Company: KROS
Filing Date: 2025-08-15
Form Type: 3
Source: 0001415889-25-022075
Chunk: 1

Company: Keros Therapeutics, Inc.
Filing Date: 2025-08-15
Form: 3
Chunk 1
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 |   |
| Employee Stock Option (Right to Buy)       |                                                   $29.02 | N/A                                                                         | N/A                                                    | N/A                                                      | N/A                                                   | N/A | N/A | [F2] - 05/03/2030 | Common Stock - 20,968 | N/A | N/A | D |
| Employee Stock Option (Right to Buy)       |                                                   $70.93 | N/A                                                                         | N/A                                                    | N/A                                                      | N/A                                                   | N/A | N/A | [F2] - 01/09/2031 | Common Stock - 20,000 | N/A | N/A | D |
| Employee Stock Option (Right to Buy)       |                                                   $46.30 | N/A                                                                         | N/A                                                    | N/A                                                      | N/A                                                   | N/A | N/A | [F3] - 01/20/2032 | Common Stock - 25,000 | N/A | N/A | D |
| Employee Stock Option (Right to Buy)       |                                                   $54.38 | N/A                                                                         | N/A                                                    | N/A                                                      | N/A                                                   | N/A | N/A | [F4] - 02/15/2033 | Common Stock - 50,000 | N/A | N/A | D |
| Employee Stock Option (Right to Buy)       |                                                   $56.18 | N/A                                                                         | N/A                                                    | N/A                                                      | N/A                                                   | N/A | N/A | [F5] - 02/12/2034 | Common Stock - 50,000 | N/A | N/A | D |

| ** Signature of Reporting Person 
 /s/ /s/ Esther Cho               | Date       
 08/15/2025 |

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