0000899243-21-000366.txt : 20210105 0000899243-21-000366.hdr.sgml : 20210105 20210105162008 ACCESSION NUMBER: 0000899243-21-000366 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210104 FILED AS OF DATE: 20210105 DATE AS OF CHANGE: 20210105 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Shukla Sath CENTRAL INDEX KEY: 0001782817 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38266 FILM NUMBER: 21505816 MAIL ADDRESS: STREET 1: C/O ZIOPHARM ONCOLOGY, INC. STREET 2: ONE FIRST AVENUE, PARRIS BUILDING #34 CITY: BOSTON STATE: MA ZIP: 02129 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Spero Therapeutics, Inc. CENTRAL INDEX KEY: 0001701108 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 675 MASSACHUSETTS AVENUE STREET 2: 14TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02139 BUSINESS PHONE: 857-242-1600 MAIL ADDRESS: STREET 1: 675 MASSACHUSETTS AVENUE STREET 2: 14TH FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02139 FORMER COMPANY: FORMER CONFORMED NAME: Spero Therapeutics, LLC DATE OF NAME CHANGE: 20170316 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2021-01-04 0 0001701108 Spero Therapeutics, Inc. SPRO 0001782817 Shukla Sath C/O SPERO THERAPEUTICS, INC. 675 MASSACHUSETTS AVENUE, 14TH FLOOR CAMBRIDGE MA 02139 0 1 0 0 Chief Financial Officer Stock Option (right to buy) 17.93 2021-01-04 4 A 0 75000 0.00 A 2031-01-04 Common Stock 75000 75000 D The shares underlying this option vest as to 25% on January 4, 2022, with the remainder vesting in 36 equal monthly installments thereafter, subject to the Reporting Person's continued service through the applicable vesting dates. /s/ Sath Shukla 2021-01-05