially own any shares of Common Stock. | ||
| Item 4. | Purpose of Transaction | |
The information reported in Item 3 of this Schedule 13D is incorporated by reference into this Item 4 to the extent applicable. Mr. Ruffle donated the Transferred Shares to the Foundation for estate planning and charitable purposes. Mr. Ruffle does not have any current plans or proposals that relate to or would result in any of the matters specified in subparagraphs (a) through (j) of Item 4 of Schedule 13D. Mr. Ruffle reserves the right to increase or decrease his position in the Issuer through, among other things, the purchase or sale of securities of the Issuer on the open market, in private transactions, or otherwise, on such terms and at such times as Mr. Ruffle may deem advisable. | ||
| Item 5. | Interest in Securities of the Issuer | |
| (a) | As of the filing date of this Schedule 13D/A No. 5 (the "Filing Date"), and following the transfer of all of Mr. Ruffle's shares of Common Stock to the Foundation, Mr. Ruffle does not beneficially own any shares of Common Stock, representing 0% of the issued and outstanding shares of the Issuer's Common Stock. | |
| (b) | As of the Filing Date, Mr. Ruffle does not have the power to vote or to direct the voting of, and to dispose or to direct the disposition of, any shares of Common Stock. | |
| (c) | Except for Mr. Ruffle's transfer to the Foundation disclosed in this Schedule 13D/A No. 5, Mr. Ruffle has not effected any transactions in the Issuer's Common Stock during the past 60 days. | |
| (d) | Not applicable. Mr. Ruffle does not beneficially own any shares of Common Stock. | |
| (e) | On September 29, 2025, Mr. Ruffle ceased to be the beneficial owner of more than 5% of the Issuer's Common Stock. | |
| Item 6. | Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer | |
There are no contracts, arrangements, understandings, or similar relationships between Mr. Ruffle and any other person with respect to the securities of the Issuer. | ||
| SIGNATURE | |
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
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