0001950047-23-001592.txt : 20230614 0001950047-23-001592.hdr.sgml : 20230614 20230614161524 ACCESSION NUMBER: 0001950047-23-001592 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20230614 DATE AS OF CHANGE: 20230614 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: OSI SYSTEMS INC CENTRAL INDEX KEY: 0001039065 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] IRS NUMBER: 330238801 STATE OF INCORPORATION: DE FISCAL YEAR END: 0630 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 000-23125 FILM NUMBER: 231014284 BUSINESS ADDRESS: STREET 1: 12525 CHADRON AVE CITY: HAWTHORNE STATE: CA ZIP: 90250 BUSINESS PHONE: 3109780516 MAIL ADDRESS: STREET 1: 12525 CHADRON AVENUE CITY: HAWTHORNE STATE: CA ZIP: 90250 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: ALIABADI MANOOCHER M CENTRAL INDEX KEY: 0001047062 FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 2: 12525 CHADRON AVE CITY: HAWTHORNE STATE: CA ZIP: 90250 FORMER COMPANY: FORMER CONFORMED NAME: ALIABADI MANOOCHER DATE OF NAME CHANGE: 19970930 144 1 primary_doc.xml 144 0001047062 XXXXXXXX LIVE 0001039065 OSI SYSTEMS INC 000-23125 12525 Chadron Avenue Hawthorne CA 90250 310-978-0516 MANOOCHER MANSOURI-ALIABADI Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 38th Floor New York NY 10004

2000 251241.40 16727882 06/14/2023 NASDAQ Common 09/18/2019 Restricted stock vesting under a registered plan Issuer N 2000 09/18/2019 Not Applicable Y 06/14/2023 /s/ Manoocher Mansouri-Aliabadi