0001127602-23-018472.txt : 20230609 0001127602-23-018472.hdr.sgml : 20230609 20230609190653 ACCESSION NUMBER: 0001127602-23-018472 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230608 FILED AS OF DATE: 20230609 DATE AS OF CHANGE: 20230609 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: McArthur James G CENTRAL INDEX KEY: 0001763307 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41374 FILM NUMBER: 231006769 MAIL ADDRESS: STREET 1: NIGHTSTAR THERAPEUTICS PLC STREET 2: 203 CRESCENT STREET, SUITE 303 CITY: WALTHAM STATE: MA ZIP: 02453 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: PepGen Inc. CENTRAL INDEX KEY: 0001835597 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1 MARINA PARK DRIVE, SUITE 900 CITY: BOSTON STATE: MA ZIP: 02210 BUSINESS PHONE: 703-456-8000 MAIL ADDRESS: STREET 1: 1 MARINA PARK DRIVE, SUITE 900 CITY: BOSTON STATE: MA ZIP: 02210 4 1 form4.xml PRIMARY DOCUMENT X0407 4 2023-06-08 0001835597 PepGen Inc. PEPG 0001763307 McArthur James G 321 HARRISON AVE., 8TH FLOOR C/O PEPGEN INC. BOSTON MA 02118 1 1 President and CEO 1 Common Stock 2023-06-08 4 M 0 2381 2.71 A 2381 D Common Stock 2023-06-08 4 S 0 2381 16.0386 D 0 D Stock Option (Right to Buy) 2.71 2023-06-08 4 M 0 2381 0 D 2031-03-21 Common Stock 2381 325054 D The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 8, 2022. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.00 to $16.10, 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 sold at each separate price within the range set forth in this footnote. This stock option vests over four years following the vesting commencement date (January 21, 2021) with 25% of such shares vesting on the first anniversary of the vesting commencement date, and the remaining shares vesting in 36 equal monthly installments, subject to continued service through each vesting date. /s/ Noel Donnelly, as Attorney-in-Fact 2023-06-09