OSI SYSTEMS INC SEC EDGAR Filings (CIK 0001039065)

SEC EDGAR filings, ownership reports, and insider transactions for OSI SYSTEMS INC.

Symbol
OSIS on Nasdaq
Industry
Semiconductors & Related Devices (Office Of Manufacturing)
Business address
12525 Chadron Ave, Hawthorne, CA, 90250
State of incorporation
DE
Fiscal year end
30 June
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OSI SYSTEMS INC has filed 1,906 SEC EDGAR filings since 13 Jun 1997

Latest Filings

Recent SEC filings for OSI SYSTEMS INC including SCHEDULE 13G/A, 4, 144 and more.

Form type Document Filing Description Filing date Reporting date File number(s)
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 11 Feb 2026 005-53245
4 Open 4 document View SEC filing for 4 04 Feb 2026 02 Feb 2026
144 Open 144 document View SEC filing for 144 02 Feb 2026 000-23125
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 29 Jan 2026 31 Dec 2025 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 29 Jan 2026 29 Jan 2026 000-23125
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 08 Jan 2026 005-53245
4 Open 4 document View SEC filing for 4 02 Jan 2026 31 Dec 2025
4 Open 4 document View SEC filing for 4 02 Jan 2026 31 Dec 2025
4 Open 4 document View SEC filing for 4 02 Jan 2026 31 Dec 2025
4 Open 4 document View SEC filing for 4 02 Jan 2026 31 Dec 2025
4 Open 4 document View SEC filing for 4 02 Jan 2026 31 Dec 2025
4 Open 4 document View SEC filing for 4 02 Jan 2026 31 Dec 2025
4 Open 4 document View SEC filing for 4 02 Jan 2026 31 Dec 2025
4 Open 4 document View SEC filing for 4 02 Jan 2026 31 Dec 2025
4 Open 4 document View SEC filing for 4 29 Dec 2025 23 Dec 2025
4 Open 4 document View SEC filing for 4 16 Dec 2025 13 Dec 2025
4 Open 4 document View SEC filing for 4 16 Dec 2025 12 Dec 2025
4 Open 4 document View SEC filing for 4 12 Dec 2025 11 Dec 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 11 Dec 2025 11 Dec 2025 000-23125
4 Open 4 document View SEC filing for 4 04 Dec 2025 02 Dec 2025
4 Open 4 document View SEC filing for 4 25 Nov 2025 22 Nov 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 20 Nov 2025 20 Nov 2025 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 18 Nov 2025 17 Nov 2025 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 17 Nov 2025 17 Nov 2025 000-23125
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Nov 2025 005-53245
4 Open 4 document View SEC filing for 4 12 Nov 2025 10 Nov 2025
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 12 Nov 2025 005-53245
144 Open 144 document View SEC filing for 144 10 Nov 2025 000-23125
4 Open 4 document View SEC filing for 4 07 Nov 2025 07 Nov 2025
4 Open 4 document View SEC filing for 4 07 Nov 2025 07 Nov 2025
144 Open 144 document View SEC filing for 144 07 Nov 2025 000-23125
144 Open 144 document View SEC filing for 144 07 Nov 2025 000-23125
4 Open 4 document View SEC filing for 4 06 Nov 2025 04 Nov 2025
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 30 Oct 2025 30 Sep 2025 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 30 Oct 2025 30 Oct 2025 000-23125
ARS Open ARS document View SEC filing for ARS ARS 22 Oct 2025 30 Jun 2025 000-23125
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 22 Oct 2025 000-23125
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEF 14A 22 Oct 2025 11 Dec 2025 000-23125
4 Open 4 document View SEC filing for 4 14 Oct 2025 10 Oct 2025
4 Open 4 document View SEC filing for 4 02 Oct 2025 01 Oct 2025
144 Open 144 document View SEC filing for 144 01 Oct 2025 000-23125
4 Open 4 document View SEC filing for 4 22 Sep 2025 19 Sep 2025
4 Open 4 document View SEC filing for 4 15 Sep 2025 12 Sep 2025
144 Open 144 document View SEC filing for 144 12 Sep 2025 000-23125
4 Open 4 document View SEC filing for 4 05 Sep 2025 04 Sep 2025
144 Open 144 document View SEC filing for 144 04 Sep 2025 000-23125
4 Open 4 document View SEC filing for 4 28 Aug 2025 26 Aug 2025
4 Open 4 document View SEC filing for 4 28 Aug 2025 26 Aug 2025
4 Open 4 document View SEC filing for 4 28 Aug 2025 26 Aug 2025
4 Open 4 document View SEC filing for 4 28 Aug 2025 26 Aug 2025
4 Open 4 document View SEC filing for 4 28 Aug 2025 26 Aug 2025
4 Open 4 document View SEC filing for 4 28 Aug 2025 26 Aug 2025
4 Open 4 document View SEC filing for 4 28 Aug 2025 26 Aug 2025
4 Open 4 document View SEC filing for 4 25 Aug 2025 22 Aug 2025
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 25 Aug 2025 30 Jun 2025 000-23125
4 Open 4 document View SEC filing for 4 22 Aug 2025 20 Aug 2025
4 Open 4 document View SEC filing for 4 22 Aug 2025 20 Aug 2025
4 Open 4 document View SEC filing for 4 22 Aug 2025 20 Aug 2025
4 Open 4 document View SEC filing for 4 22 Aug 2025 20 Aug 2025
4 Open 4 document View SEC filing for 4 22 Aug 2025 20 Aug 2025
4 Open 4 document View SEC filing for 4 22 Aug 2025 20 Aug 2025
4 Open 4 document View SEC filing for 4 22 Aug 2025 20 Aug 2025
4 Open 4 document View SEC filing for 4 22 Aug 2025 20 Aug 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 21 Aug 2025 21 Aug 2025 000-23125
4 Open 4 document View SEC filing for 4 15 Aug 2025 14 Aug 2025
4 Open 4 document View SEC filing for 4 15 Aug 2025 14 Aug 2025
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Aug 2025 005-53245
4 Open 4 document View SEC filing for 4 05 Aug 2025 01 Aug 2025
4 Open 4 document View SEC filing for 4 05 Aug 2025 01 Aug 2025
4 Open 4 document View SEC filing for 4 05 Aug 2025 01 Aug 2025
4 Open 4 document View SEC filing for 4 05 Aug 2025 01 Aug 2025
4 Open 4 document View SEC filing for 4 05 Aug 2025 01 Aug 2025
4 Open 4 document View SEC filing for 4 05 Aug 2025 01 Aug 2025
4 Open 4 document View SEC filing for 4 05 Aug 2025 01 Aug 2025
4 Open 4 document View SEC filing for 4 31 Jul 2025 28 Jul 2025
4 Open 4 document View SEC filing for 4 31 Jul 2025 28 Jul 2025
