0000950170-24-075613.txt : 20240620 0000950170-24-075613.hdr.sgml : 20240620 20240620162407 ACCESSION NUMBER: 0000950170-24-075613 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20240620 DATE AS OF CHANGE: 20240620 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: Mereo BioPharma Group plc CENTRAL INDEX KEY: 0001719714 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 000000000 STATE OF INCORPORATION: X0 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-38452 FILM NUMBER: 241056593 BUSINESS ADDRESS: STREET 1: ONE CAVENDISH PLACE STREET 2: FOURTH FLOOR CITY: LONDON STATE: X0 ZIP: W1G0QF BUSINESS PHONE: 4403330237300 MAIL ADDRESS: STREET 1: ONE CAVENDISH PLACE STREET 2: FOURTH FLOOR CITY: LONDON STATE: X0 ZIP: W1G0QF FORMER COMPANY: FORMER CONFORMED NAME: Mereo Biopharma Group plc DATE OF NAME CHANGE: 20171016 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Lewicki John A. CENTRAL INDEX KEY: 0001553352 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: C/O ONCOMED PHARMACEUTICALS, INC. STREET 2: 800 CHESAPEAKE DRIVE CITY: REDWOOD CITY STATE: MA ZIP: 94063 144 1 primary_doc.xml 144 0001553352 XXXXXXXX LIVE 0001719714 Mereo BioPharma Group plc 001-38452 4th Floor, One Cavendish Place London X0 W1G 0QF 44-333 023 7300 Lewicki John A. Officer American Depositary Shares Representing Ordinary Shares Morgan Stanley International, plc

20 Bank Street Canary Wharf London X0 E14 4AD

26647 106055.06 765150254 06/21/2024 Nasdaq American Depositary Shares Representing Ordinary Shares 06/21/2024 Same Day Cashless Exercise and Sale Issuer N 69000 06/21/2024 Equity Compensation Y The number of shares to be sold is in the form of American Depositary Shares ("ADSs"). The number of shares outstanding is in the form of ordinary shares. Each ADS represents 5 ordinary shares, nominal value GBP 0.003 per ordinary share, of the Issuer. Represents ADSs sold to cover tax obligations from vesting of Performance Based Restricted Share Units. 06/20/2024 /s/ John A. Lewicki