0001950047-23-003975.txt : 20230913 0001950047-23-003975.hdr.sgml : 20230913 20230913160716 ACCESSION NUMBER: 0001950047-23-003975 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20230913 DATE AS OF CHANGE: 20230913 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: 231252764 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

248 11048.40 83247963 09/13/2023 NASDAQ Common 09/01/2023 Restricted stock vesting under a registered plan Issuer N 77 09/01/2023 Not Applicable Common 09/02/2023 Restricted stock vesting under a registered plan Issuer N 39 09/02/2023 Not Applicable Common 09/03/2023 Restricted stock vesting under a registered plan Issuer N 58 09/03/2023 Not Applicable Common 09/06/2023 Restricted stock vesting under a registered plan Issuer N 74 09/06/2023 Not Applicable N Efstathios Kouninis

One Main Street Cambridge MA 02142

Common 07/31/2023 107 5571.00 09/13/2023 /s/ Efstathios Kouninis