3 Open 3 document View SEC filing for 3 23 Jul 2025 15 Jul 2025
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 18 Jul 2025 005-53245
4 Open 4 document View SEC filing for 4 18 Jul 2025 09 Jul 2025
4 Open 4 document View SEC filing for 4 08 Jul 2025 06 Jul 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 02 Jul 2025 01 Jul 2025 000-23125
4 Open 4 document View SEC filing for 4 01 Jul 2025 30 Jun 2025
4 Open 4 document View SEC filing for 4 01 Jul 2025 30 Jun 2025
4 Open 4 document View SEC filing for 4 01 Jul 2025 30 Jun 2025
4 Open 4 document View SEC filing for 4 01 Jul 2025 30 Jun 2025
4 Open 4 document View SEC filing for 4 01 Jul 2025 30 Jun 2025
4 Open 4 document View SEC filing for 4 01 Jul 2025 30 Jun 2025
4 Open 4 document View SEC filing for 4 13 Jun 2025 12 Jun 2025
144 Open 144 document View SEC filing for 144 12 Jun 2025 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 28 May 2025 27 May 2025 000-23125
4 Open 4 document View SEC filing for 4 22 May 2025 21 May 2025
144 Open 144 document View SEC filing for 144 21 May 2025 000-23125
4 Open 4 document View SEC filing for 4 19 May 2025 16 May 2025
SD Open SD document View SEC filing for SD FORM SD 16 May 2025 000-23125
4 Open 4 document View SEC filing for 4 15 May 2025 13 May 2025
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 May 2025 005-53245
144 Open 144 document View SEC filing for 144 13 May 2025 000-23125
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 12 May 2025 005-53245
4 Open 4 document View SEC filing for 4 09 May 2025 08 May 2025
144 Open 144 document View SEC filing for 144 08 May 2025 000-23125
4 Open 4 document View SEC filing for 4 07 May 2025 06 May 2025
4 Open 4 document View SEC filing for 4 07 May 2025 05 May 2025
144 Open 144 document View SEC filing for 144 06 May 2025 000-23125
144 Open 144 document View SEC filing for 144 06 May 2025 000-23125
144 Open 144 document View SEC filing for 144 05 May 2025 000-23125
4 Open 4 document View SEC filing for 4 02 May 2025 23 Apr 2025
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 02 May 2025 31 Mar 2025 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 01 May 2025 01 May 2025 000-23125
3 Open 3 document View SEC filing for 3 26 Feb 2025 01 Feb 2025
4 Open 4 document View SEC filing for 4 20 Feb 2025 19 Feb 2025
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Feb 2025 005-53245
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 12 Feb 2025 005-53245
4 Open 4 document View SEC filing for 4 11 Feb 2025 10 Feb 2025
4 Open 4 document View SEC filing for 4 05 Feb 2025 03 Feb 2025
144 Open 144 document View SEC filing for 144 04 Feb 2025 000-23125
144 Open 144 document View SEC filing for 144 03 Feb 2025 000-23125
4 Open 4 document View SEC filing for 4 31 Jan 2025 30 Jan 2025
144 Open 144 document View SEC filing for 144 30 Jan 2025 000-23125
4 Open 4 document View SEC filing for 4 27 Jan 2025 27 Jan 2025
144 Open 144 document View SEC filing for 144 27 Jan 2025 000-23125
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 24 Jan 2025 31 Dec 2024 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 23 Jan 2025 23 Jan 2025 000-23125
4 Open 4 document View SEC filing for 4 02 Jan 2025 31 Dec 2024
4 Open 4 document View SEC filing for 4 02 Jan 2025 31 Dec 2024
4 Open 4 document View SEC filing for 4 02 Jan 2025 31 Dec 2024
4 Open 4 document View SEC filing for 4 02 Jan 2025 31 Dec 2024
4 Open 4 document View SEC filing for 4 02 Jan 2025 31 Dec 2024
4 Open 4 document View SEC filing for 4 02 Jan 2025 31 Dec 2024
4 Open 4 document View SEC filing for 4 02 Jan 2025 31 Dec 2024
4 Open 4 document View SEC filing for 4 13 Dec 2024 12 Dec 2024
4 Open 4 document View SEC filing for 4 13 Dec 2024 12 Dec 2024
4 Open 4 document View SEC filing for 4 13 Dec 2024 13 Dec 2024
4 Open 4 document View SEC filing for 4 13 Dec 2024 13 Dec 2024
144 Open 144 document View SEC filing for 144 13 Dec 2024 000-23125
144 Open 144 document View SEC filing for 144 13 Dec 2024 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 13 Dec 2024 12 Dec 2024 000-23125
144 Open 144 document View SEC filing for 144 12 Dec 2024 000-23125
4 Open 4 document View SEC filing for 4 12 Dec 2024 10 Dec 2024
144 Open 144 document View SEC filing for 144 12 Dec 2024 000-23125
4 Open 4 document View SEC filing for 4 12 Dec 2024 10 Dec 2024
4 Open 4 document View SEC filing for 4 12 Dec 2024 10 Dec 2024
144 Open 144 document View SEC filing for 144 10 Dec 2024 000-23125
144 Open 144 document View SEC filing for 144 10 Dec 2024 000-23125
4 Open 4 document View SEC filing for 4 06 Dec 2024 04 Dec 2024
4 Open 4 document View SEC filing for 4 06 Dec 2024 04 Dec 2024
4 Open 4 document View SEC filing for 4 06 Dec 2024 04 Dec 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 05 Dec 2024 04 Dec 2024 000-23125
144 Open 144 document View SEC filing for 144 04 Dec 2024 000-23125
4 Open 4 document View SEC filing for 4 25 Nov 2024 22 Nov 2024
4 Open 4 document View SEC filing for 4 15 Nov 2024 15 Nov 2024
4 Open 4 document View SEC filing for 4 15 Nov 2024 13 Nov 2024
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A JANUS AMENDMENT 14 Nov 2024 005-53245
4 Open 4 document View SEC filing for 4 13 Nov 2024 11 Nov 2024
144 Open 144 document View SEC filing for 144 12 Nov 2024 000-23125
144 Open 144 document View SEC filing for 144 12 Nov 2024 000-23125
4 Open 4 document View SEC filing for 4 12 Nov 2024 07 Nov 2024
144 Open 144 document View SEC filing for 144 07 Nov 2024 000-23125
4 Open 4 document View SEC filing for 4 01 Nov 2024 30 Oct 2024
4 Open 4 document View SEC filing for 4 29 Oct 2024 28 Jul 2024
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 25 Oct 2024 30 Sep 2024 000-23125
ARS Open ARS document View SEC filing for ARS ARS 25 Oct 2024 30 Jun 2024 000-23125
