Company: APM
Filing Date: 2025-07-15
Form Type: DRS
Source: 0001213900-25-063906
Chunk: 459

Company: Aptorum Group Ltd
Filing Date: 2025-07-15
Form: DRS
Chunk 459
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ensation expense related to options for which vesting is not considered probable was $1,093,712. In the year ended May 31, 2023, the Company issued 132,000 restricted stock units, vesting upon a change in control or public listing of the Company’s common stock. In the year ended May 31, 2024, concurrent with the modification of stock options described above, the Company terminated outstanding restricted stock units representing 44,000shares. Vesting of the units is not considered probable and no compensation expense has been recognized through the year ended May 31, 2024. The grant -datefair value and unrecognized compensation expense as of May 31, 2024 related to the restricted stock units amounts to $652,080. NOTE 12 — INCOME TAXES For the years ended May 31, 2024 and 2023, the provision for income taxes consisted of the following:

| Current:       |     | 2024 |         |     | 2023 |        |
|:---------------|:----|:-----|--------:|:----|:-----|-------:|
| Federal        |     | $    | 112,947 |     | $    | 46,572 |
| State          |     |      |   1,456 |     |      |      — |
| Total current  |     |      | 114,403 |     |      | 46,572 |
| Deferred:      |     |      |         |     |      |        |
| Federal        |     |      |       — |     |      |      — |
| State          |     |      |       — |     |      |      — |
| Total deferred |     |      |       — |     |      |      — |
| Total          |     | $    | 114,403 |     | $    | 46,572 |

For the years ended May 31, 2024 and 2023, a reconciliation of the Company’s effective tax rate to the statutory U.S. Federal rate is as follows:

|                                        |     |  2024 |    |     |  2023 |    |
| Income taxes at Federal statutory rate |     |  21.0 | %  |     |  21.0 | %  |
| Discounts and interest on notes        |     |  (2.1 | )% |     |  (1.9 |