0001950047-23-000687.txt : 20230517 0001950047-23-000687.hdr.sgml : 20230517 20230517162233 ACCESSION NUMBER: 0001950047-23-000687 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20230517 DATE AS OF CHANGE: 20230517 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: POWER INTEGRATIONS INC CENTRAL INDEX KEY: 0000833640 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] IRS NUMBER: 943065014 STATE OF INCORPORATION: CA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 000-23441 FILM NUMBER: 23932048 BUSINESS ADDRESS: STREET 1: 5245 HELLYER AVE CITY: SAN JOSE STATE: CA ZIP: 95138 BUSINESS PHONE: 4084149200 MAIL ADDRESS: STREET 1: 5245 HELLYER AVE CITY: SAN JOSE STATE: CA ZIP: 95138 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Bailey Doug CENTRAL INDEX KEY: 0001389039 FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: 5245 HELLYER AVE CITY: SAN JOSE STATE: CA ZIP: 95138 144 1 primary_doc.xml 144 0001389039 XXXXXXXX LIVE 0000833640 POWER INTEGRATIONS, INC. 000-23441 5245 Hellyer Avenue San Jose CA 95138 (408) 414-9200 DOUGLAS BAILEY Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 38th Floor New York NY 10004

1000 82410.65 57351296 05/17/2023 NASDAQ Common 02/04/2023 Restricted Stock Units Vested under Issuer S-8 Registered Plan Issuer N 1000 02/04/2023 Not Applicable N DOUGLAS BAILEY

5245 Hellyer Avenue San Jose CA 95138

Common 04/04/2023 1476 120795.69 05/17/2023 /s/ Douglas Bailey