Company: APM
Filing Date: 2025-07-15
Form Type: DRS
Source: 0001213900-25-063899
Chunk: 340

Company: Aptorum Group Ltd
Filing Date: 2025-07-15
Form: DRS
Chunk 340
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 shown in the table has sole voting and investment power with respect to the shares of common stock. For purposes
of the table below, in accordance with Rule 13d-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 July 14, 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. |

<div align='center'>PRINCIPAL STOCKHOLDERS OF THE COMBINED COMPANY</div>

The following table provides