0001950047-23-005375.txt : 20231124 0001950047-23-005375.hdr.sgml : 20231124 20231124131555 ACCESSION NUMBER: 0001950047-23-005375 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20231124 DATE AS OF CHANGE: 20231124 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: 231436236 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: STILLWELL KENNETH CENTRAL INDEX KEY: 0001680115 FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: ONE ROGERS STREET CITY: CAMBRDIGE STATE: MA ZIP: 02142 144 1 primary_doc.xml 144 0001680115 XXXXXXXX LIVE 0001013857 PEGASYSTEMS INC. 001-11859 One Main Street Cambridge MA 02142 (617) 374-9600 KENNETH STILLWELL Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 38th Floor New York NY 10004

4500 233302.95 83555919 11/24/2023 NASDAQ Common 03/06/2023 Restricted stock vesting under a registered plan Issuer N 153 03/06/2023 Not Applicable Common 06/01/2023 Restricted stock vesting under a registered plan Issuer N 888 06/01/2023 Not Applicable Common 06/02/2023 Restricted stock vesting under a registered plan Issuer N 435 06/02/2023 Not Applicable Common 06/03/2023 Restricted stock vesting under a registered plan Issuer N 526 06/03/2023 Not Applicable Common 06/06/2023 Restricted stock vesting under a registered plan Issuer N 324 06/06/2023 Not Applicable Common 09/01/2023 Restricted stock vesting under a registered plan Issuer N 888 09/01/2023 Not Applicable Common 09/02/2023 Restricted stock vesting under a registered plan Issuer N 435 09/02/2023 Not Applicable Common 09/03/2023 Restricted stock vesting under a registered plan Issuer N 527 09/03/2023 Not Applicable Common 09/06/2023 Restricted stock vesting under a registered plan Issuer N 324 09/06/2023 Not Applicable Y 11/24/2023 /s/ Kenneth Stillwell