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 25 Oct 2024 000-23125
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A FORM DEF 14A 25 Oct 2024 12 Dec 2024 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 24 Oct 2024 24 Oct 2024 000-23125
4 Open 4 document View SEC filing for 4 08 Oct 2024 21 May 2024
4 Open 4 document View SEC filing for 4 17 Sep 2024 16 Sep 2024
144 Open 144 document View SEC filing for 144 16 Sep 2024 000-23125
4 Open 4 document View SEC filing for 4 13 Sep 2024 13 Sep 2024
4 Open 4 document View SEC filing for 4 13 Sep 2024 11 Sep 2024
144 Open 144 document View SEC filing for 144 13 Sep 2024 000-23125
144 Open 144 document View SEC filing for 144 11 Sep 2024 000-23125
4 Open 4 document View SEC filing for 4 30 Aug 2024 30 Aug 2024
4 Open 4 document View SEC filing for 4 30 Aug 2024 30 Aug 2024
4 Open 4 document View SEC filing for 4 30 Aug 2024 30 Aug 2024
4 Open 4 document View SEC filing for 4 30 Aug 2024 30 Aug 2024
4 Open 4 document View SEC filing for 4 30 Aug 2024 30 Aug 2024
4 Open 4 document View SEC filing for 4 30 Aug 2024 30 Aug 2024
4 Open 4 document View SEC filing for 4 30 Aug 2024 30 Aug 2024
4 Open 4 document View SEC filing for 4 30 Aug 2024 30 Aug 2024
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 29 Aug 2024 30 Jun 2024 000-23125
4 Open 4 document View SEC filing for 4 26 Aug 2024 22 Aug 2024
3/A Open 3/A document View SEC filing for 3/A 26 Aug 2024 21 Aug 2024
3 Open 3 document View SEC filing for 3 23 Aug 2024 21 Aug 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 23 Aug 2024 21 Aug 2024 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 22 Aug 2024 22 Aug 2024 000-23125
4 Open 4 document View SEC filing for 4 16 Aug 2024 14 Aug 2024
4 Open 4 document View SEC filing for 4 16 Aug 2024 14 Aug 2024
4 Open 4 document View SEC filing for 4 16 Aug 2024 14 Aug 2024
4 Open 4 document View SEC filing for 4 16 Aug 2024 14 Aug 2024
4 Open 4 document View SEC filing for 4 16 Aug 2024 14 Aug 2024
4 Open 4 document View SEC filing for 4 16 Aug 2024 14 Aug 2024
4 Open 4 document View SEC filing for 4 16 Aug 2024 14 Aug 2024
4 Open 4 document View SEC filing for 4 16 Aug 2024 14 Aug 2024
4 Open 4 document View SEC filing for 4 16 Aug 2024 14 Aug 2024
4 Open 4 document View SEC filing for 4 16 Aug 2024 14 Aug 2024
4 Open 4 document View SEC filing for 4 16 Aug 2024 14 Aug 2024
4 Open 4 document View SEC filing for 4 16 Aug 2024 14 Aug 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 19 Jul 2024 19 Jul 2024 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 17 Jul 2024 16 Jul 2024 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 16 Jul 2024 16 Jul 2024 000-23125
4 Open 4 document View SEC filing for 4 09 Jul 2024 06 Jul 2024
4 Open 4 document View SEC filing for 4 01 Jul 2024 28 Jun 2024
4 Open 4 document View SEC filing for 4 01 Jul 2024 28 Jun 2024
4 Open 4 document View SEC filing for 4 01 Jul 2024 28 Jun 2024
4 Open 4 document View SEC filing for 4 01 Jul 2024 28 Jun 2024
4 Open 4 document View SEC filing for 4 01 Jul 2024 28 Jun 2024
4 Open 4 document View SEC filing for 4 25 Jun 2024 24 Jun 2024
4 Open 4 document View SEC filing for 4 14 Jun 2024 12 Jun 2024
144 Open 144 document View SEC filing for 144 12 Jun 2024 000-23125
4 Open 4 document View SEC filing for 4 05 Jun 2024 03 Jun 2024
144 Open 144 document View SEC filing for 144 05 Jun 2024 000-23125
144 Open 144 document View SEC filing for 144 03 Jun 2024 000-23125
4 Open 4 document View SEC filing for 4 29 May 2024 28 May 2024
144 Open 144 document View SEC filing for 144 28 May 2024 000-23125
4 Open 4 document View SEC filing for 4 22 May 2024 21 May 2024
144 Open 144 document View SEC filing for 144 21 May 2024 000-23125
4 Open 4 document View SEC filing for 4 20 May 2024 17 May 2024
4 Open 4 document View SEC filing for 4 17 May 2024 15 May 2024
144 Open 144 document View SEC filing for 144 15 May 2024 000-23125
4 Open 4 document View SEC filing for 4 09 May 2024 08 May 2024
4 Open 4 document View SEC filing for 4 09 May 2024 08 May 2024
4 Open 4 document View SEC filing for 4 09 May 2024 08 May 2024
144 Open 144 document View SEC filing for 144 08 May 2024 000-23125
144 Open 144 document View SEC filing for 144 08 May 2024 000-23125
144 Open 144 document View SEC filing for 144 08 May 2024 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 03 May 2024 03 May 2024 000-23125
144 Open 144 document View SEC filing for 144 03 May 2024 000-23125
SD Open SD document View SEC filing for SD FORM SD 02 May 2024 000-23125
4 Open 4 document View SEC filing for 4 01 May 2024 29 Apr 2024
4 Open 4 document View SEC filing for 4 01 May 2024 30 Apr 2024
144 Open 144 document View SEC filing for 144 30 Apr 2024 000-23125
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 30 Apr 2024 31 Mar 2024 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 25 Apr 2024 25 Apr 2024 000-23125
4 Open 4 document View SEC filing for 4 13 Mar 2024 11 Mar 2024
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 13 Feb 2024 005-53245
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A JHG PLC OWNS >5% 13 Feb 2024 005-53245
4 Open 4 document View SEC filing for 4 01 Feb 2024 31 Jan 2024
4 Open 4 document View SEC filing for 4 30 Jan 2024 29 Jan 2024
144 Open 144 document View SEC filing for 144 29 Jan 2024 000-23125
S-8 Open S-8 document View SEC filing for S-8 FORM S-8 26 Jan 2024 333-276715
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 26 Jan 2024 31 Dec 2023 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 25 Jan 2024 25 Jan 2024 000-23125
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 22 Jan 2024 005-53245
4 Open 4 document View SEC filing for 4 02 Jan 2024 29 Dec 2023
4 Open 4 document View SEC filing for 4 02 Jan 2024 29 Dec 2023
4 Open 4 document View SEC filing for 4 02 Jan 2024 29 Dec 2023
