0001950047-24-004152.txt : 20240528 0001950047-24-004152.hdr.sgml : 20240528 20240528160845 ACCESSION NUMBER: 0001950047-24-004152 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20240528 DATE AS OF CHANGE: 20240528 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: POWER INTEGRATIONS INC CENTRAL INDEX KEY: 0000833640 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] ORGANIZATION NAME: 04 Manufacturing 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: 24991840 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: Matthews David MH CENTRAL INDEX KEY: 0001583135 ORGANIZATION NAME: 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 0001583135 XXXXXXXX LIVE 0000833640 POWER INTEGRATIONS, INC. 000-23441 5245 Hellyer Avenue San Jose CA 95138 (408) 414-9200 D. MICHAEL MATTHEWS Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 8th Floor New York NY 10004

9500 733087.45 56763897 05/28/2024 NASDAQ Common 05/28/2024 Exercise of options under a registered plan Issuer N 9500 05/28/2024 Cash N D. MICHAEL MATTHEWS

5245 Hellyer Avenue San Jose CA 95138

Common 05/20/2024 5000 384404.00 David MH Matthews

5245 Hellyer Avenue San Jose CA 95138

Common 04/02/2024 1153 97604.50 05/28/2024 /s/ David Michael Hugh Matthews