0001972362-23-000441.txt : 20230630 0001972362-23-000441.hdr.sgml : 20230630 20230630172927 ACCESSION NUMBER: 0001972362-23-000441 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20230630 DATE AS OF CHANGE: 20230630 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: Cyteir Therapeutics, Inc. CENTRAL INDEX KEY: 0001662244 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 455429901 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-40499 FILM NUMBER: 231062885 BUSINESS ADDRESS: STREET 1: 99 HAYDEN AVENUE STREET 2: BUILDING B, SUITE 450 CITY: LEXINGTON STATE: MA ZIP: 02421 BUSINESS PHONE: 857-285-4140 MAIL ADDRESS: STREET 1: 99 HAYDEN AVENUE STREET 2: BUILDING B, SUITE 450 CITY: LEXINGTON STATE: MA ZIP: 02421 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Secrist John Paul CENTRAL INDEX KEY: 0001864103 FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: 128 SPRING STREET STREET 2: BUILDING A, SUITE 510 CITY: LEXINGTON STATE: MA ZIP: 02421 144 1 primary_doc.xml 144 0001864103 XXXXXXXX LIVE 0001662244 Cyteir Therapeutics, Inc. 001-40499 99 HAYDEN AVENUE BUILDING B, SUITE 450 LEXINGTON MA 02421 857-285-4140 Secrist John Paul Officer COMMON ETRADE FINANCIAL CORPORATION

3 EDISON DRIVE ALPHARETTA GA 30005

18182 48312.88 35600000 06/30/2023 NASDAQ COMMON 06/30/2023 STOCK OPTION EXERCISE ISSUER N 18182 06/30/2023 COMPENSATION N JOHN SECRIST

99 HAYDEN AVENUE BUILDING B, SUITE 450 LEXINGTON MA 02421

STOCK OPTION EXERCISE 06/28/2023 13181 23248.86 06/30/2023 /s/ John Paul Secrist