4 Open 4 document View SEC filing for 4 02 Jan 2024 29 Dec 2023
4 Open 4 document View SEC filing for 4 02 Jan 2024 29 Dec 2023
4 Open 4 document View SEC filing for 4 02 Jan 2024 29 Dec 2023
4 Open 4 document View SEC filing for 4 22 Dec 2023 22 Dec 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 12 Dec 2023 12 Dec 2023 000-23125
4 Open 4 document View SEC filing for 4 03 Nov 2023 01 Nov 2023
144 Open 144 document View SEC filing for 144 01 Nov 2023 000-23125
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 27 Oct 2023 30 Sep 2023 000-23125
ARS Open ARS document View SEC filing for ARS ARS 27 Oct 2023 30 Jun 2023 000-23125
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 27 Oct 2023 000-23125
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEF 14A 27 Oct 2023 12 Dec 2023 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 26 Oct 2023 26 Oct 2023 000-23125
4 Open 4 document View SEC filing for 4 18 Sep 2023 15 Sep 2023
144 Open 144 document View SEC filing for 144 15 Sep 2023 000-23125
4 Open 4 document View SEC filing for 4 14 Sep 2023 13 Sep 2023
4 Open 4 document View SEC filing for 4 14 Sep 2023 12 Sep 2023
144 Open 144 document View SEC filing for 144 13 Sep 2023 000-23125
144 Open 144 document View SEC filing for 144 12 Sep 2023 000-23125
4 Open 4 document View SEC filing for 4 07 Sep 2023 05 Sep 2023
4 Open 4 document View SEC filing for 4 07 Sep 2023 05 Sep 2023
4 Open 4 document View SEC filing for 4 07 Sep 2023 05 Sep 2023
4 Open 4 document View SEC filing for 4 07 Sep 2023 05 Sep 2023
4 Open 4 document View SEC filing for 4 07 Sep 2023 05 Sep 2023
4 Open 4 document View SEC filing for 4 07 Sep 2023 05 Sep 2023
4 Open 4 document View SEC filing for 4 07 Sep 2023 05 Sep 2023
4 Open 4 document View SEC filing for 4 07 Sep 2023 05 Sep 2023
4 Open 4 document View SEC filing for 4 01 Sep 2023 30 Aug 2023
144 Open 144 document View SEC filing for 144 30 Aug 2023 000-23125
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 29 Aug 2023 30 Jun 2023 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 24 Aug 2023 24 Aug 2023 000-23125
4 Open 4 document View SEC filing for 4 01 Aug 2023 28 Jul 2023
4 Open 4 document View SEC filing for 4 01 Aug 2023 28 Jul 2023
4 Open 4 document View SEC filing for 4 01 Aug 2023 28 Jul 2023
4 Open 4 document View SEC filing for 4 01 Aug 2023 28 Jul 2023
4 Open 4 document View SEC filing for 4 01 Aug 2023 28 Jul 2023
4 Open 4 document View SEC filing for 4 01 Aug 2023 28 Jul 2023
4 Open 4 document View SEC filing for 4 01 Aug 2023 28 Jul 2023
4 Open 4 document View SEC filing for 4 01 Aug 2023 28 Jul 2023
4 Open 4 document View SEC filing for 4 01 Aug 2023 28 Jul 2023
4 Open 4 document View SEC filing for 4 01 Aug 2023 28 Jul 2023
4 Open 4 document View SEC filing for 4 01 Aug 2023 28 Jul 2023
4 Open 4 document View SEC filing for 4 01 Aug 2023 28 Jul 2023
4 Open 4 document View SEC filing for 4 01 Aug 2023 28 Jul 2023
4 Open 4 document View SEC filing for 4 11 Jul 2023 06 Jul 2023
4 Open 4 document View SEC filing for 4 05 Jul 2023 30 Jun 2023
4 Open 4 document View SEC filing for 4 05 Jul 2023 30 Jun 2023
4 Open 4 document View SEC filing for 4 05 Jul 2023 30 Jun 2023
4 Open 4 document View SEC filing for 4 05 Jul 2023 30 Jun 2023
4 Open 4 document View SEC filing for 4 05 Jul 2023 30 Jun 2023
4 Open 4 document View SEC filing for 4 05 Jul 2023 30 Jun 2023
4 Open 4 document View SEC filing for 4 28 Jun 2023 26 Jun 2023
4 Open 4 document View SEC filing for 4 21 Jun 2023 08 Jun 2023
4 Open 4 document View SEC filing for 4 16 Jun 2023 14 Jun 2023
4 Open 4 document View SEC filing for 4 16 Jun 2023 14 Jun 2023
4 Open 4 document View SEC filing for 4 15 Jun 2023 14 Jun 2023
144 Open 144 document View SEC filing for 144 14 Jun 2023 000-23125
144 Open 144 document View SEC filing for 144 14 Jun 2023 000-23125
144 Open 144 document View SEC filing for 144 14 Jun 2023 000-23125
4 Open 4 document View SEC filing for 4 09 Jun 2023 07 Jun 2023
144 Open 144 document View SEC filing for 144 09 Jun 2023 000-23125
144 Open 144 document View SEC filing for 144 07 Jun 2023 000-23125
4 Open 4 document View SEC filing for 4 05 Jun 2023 02 Jun 2023
144 Open 144 document View SEC filing for 144 02 Jun 2023 000-23125
4 Open 4 document View SEC filing for 4 02 Jun 2023 31 May 2023
4 Open 4 document View SEC filing for 4 02 Jun 2023 01 Jun 2023
144 Open 144 document View SEC filing for 144 01 Jun 2023 000-23125
144 Open 144 document View SEC filing for 144 31 May 2023 000-23125
144 Open 144 document View SEC filing for 144 24 May 2023 000-23125
4 Open 4 document View SEC filing for 4 22 May 2023 17 May 2023
4 Open 4 document View SEC filing for 4 19 May 2023 17 May 2023
144 Open 144 document View SEC filing for 144 18 May 2023 000-23125
144 Open 144 document View SEC filing for 144 18 May 2023 000-23125
4 Open 4 document View SEC filing for 4 10 May 2023 08 May 2023
144 Open 144 document View SEC filing for 144 08 May 2023 000-23125
4 Open 4 document View SEC filing for 4 05 May 2023 03 May 2023
144 Open 144 document View SEC filing for 144 03 May 2023 000-23125
SD Open SD document View SEC filing for SD FORM SD 02 May 2023 000-23125
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10Q 28 Apr 2023 31 Mar 2023 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 27 Apr 2023 27 Apr 2023 000-23125
4 Open 4 document View SEC filing for 4 04 Apr 2023 13 Dec 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 21 Mar 2023 20 Mar 2023 000-23125
4 Open 4 document View SEC filing for 4 13 Mar 2023 10 Mar 2023
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A JHG PLC OWNS >5% 10 Feb 2023 005-53245
4 Open 4 document View SEC filing for 4 09 Feb 2023 08 Feb 2023
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 09 Feb 2023 005-53245
