0001209191-23-035457.txt : 20230608 0001209191-23-035457.hdr.sgml : 20230608 20230608164414 ACCESSION NUMBER: 0001209191-23-035457 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230606 FILED AS OF DATE: 20230608 DATE AS OF CHANGE: 20230608 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Nussbaum Ran CENTRAL INDEX KEY: 0001609805 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39264 FILM NUMBER: 231002573 MAIL ADDRESS: STREET 1: C/O KITE PHARMA, INC. STREET 2: 2225 COLORADO AVENUE CITY: SANTA MONICA STATE: CA ZIP: 90404 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Keros Therapeutics, Inc. CENTRAL INDEX KEY: 0001664710 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 811173868 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1050 WALTHAM STREET, SUITE 302 CITY: LEXINGTON STATE: MA ZIP: 02421 BUSINESS PHONE: 617-314-6297 MAIL ADDRESS: STREET 1: 1050 WALTHAM STREET, SUITE 302 CITY: LEXINGTON STATE: MA ZIP: 02421 4 1 doc4.xml FORM 4 SUBMISSION X0407 4 2023-06-06 0 0001664710 Keros Therapeutics, Inc. KROS 0001609805 Nussbaum Ran C/O KEROS THERAPEUTICS, INC. 1050 WALTHAM STREET, SUITE 302 LEXINGTON MA 02421 1 0 1 0 0 Stock Option (right to buy) 48.79 2023-06-06 4 A 0 10000 0.00 A 2033-06-05 Common Stock 10000 10000 D The option shall vest in equal quarterly installments over the 12 months following the date of grant, provided that the grant will in any case be fully vested on the date of Issuer's 2024 annual meeting of stockholders, subject to the Reporting Person continuing to provide service through each such date. /s/ Keith Regnante, Attorney-in-Fact 2023-06-08