0001950047-23-000774.txt : 20230518 0001950047-23-000774.hdr.sgml : 20230518 20230518164538 ACCESSION NUMBER: 0001950047-23-000774 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20230518 DATE AS OF CHANGE: 20230518 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: PEGASYSTEMS INC CENTRAL INDEX KEY: 0001013857 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374] IRS NUMBER: 042787865 STATE OF INCORPORATION: MA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-11859 FILM NUMBER: 23936764 BUSINESS ADDRESS: STREET 1: ONE MAIN STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142-1531 BUSINESS PHONE: 6173749600 MAIL ADDRESS: STREET 1: ONE MAIN STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142-1531 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: KOUNINIS EFSTATHIOS A CENTRAL INDEX KEY: 0001353196 FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: 26 GRANDVIEW DRIVE CITY: DOVER STATE: NH ZIP: 03820 144 1 primary_doc.xml 144 0001353196 XXXXXXXX LIVE 0001013857 PEGASYSTEMS INC. 001-11859 One Main Street Cambridge MA 02142 (617) 374-9600 EFSTATHIOS A KOUNINIS Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 38th Floor New York NY 10004

250 11250.00 82961204 05/18/2023 NASDAQ Common 03/02/2022 Restricted Stock Vesting on under Issuer Reg Plan issuer N 63 03/02/2022 Cash Common 03/03/2022 Restricted Stock Vesting on under Issuer Reg Plan Issuer N 53 03/03/2022 Cash Common 03/05/2022 Restricted Stock Vesting on under Issuer Reg Plan Issuer N 90 03/05/2022 Cash Common 03/06/2022 Restricted Stock Vesting on under Issuer Reg Plan Issuer N 44 03/06/2022 Cash N Efstathios Kouninis

One Main Street Cambridge MA 02142

Common 03/09/2023 500 23878.00 05/18/2023 /s/ Efstathios Kouninis