Company: KROS
Filing Date: 2025-04-23
Form Type: DEF 14A
Source: 0001104659-25-037982
Chunk: 4

Company: Keros Therapeutics, Inc.
Filing Date: 2025-04-23
Form: DEF 14A
Chunk 4
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| ​ | TRANSACTIONS WITH RELATED PERSONS AND INDEMNIFICATION                                   | ​ | ​ | ​ | ​ | 63 | ​ | ​ |
| ​ | HOUSEHOLDING OF PROXY MATERIALS                                                         | ​ | ​ | ​ | ​ | 65 | ​ | ​ |
| ​ | OTHER MATTERS                                                                           | ​ | ​ | ​ | ​ | 66 | ​ | ​ |

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TABLE OF CONTENTS KEROS THERAPEUTICS, INC.
1050 Waltham Street, Suite 302
Lexington, Massachusetts 02421 PROXY STATEMENT
FOR THE 2025 ANNUAL MEETING OF STOCKHOLDERS
To Be Held On June 4, 2025 QUESTIONS AND ANSWERS ABOUT THESE PROXY MATERIALS AND VOTING Who is soliciting my vote? We are providing you with these proxy materials because the Board of Directors (the “ Board ”) of Keros Therapeutics, Inc. (the “ Company ”) is soliciting your proxy to vote at the 2025 Annual Meeting of Stockholders (the “ Annual Meeting ”) of the Company, including at any adjournments or postponements thereof, to be held on Wednesday, June 4, 2025 at 9:00 a.m. Eastern time in a virtual meeting format only, live via audio webcast. Do I need to attend the Annual Meeting to vote? You are invited to attend the Annual Meeting to vote on the proposals described in this proxy statement (the “ Proxy Statement ”). However, you do not need to attend the Annual Meeting to vote your shares. Instead, you may simply follow the instructions below to submit your proxy over the telephone, through internet or by mail, and your votes will be cast for you at the Annual Meeting. The proxy materials, including this Proxy Statement and our Annual Report on Form 10-K for the year ended December 31, 2024, are being distributed and made available on or about April 23, 2025. As used in this Proxy Statement, references to “we,” “us,” “our,” “Keros” and the “Company” refer to Keros Therapeutics, Inc. and our consolidated subsidiaries. Why did I receive a notice regarding the availability of proxy materials on the internet instead of a full set of proxy materials? Pursuant to rules adopted by the Securities and Exchange Commission (the “ SEC ”), we have elected