Company: APM
Filing Date: 2025-11-17
Form Type: F-1
Source: 0001213900-25-111548
Chunk: 340

Company: Aptorum Group Ltd
Filing Date: 2025-11-17
Form: F-1
Chunk 340
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-3 under the Exchange Act, a person is deemed to be the beneficial owner, for purposes of any shares of common stock, over which he or she has or shares, directly or indirectly, voting or investment power, or of which he or she has the right to acquire beneficial ownership at any time within 60 days after November 13, 2025. As used herein, “voting power” is the power to vote or direct the voting of shares and “investment power” includes the power to dispose or direct the disposition of shares. The address for the DiamiR officers and directors is 11 Deer Park Drive, Suite 102G, Monmouth Junction, NJ 08852.

|                                                             |     | Shares of common   
 stock beneficially 
 owned              |           |    |     |   |      |   |
| Name of Beneficial Owner                                    |     | Number             |           |    |     | % |      |   |
| Alidad Mireskandari                                         |     |                    |    66,000 | -1 |     |   |  1.5 | % |
| Kira S. Sheinerman                                          |     |                    | 1,992,221 |    |     |   | 44.2 | % |
| Samuil Umansky                                              |     |                    | 1,777,956 |    |     |   | 39.4 | % |
| Gary Anthony(2)                                             |     |                    |         — |    |     |   |    — |   |
| All executive officers and directors as a group (4 persons) |     |                    | 3,836,177 |    |     |   | 85.1 | % |

| * | less than 1%. |

| (1) | Represents Mr. Mireskandari’s option to purchase common stock that can be vested and exercised within the next 60 days. |

| (2) | Since November 2023, Mr. Anthony has been serving as a financial consultant and immediately following the Merger, he will step into the role of Chief Financial Officer. |

211 PRO FORMA
PRINCIPAL STOCKHOLDERS OF THE COMBINED COMPANY The following table provides information anticipated as of the Merger Closing, regarding beneficial ownership of 5% or more of Aptorum Delaware’s common stock by: (i) each person known to Aptorum Delaware who beneficially owns more than five percent of Aptorum