Company: APM
Filing Date: 2025-10-06
Form Type: S-4
Source: 0001213900-25-096656
Chunk: 506

Company: Aptorum Group Ltd
Filing Date: 2025-10-06
Form: S-4
Chunk 506
---
 |   137,659 |   |     |     2.68 |     |        9.26 |     |   234,296 |
| Exercisable, June 30, 2024   |     |   137,659 |   |     |     2.68 |     |        9.26 |     |   234,296 |
| Vested, June 30, 2024        |     |   137,659 |   |     |     2.68 |     |        9.26 |     |   234,296 |

The fair value of each stock option award is estimated on the date of grant using the Black-Scholes option pricing model under the following assumptions.

F-48

APTORUM GROUP LIMITED NOTES TO UNAUDITED CONDENSED CONSOLIDATED FINANCIAL STATEMENTS (Stated in U.S. Dollars)

17. NET LOSS PER SHARE

The following table sets forth the computation of basic and diluted loss per share:

|                                                       |     | For the six months ended 
                 June 30, |           |   |     |            |            |   |
|                                                       |     |                     2025 |           |   |     |       2024 |            |   |
|                                                       |     |               -Unaudited |           |   |     | -Unaudited |            |   |
| Numerator:                                            |     |                          |           |   |     |            |            |   |
| Net loss attributable to Aptorum Group Limited        |     |                        $ |  (441,780 | ) |     |          $ | (2,643,796 | ) |
| Denominator:                                          |     |                          |           |   |     |            |            |   |
| Basic and diluted weighted average shares outstanding |     |                          | 7,126,796 |   |     |            |  5,339,608 |   |
| Basic and diluted loss per share                      |     |                        $ |     (0.06 | ) |     |          $ |      (0.50 | ) |

Basic loss per share is computed by dividing net loss attributable to ordinary shareholders by the weighted average number of ordinary shares outstanding during the period. Diluted loss per share reflects the potential dilution that could occur if securities or other contracts to issue ordinary shares were exercised or converted into ordinary shares. Potential dilutive securities are excluded from the