4 Open 4 document View SEC filing for 4 08 Feb 2023 06 Feb 2023
4 Open 4 document View SEC filing for 4 03 Feb 2023 01 Feb 2023
4 Open 4 document View SEC filing for 4 01 Feb 2023 31 Jan 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 30 Jan 2023 25 Jan 2023 000-23125
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 27 Jan 2023 31 Dec 2022 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 26 Jan 2023 26 Jan 2023 000-23125
SC 13G Open SC 13G document View SEC filing for SC 13G 23 Jan 2023 005-53245
4 Open 4 document View SEC filing for 4 04 Jan 2023 30 Dec 2022
4 Open 4 document View SEC filing for 4 04 Jan 2023 30 Dec 2022
4 Open 4 document View SEC filing for 4 04 Jan 2023 30 Dec 2022
4 Open 4 document View SEC filing for 4 04 Jan 2023 30 Dec 2022
4 Open 4 document View SEC filing for 4 04 Jan 2023 30 Dec 2022
4 Open 4 document View SEC filing for 4 04 Jan 2023 30 Dec 2022
4 Open 4 document View SEC filing for 4 27 Dec 2022 22 Dec 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 14 Dec 2022 13 Dec 2022 000-23125
4 Open 4 document View SEC filing for 4 08 Nov 2022 07 Nov 2022
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4 Open 4 document View SEC filing for 4 FORM 4 - 07 Sep 2018 06 Sep 2018
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4 Open 4 document View SEC filing for 4 FORM 4 - 05 Sep 2018 04 Sep 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 05 Sep 2018 04 Sep 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 05 Sep 2018 04 Sep 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 05 Sep 2018 04 Sep 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 28 Aug 2018 28 Aug 2018
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 28 Aug 2018 30 Jun 2018 000-23125
8-K Open 8-K document View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 23 Aug 2018 23 Aug 2018 000-23125
4 Open 4 document View SEC filing for 4 FORM 4 - 22 Aug 2018 20 Aug 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 22 Aug 2018 15 Aug 2012
4 Open 4 document View SEC filing for 4 FORM 4 - 09 Aug 2018 09 Aug 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 25 Jul 2018 24 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 13 Jul 2018 13 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 10 Jul 2018 06 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 10 Jul 2018 06 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 10 Jul 2018 06 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 10 Jul 2018 06 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 10 Jul 2018 06 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 06 Jul 2018 05 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 06 Jul 2018 05 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 06 Jul 2018 05 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 06 Jul 2018 05 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 06 Jul 2018 05 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 06 Jul 2018 05 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 06 Jul 2018 05 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 06 Jul 2018 05 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 06 Jul 2018 05 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 02 Jul 2018 02 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 02 Jul 2018 02 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 02 Jul 2018 02 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 02 Jul 2018 02 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 02 Jul 2018 02 Jul 2018
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 11 Jun 2018 005-53245
SD Open SD document View SEC filing for SD SD 25 May 2018 000-23125
3 Open 3 document View SEC filing for 3 FORM 3 - 02 May 2018 27 Apr 2018
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 30 Apr 2018 31 Mar 2018 000-23125
8-K Open 8-K document View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 26 Apr 2018 26 Apr 2018 000-23125
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A OSI SYSTEMS, INC. - 12/31/2017 14 Feb 2018 005-53245
SC 13G Open SC 13G document View SEC filing for SC 13G RE-FILING UNDER NEW JANUS HENDERSON GROUP PLC POST MERGER 13 Feb 2018 005-53245
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A JCM CLOSEOUT LETTER BECAUSE JCM MERGED WITH JANUS HENDERSON GROUP PLC 13 Feb 2018 005-53245
S-8 Open S-8 document View SEC filing for S-8 S-8 09 Feb 2018 333-222956
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 09 Feb 2018 005-53245
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 09 Feb 2018 005-53245
4/A Open 4/A document View SEC filing for 4/A FORM 4/A - 08 Feb 2018 06 Feb 2018
4 Open 4 document View SEC filing for 4 FORM 4 - 08 Feb 2018 06 Feb 2018
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 08 Feb 2018 005-53245
4 Open 4 document View SEC filing for 4 FORM 4 - 07 Feb 2018 06 Feb 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 07 Feb 2018 05 Feb 2018
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 06 Feb 2018 31 Dec 2017 000-23125
8-K Open 8-K document View SEC filing for 8-K 8-K 01 Feb 2018 01 Feb 2018 000-23125
8-K Open 8-K document View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 01 Feb 2018 01 Feb 2018 000-23125
8-K Open 8-K document View SEC filing for 8-K 8-K 16 Jan 2018 16 Jan 2018 000-23125
8-K Open 8-K document View SEC filing for 8-K 8-K 05 Jan 2018 31 Dec 2017 000-23125
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Jan 2018 29 Dec 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Jan 2018 29 Dec 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Jan 2018 29 Dec 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Jan 2018 29 Dec 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Jan 2018 29 Dec 2017
8-K Open 8-K document View SEC filing for 8-K 8-K 12 Dec 2017 11 Dec 2017 000-23125
