Company: APM
Filing Date: 2025-10-06
Form Type: S-4
Source: 0001213900-25-096656
Chunk: 530

Company: Aptorum Group Ltd
Filing Date: 2025-10-06
Form: S-4
Chunk 530
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2025 tax years remained subject to examination.

NOTE 13 — LOSS PER SHARE

The following common stock equivalents have been excluded from the calculation of loss per share because their effects would be antidilutive:

|                  |     |    2025 |     |    2024 |
| Stock options    |     | 511,950 |     | 511,950 |
| Restricted stock |     |  88,000 |     |  88,000 |
| Warrants         |     |       — |     |  29,336 |

Additional shares are issuable under the Company’s convertible notes, the amount of which is dependent on future events.

NOTE 14 — DEFINED CONTRIBUTION PLAN The Company maintains a 401K plan for the benefit of its employees. Company contributions amounted to $ 5,948and $ 12,711in the years ended May 31, 2025 and 2024, respectively.

NOTE 15 — SEGMENT INFORMATION

Segment revenue and expenses are as follows in the years ended May 31, 2025 and 2024.

|                                  |     |   |     2025 |   |     |   |      2024 |   |
|:---------------------------------|:----|:--|---------:|:--|:----|:--|----------:|:--|
| Revenue                          |     | $ |  631,729 |   |     | $ | 1,319,531 |   |
| Research and development         |     |   |          |   |     |   |           |   |
| Salaries and benefits            |     |   |  449,344 |   |     |   |   692,875 |   |
| Consultants and contractors      |     |   |  176,935 |   |     |   |   278,837 |   |
| Stock based compensation         |     |   |   24,312 |   |     |   |   182,912 |   |
| Other R&D                        |     |   |        — |   |     |   |     2,236 |   |
| Total research and development   |     |   |  650,591 |   |     |   | 1,156,860 |   |
| General and administrative       |     |   |          |   |     |   |           |   |
| Salaries and benefits            |     |