Company: KROS
Filing Date: 2025-10-27
Form Type: SCHEDULE 13G
Source: 0001104659-25-102591
Chunk: 0

Company: Keros Therapeutics, Inc.
Filing Date: 2025-10-27
Form: SCHEDULE 13G
Chunk 0
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 in this statement is true, complete and correct. |

| D. E. Shaw & Co., L.P. |

| Signature:   /s/ Daniel R. Marcus                            
   Name/Title:  Daniel R. Marcus / Chief Compliance Officer   
   Date:        10/27/2025                                    |

| D. E. Shaw & Co., L.L.C. |

| Signature:   /s/ Daniel R. Marcus                        
   Name/Title:  Daniel R. Marcus / Authorized Signatory   
   Date:        10/27/2025                                |

| David E. Shaw |

| Signature:   /s/ Daniel R. Marcus                                      
   Name/Title:  Daniel R. Marcus / Attorney-in-Fact for David E. Shaw   
   Date:        10/27/2025                                              |

Comments accompanying signature:Exhibit 1: Power of Attorney, granted by David E. Shaw relating to D. E. Shaw & Co., Inc., in favor of the signatories hereto, among others, dated August 1, 2024. Exhibit 2: Power of Attorney, granted by David E. Shaw relating to D. E. Shaw & Co. II, Inc., in favor of the signatories hereto, among others, dated August 1, 2024.