4 Open 4 document View SEC filing for 4 FORM 4 - 31 Oct 2017 30 Oct 2017
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 31 Oct 2017 30 Sep 2017 000-23125
8-K Open 8-K document View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 26 Oct 2017 26 Oct 2017 000-23125
4 Open 4 document View SEC filing for 4 FORM 4 - 25 Oct 2017 23 Oct 2017
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 23 Oct 2017 000-23125
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 23 Oct 2017 11 Dec 2017 000-23125
4 Open 4 document View SEC filing for 4 FORM 4 - 21 Sep 2017 20 Sep 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 21 Sep 2017 20 Sep 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 21 Sep 2017 20 Sep 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 21 Sep 2017 19 Sep 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 21 Sep 2017 20 Sep 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 21 Sep 2017 20 Sep 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 21 Sep 2017 20 Sep 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 15 Sep 2017 13 Sep 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 15 Sep 2017 13 Sep 2017
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 07 Sep 2017 30 Jun 2017 000-23125
NT 10-K Open NT 10-K document View SEC filing for NT 10-K NT 10-K 29 Aug 2017 30 Jun 2017 000-23125
4 Open 4 document View SEC filing for 4 FORM 4 - 24 Aug 2017 22 Aug 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 24 Aug 2017 22 Aug 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 24 Aug 2017 22 Aug 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 24 Aug 2017 22 Aug 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 24 Aug 2017 22 Aug 2017
8-K Open 8-K document View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 24 Aug 2017 24 Aug 2017 000-23125
4 Open 4 document View SEC filing for 4 FORM 4 - 18 Aug 2017 18 Aug 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 16 Aug 2017 14 Aug 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 16 Aug 2017 14 Aug 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 16 Aug 2017 14 Aug 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 16 Aug 2017 14 Aug 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 16 Aug 2017 14 Aug 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 16 Aug 2017 14 Aug 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 16 Aug 2017 14 Aug 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 16 Aug 2017 14 Aug 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 16 Aug 2017 14 Aug 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 09 Aug 2017 15 Dec 2016
3 Open 3 document View SEC filing for 3 FORM 3 - 04 Aug 2017 29 Jul 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 25 Jul 2017 24 Jul 2017
8-K Open 8-K document View SEC filing for 8-K 8-K 11 Jul 2017 05 Jul 2017 000-23125
8-K Open 8-K document View SEC filing for 8-K 8-K 10 Jul 2017 07 Jul 2017 000-23125
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Jul 2017 03 Jul 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Jul 2017 03 Jul 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Jul 2017 03 Jul 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Jul 2017 03 Jul 2017
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Jul 2017 03 Jul 2017
8-K Open 8-K document View SEC filing for 8-K 8-K 01 Jun 2017 31 May 2017 000-23125
SD Open SD document View SEC filing for SD SD 30 May 2017 000-23125
4 Open 4 document View SEC filing for 4 FORM 4 - 17 May 2017 15 May 2017
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A OSI SYSTEMS, INC. - 4/30/2017 09 May 2017 005-53245
3 Open 3 document View SEC filing for 3 FORM 3 - 05 May 2017 01 May 2017
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 27 Apr 2017 31 Mar 2017 000-23125
8-K Open 8-K document View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 26 Apr 2017 26 Apr 2017 000-23125
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A OSI SYSTEMS, INC. - 3/31/2017 10 Apr 2017 005-53245
4 Open 4 document View SEC filing for 4 FORM 4 - 16 Mar 2017 14 Mar 2017
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A OSI SYSTEMS, INC. - 2/28/2017 10 Mar 2017 005-53245
8-K Open 8-K document View SEC filing for 8-K 8-K 27 Feb 2017 22 Feb 2017 000-23125
8-K Open 8-K document View SEC filing for 8-K 8-K 22 Feb 2017 15 Feb 2017 000-23125
8-K Open 8-K document View SEC filing for 8-K 8-K 16 Feb 2017 15 Feb 2017 000-23125
8-K Open 8-K document View SEC filing for 8-K 8-K 14 Feb 2017 14 Feb 2017 000-23125
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A OSIS 13 Feb 2017 005-53245
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 10 Feb 2017 005-53245
SC 13G Open SC 13G document View SEC filing for SC 13G SCHEDULE 13G 09 Feb 2017 005-53245
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 06 Feb 2017
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 01 Feb 2017 31 Dec 2016 000-23125
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 26 Jan 2017 26 Jan 2017 000-23125
CORRESP Open CORRESP document View SEC filing for CORRESP 24 Jan 2017
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 18 Jan 2017
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 17 Jan 2017 005-53245
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A OSI SYSTEMS, INC. - 12/31/2016 10 Jan 2017 005-53245
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Jan 2017 30 Dec 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Jan 2017 30 Dec 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Jan 2017 30 Dec 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Jan 2017 30 Dec 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Jan 2017 30 Dec 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 23 Dec 2016 22 Dec 2016
8-K Open 8-K document View SEC filing for 8-K 8-K 21 Dec 2016 20 Dec 2016 000-23125
