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OSI SYSTEMS INC — SC 13G/A Filings

96 SC 13G/A filings on record

This page lists all SC 13G/A filings submitted to the SEC by OSI SYSTEMS INC (OSIS), sorted by most recent first. Each row links to the full filing on EdgarLookup. OSI SYSTEMS INC has filed 96 SC 13G/A documents with the SEC since 2014. To view all SEC filings by OSI SYSTEMS INC, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-Q 144 3 3/A 4 4/A 424A 424B1 424B3 5 5/A 8-A12G 8-A12G/A 8-K 8-K/A 8-K12G3 ARS CORRESP CT ORDER DEF 14A DEFA14A DEFR14A EFFECT NT 10-K NT 10-Q POS AM PRE 14A S-1 S-1/A S-3 S-3/A S-8 S-8 POS SC 13G SC 13G/A SC 14N SC TO-C SCHEDULE 13G SCHEDULE 13G/A SD UPLOAD
Form Description Accession Number Filed Period
SC 13G/A 0001086364-13-003396 Feb 8, 2013
SC 13G/A OSI SYSTEMS, INC. 0001193125-13-043560 Feb 7, 2013
SC 13G/A 0001086364-12-001114 Feb 10, 2012
SC 13G/A 0000932471-12-002457 Feb 9, 2012
SC 13G/A SEC FILING 0000902219-11-000781 Feb 14, 2011
SC 13G/A AMENDMENT NO. 8 TO SCHEDULE 13G 0001193125-11-032821 Feb 11, 2011
SC 13G/A AMENDMENT NO. 7 TO SCHEDULE 13G 0001193125-10-030292 Feb 12, 2010
SC 13G/A SEC FILING 0000902219-10-000776 Feb 12, 2010
SC 13G/A 0001086364-10-008833 Feb 10, 2010
SC 13G/A SCHEDULE 13G 0000354204-10-001289 Feb 8, 2010
SC 13G/A SEC FILING 0000902219-09-000875 Feb 17, 2009
SC 13G/A SCHEDULE 13G 0000354204-09-001268 Feb 9, 2009
SC 13G/A AMENDMENT NO. 6 TO SCHEDULE 13-G 0001193125-09-017657 Feb 3, 2009
SC 13G/A SEC FILING 0000902219-08-000932 Feb 14, 2008
SC 13G/A SCHEDULE 13G AMENDMENT NO. 5 0001193125-08-031067 Feb 14, 2008
SC 13G/A SCHEDULE 13G 0000354204-08-001138 Feb 6, 2008
SC 13G/A 0000906304-08-000325 Feb 5, 2008
SC 13G/A SEC FILING 0000902219-07-001226 Oct 10, 2007
SC 13G/A SEC FILING 0000902219-07-000931 Feb 14, 2007
SC 13G/A SCHEDULE 13G AMENDMENT NO. 4 0001193125-07-029810 Feb 14, 2007
SC 13G/A AMENDMENT NO.2 TO SC 13G 0000909012-07-000299 Feb 12, 2007
SC 13G/A SCHEDULE 13G 0000898430-07-002557 Feb 9, 2007
SC 13G/A SCHEDULE 13G 0000898430-07-001184 Feb 2, 2007
SC 13G/A 0000906304-07-000188 Jan 24, 2007
SC 13G/A SEC FILING 0000902219-06-001004 Feb 14, 2006
SC 13G/A OSI SYSTEMS #1 0000909012-06-000219 Feb 14, 2006
SC 13G/A SCHEDULE 13G AMENDMENT NO. 3 0001193125-06-022230 Feb 7, 2006
SC 13G/A SCHEDULE 13G 0000898430-06-000853 Feb 6, 2006
SC 13G/A 0000906304-06-000172 Jan 31, 2006
SC 13G/A DOC ONE 0000902219-05-000989 Feb 14, 2005
SC 13G/A SCHEDULE 13G/A 0001193125-05-026978 Feb 11, 2005
SC 13G/A DOC ONE 0000902219-04-001162 Aug 10, 2004
SC 13G/A OSI SYSTEMS INC 0001056568-04-000041 Feb 13, 2004
SC 13G/A OSI SYSTEMS INC 13G 0001056568-03-000098 Oct 10, 2003
SC 13G/A SCHEDULE 13G AMENDMENT NO. 1 0001193125-03-027781 Aug 1, 2003
SC 13G/A OSI SYSTEMS INC 0001056568-03-000088 Jul 10, 2003
SC 13G/A CAVALLO\OSI SYSTEMS\FEB 13G-A 0000950138-03-000091 Feb 12, 2003
SC 13G/A SCHEDULE 13G/A 0000898430-03-000460 Feb 6, 2003
SC 13G/A 0001050456-02-000022 Feb 14, 2002
SC 13G/A 2001 SCHEDULE 13G/A - OSI SYSTEMS INC 0001047469-02-002121 Feb 12, 2002
SC 13G/A SCHEDULE 13G/A 0000912057-02-000305 Jan 7, 2002
SC 13G/A SCHEDULE 13G/A 0000912057-02-000304 Jan 7, 2002
SC 13G/A OSI EXIT FILING 0000861177-01-500071 Feb 14, 2001
SC 13G/A 0001050456-01-500055 Feb 13, 2001
SC 13G/A 0000902219-00-000594 Nov 30, 2000
SC 13G/A SCHEDULE 13G/A 0000944209-98-000376 Feb 19, 1998