0000899243-21-024427.txt : 20210617 0000899243-21-024427.hdr.sgml : 20210617 20210617163325 ACCESSION NUMBER: 0000899243-21-024427 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210616 FILED AS OF DATE: 20210617 DATE AS OF CHANGE: 20210617 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Krieg Arthur M CENTRAL INDEX KEY: 0001335659 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39425 FILM NUMBER: 211025176 MAIL ADDRESS: STREET 1: C/O CHECKMATE PHARMACEUTICALS, INC. STREET 2: 245 MAIN STREET, 2ND FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02142 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Checkmate Pharmaceuticals, Inc. CENTRAL INDEX KEY: 0001651431 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] IRS NUMBER: 364813934 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 245 MAIN STREET, 2ND FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02142 BUSINESS PHONE: 978-503-2124 MAIL ADDRESS: STREET 1: 245 MAIN STREET, 2ND FLOOR CITY: CAMBRIDGE STATE: MA ZIP: 02142 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2021-06-16 0 0001651431 Checkmate Pharmaceuticals, Inc. CMPI 0001335659 Krieg Arthur M C/O CHECKMATE PHARMACEUTICALS, INC. 245 MAIN STREET, 2ND FLOOR CAMBRIDGE MA 02142 0 1 0 0 Chief Scientific Officer Common Stock 2021-06-16 4 P 0 3578 6.18 A 808510 D The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions, at prices ranging from $6.17 to $6.20 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range. Exhibit 24 - Power of Attorney /s/ Katherine Eade, attorney-in-fact 2021-06-17