0000903423-18-000400.txt : 20180717 0000903423-18-000400.hdr.sgml : 20180717 20180717170146 ACCESSION NUMBER: 0000903423-18-000400 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180717 FILED AS OF DATE: 20180717 DATE AS OF CHANGE: 20180717 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: GLAXOSMITHKLINE PLC CENTRAL INDEX KEY: 0001131399 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] STATE OF INCORPORATION: X0 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38266 FILM NUMBER: 18957001 BUSINESS ADDRESS: STREET 1: 980 GREAT WEST ROAD CITY: BRENTFORD MIDDLESEX STATE: X0 ZIP: TW8 9GS BUSINESS PHONE: 011442080475000 MAIL ADDRESS: STREET 1: 980 GREAT WEST ROAD CITY: BRENTFORD MIDDLESEX STATE: X0 ZIP: TW8 9GS 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 glaxo-spero.xml OWNERSHIP DOCUMENT X0306 4 2018-07-17 0 0001701108 Spero Therapeutics, Inc. SPRO 0001131399 GLAXOSMITHKLINE PLC 980 GREAT WEST ROAD BRENTFORD, MIDDLESEX, X0 TW8 9GS UNITED KINGDOM 0 0 1 0 Common Stock 2018-07-17 4 P 0 80000 12.50 A 1934006 I By S.R. One, Limited S.R. One, Limited acquired 80,000 common shares of the Issuer in connection with the Issuer's offering. Shares are held of record by S.R. One, Limited, an indirect, wholly-owned subsidiary of GlaxoSmithKline plc (Reporting Person). /s/ Victoria A. Whyte 2018-07-17