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4/A Open 4/A document View SEC filing for 4/A FORM 4/A - 13 Dec 2016 09 Dec 2016
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4 Open 4 document View SEC filing for 4 FORM 4 - 09 Dec 2016 07 Dec 2016
8-K Open 8-K document View SEC filing for 8-K 8-K 06 Dec 2016 06 Dec 2016 000-23125
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 31 Oct 2016 30 Sep 2016 000-23125
8-K/A Open 8-K/A document View SEC filing for 8-K/A 8-K/A 31 Oct 2016 09 Sep 2016 000-23125
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 27 Oct 2016 27 Oct 2016 000-23125
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4 Open 4 document View SEC filing for 4 FORM 4 - 25 Oct 2016 24 Oct 2016
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4 Open 4 document View SEC filing for 4 FORM 4 - 21 Oct 2016 21 Oct 2016
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4 Open 4 document View SEC filing for 4 FORM 4 - 21 Oct 2016 21 Oct 2016
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 21 Oct 2016 000-23125
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 21 Oct 2016 06 Dec 2016 000-23125
3 Open 3 document View SEC filing for 3 FORM 3 - 20 Oct 2016 10 Oct 2016
8-K Open 8-K document View SEC filing for 8-K 8-K 14 Oct 2016 10 Oct 2016 000-23125
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8-K Open 8-K document View SEC filing for 8-K 8-K 12 Sep 2016 09 Sep 2016 000-23125
4 Open 4 document View SEC filing for 4 FORM 4 - 09 Sep 2016 08 Sep 2016
S-8 Open S-8 document View SEC filing for S-8 S-8 09 Sep 2016 333-213552
4 Open 4 document View SEC filing for 4 FORM 4 - 19 Aug 2016 18 Aug 2016
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 19 Aug 2016 30 Jun 2016 000-23125
8-K Open 8-K document View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 16 Aug 2016 16 Aug 2016 000-23125
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Aug 2016 01 Aug 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Aug 2016 15 Dec 2015
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4 Open 4 document View SEC filing for 4 FORM 4 - 03 Aug 2016 01 Aug 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Aug 2016 01 Aug 2016
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4 Open 4 document View SEC filing for 4 FORM 4 - 03 Aug 2016 01 Aug 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Aug 2016 01 Aug 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Aug 2016 01 Aug 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Aug 2016 01 Aug 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Aug 2016 01 Aug 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Aug 2016 01 Aug 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 03 Aug 2016 01 Aug 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 26 Jul 2016 25 Jul 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 01 Jul 2016 30 Jun 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 01 Jul 2016 30 Jun 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 01 Jul 2016 30 Jun 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 01 Jul 2016 30 Jun 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 01 Jul 2016 30 Jun 2016
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Jun 2016 20 Jun 2016 000-23125
SD Open SD document View SEC filing for SD SD 27 May 2016 000-23125
8-K Open 8-K document View SEC filing for 8-K 8-K 23 May 2016 23 May 2016 000-23125
3 Open 3 document View SEC filing for 3 FORM 3 - 04 May 2016 04 May 2016
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 28 Apr 2016 31 Mar 2016 000-23125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 27 Apr 2016 27 Apr 2016 000-23125
8-K/A Open 8-K/A document View SEC filing for 8-K/A 8-K/A 03 Mar 2016 13 Jan 2016 000-23125
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A OSIS SC13G/A 16 Feb 2016 005-53245
4 Open 4 document View SEC filing for 4 FORM 4 - 12 Feb 2016 10 Feb 2016
4 Open 4 document View SEC filing for 4 FORM 4 - 12 Feb 2016 10 Feb 2016
SC 13G Open SC 13G document View SEC filing for SC 13G OSI SYSTEMS, INC. - 12/31/2015 11 Feb 2016 005-53245
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 11 Feb 2016 005-53245
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 28 Jan 2016 31 Dec 2015 000-23125
8-K/A Open 8-K/A document View SEC filing for 8-K/A OSI SYSTEMS, INC. 8-K/A 28 Jan 2016 27 Jan 2016 000-23125
8-K Open 8-K document View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 27 Jan 2016 27 Jan 2016 000-23125
8-K Open 8-K document View SEC filing for 8-K 8-K 15 Jan 2016 13 Jan 2016 000-23125
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4 Open 4 document View SEC filing for 4 FORM 4 - 05 Jan 2016 31 Dec 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 05 Jan 2016 31 Dec 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 05 Jan 2016 31 Dec 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 05 Jan 2016 31 Dec 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 05 Jan 2016 31 Dec 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 05 Jan 2016 31 Dec 2015
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 21 Dec 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 14 Dec 2015 11 Dec 2015
CORRESP Open CORRESP document View SEC filing for CORRESP 14 Dec 2015
3 Open 3 document View SEC filing for 3 FORM 3 - 09 Dec 2015 08 Dec 2015
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 09 Dec 2015 005-53245
8-K Open 8-K document View SEC filing for 8-K 8-K 08 Dec 2015 08 Dec 2015 000-23125
4/A Open 4/A document View SEC filing for 4/A FORM 4/A - 04 Dec 2015 30 Nov 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 02 Dec 2015 30 Nov 2015
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 30 Nov 2015 000-23125
4 Open 4 document View SEC filing for 4 FORM 4 - 27 Nov 2015 27 Nov 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 27 Nov 2015 24 Nov 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 27 Nov 2015 25 Nov 2015
CORRESP Open CORRESP document View SEC filing for CORRESP 27 Nov 2015
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 23 Nov 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 20 Nov 2015 20 Nov 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 20 Nov 2015 18 Nov 2015
CORRESP Open CORRESP document View SEC filing for CORRESP 10 Nov 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 30 Oct 2015 29 Oct 2015
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 30 Oct 2015
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 30 Oct 2015 30 Sep 2015 000-23125
8-K Open 8-K document View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 29 Oct 2015 29 Oct 2015 000-23125
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 19 Oct 2015 000-23125
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 19 Oct 2015 08 Dec 2015 000-23125
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4 Open 4 document View SEC filing for 4 4 18 Sep 2015 19 Dec 2014
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4 Open 4 document View SEC filing for 4 4 17 Sep 2015 17 Sep 2015
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4 Open 4 document View SEC filing for 4 FORM 4 - 09 Sep 2015 09 Sep 2015
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4 Open 4 document View SEC filing for 4 FORM 4 - 09 Sep 2015 09 Sep 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 09 Sep 2015 09 Sep 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 09 Sep 2015 09 Sep 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 09 Sep 2015 09 Sep 2015
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10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 24 Aug 2015 30 Jun 2015 000-23125
8-K Open 8-K document View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 20 Aug 2015 20 Aug 2015 000-23125
4 Open 4 document View SEC filing for 4 4 28 Jul 2015 24 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 08 Jul 2015 06 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 08 Jul 2015 06 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 08 Jul 2015 06 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 08 Jul 2015 06 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 08 Jul 2015 06 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 08 Jul 2015 06 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 08 Jul 2015 06 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 08 Jul 2015 06 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 08 Jul 2015 06 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 08 Jul 2015 06 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 08 Jul 2015 06 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 08 Jul 2015 06 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 02 Jul 2015 01 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 02 Jul 2015 01 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 02 Jul 2015 01 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 02 Jul 2015 01 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 02 Jul 2015 01 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 02 Jul 2015 01 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 18 Jun 2015 18 Jun 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 12 Jun 2015 11 Jun 2015
SD Open SD document View SEC filing for SD SD 22 May 2015 000-23125
4 Open 4 document View SEC filing for 4 FORM 4 - 21 May 2015 20 May 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 18 May 2015 18 May 2015
3 Open 3 document View SEC filing for 3 FORM 3 - 15 May 2015 11 May 2015
4 Open 4 document View SEC filing for 4 FORM 4 - 04 May 2015 04 May 2015
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 28 Apr 2015 31 Mar 2015 000-23125
8-K Open 8-K document View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 27 Apr 2015 27 Apr 2015 000-23125
4 Open 4 document View SEC filing for 4 FORM 4 - 17 Apr 2015 17 Apr 2015
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SC 13G Open SC 13G document View SEC filing for SC 13G OSIS 12.31.14 18 Feb 2015 005-53245
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4 Open 4 document View SEC filing for 4 FORM 4 - 12 Feb 2015 10 Feb 2015
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 11 Feb 2015 005-53245
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 05 Feb 2015 005-53245
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 27 Jan 2015 31 Dec 2014 000-23125
8-K Open 8-K document View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 26 Jan 2015 26 Jan 2015 000-23125
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 09 Jan 2015 005-53245
4 Open 4 document View SEC filing for 4 FORM 4 06 Jan 2015 31 Dec 2014
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8-K Open 8-K document View SEC filing for 8-K 8-K 12 Dec 2014 12 Dec 2014 000-23125
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 24 Oct 2014 30 Sep 2014 000-23125
8-K Open 8-K document View SEC filing for 8-K OSI SYSTEMS, INC. 8-K 23 Oct 2014 23 Oct 2014 000-23125
8-K Open 8-K document View SEC filing for 8-K 8-K 22 Oct 2014 21 Oct 2014 000-23125
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 17 Oct 2014 000-23125
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 17 Oct 2014 12 Dec 2014 000-23125
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About this filer

OSI SYSTEMS INC files with the SEC under CIK 0001039065. This page aggregates EDGAR filings and related ownership activity.

Industry: Semiconductors & Related Devices.

See insider transactions for this issuer.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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