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OSIS - As of  04/19/25, 12:50:42 PM:   128 Insider Transactions.

Sector: Technology    Industry: Semiconductor Equipment & Materials
Prev Close:$58.63  Avg Vol(3m): 263,106  P/E: 27.90  EPS: 2.10

Email this page to a friend.    Insider Transactions for OSIS

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
B 2020-04-09 14:07:26.0 OSI SYSTEMS INC OSIS JANUS HENDERSON GROUP PLC 10.0% view
B 2020-02-13 16:22:34.0 OSI SYSTEMS INC OSIS JANUS HENDERSON GROUP PLC 9.9% view
S 2020-02-13 10:21:55.0 OSI SYSTEMS INC OSIS CREDIT SUISSE AG 9.0% view
B 2020-02-11 19:24:23.0 OSI SYSTEMS INC OSIS VANGUARD GROUP INC 10.43% view
S 2019-08-12 17:25:59.0 OSI SYSTEMS INC OSIS EARNEST PARTNERS LLC 4.0% view
B 2019-04-08 13:33:51.0 OSI SYSTEMS INC OSIS VANGUARD GROUP INC 10.06% view
B 2019-02-14 08:20:22.0 OSI SYSTEMS INC OSIS EARNEST PARTNERS LLC 6.4% view
B 2019-02-13 13:42:05.0 OSI SYSTEMS INC OSIS CREDIT SUISSE AG 39.0% view
B 2019-02-11 20:14:55.0 OSI SYSTEMS INC OSIS JANUS HENDERSON GROUP PLC 9.4% view
S 2019-02-11 17:07:27.0 OSI SYSTEMS INC OSIS VANGUARD GROUP INC 9.6% view
B 2019-02-11 11:06:22.0 OSI SYSTEMS INC OSIS BlackRock Inc 15.3% view
B 2019-02-08 09:04:02.0 OSI SYSTEMS INC OSIS DIMENSIONAL FUND ADVISORS LP 5.97% view
B 2018-06-11 12:46:29.0 OSI SYSTEMS INC OSIS VANGUARD GROUP INC 10.17% view
B 2018-02-14 11:50:19.0 OSI SYSTEMS INC OSIS EARNEST PARTNERS LLC 6.0% view
B 2018-02-13 17:06:27.0 OSI SYSTEMS INC OSIS JANUS HENDERSON GROUP PLC 5.8% view
S 2018-02-13 16:49:54.0 OSI SYSTEMS INC OSIS JANUS CAPITAL MANAGEMENT LLC 0.0% view
B 2018-02-09 13:07:34.0 OSI SYSTEMS INC OSIS VANGUARD GROUP INC 9.04% view
B 2018-02-09 09:46:17.0 OSI SYSTEMS INC OSIS DIMENSIONAL FUND ADVISORS LP 5.69% view
B 2018-02-08 09:45:53.0 OSI SYSTEMS INC OSIS BlackRock Inc 11.8% view
B 2017-05-09 16:18:02.0 OSI SYSTEMS INC OSIS EARNEST PARTNERS LLC 5.1% view
S 2017-04-10 17:26:01.0 OSI SYSTEMS INC OSIS EARNEST PARTNERS LLC 5.0% view
B 2017-03-10 16:52:25.0 OSI SYSTEMS INC OSIS EARNEST PARTNERS LLC 5.4% view
B 2017-02-13 14:38:33.0 OSI SYSTEMS INC OSIS JANUS CAPITAL MANAGEMENT LLC 8.4% view
B 2017-02-10 06:43:04.0 OSI SYSTEMS INC OSIS VANGUARD GROUP INC 8.02% view
B 2017-02-09 10:22:24.0 OSI SYSTEMS INC OSIS DIMENSIONAL FUND ADVISORS LP 5.41% view
B 2017-01-17 12:47:13.0 OSI SYSTEMS INC OSIS BlackRock Inc 10.9% view
S 2017-01-10 16:43:39.0 OSI SYSTEMS INC OSIS EARNEST PARTNERS LLC 5.0% view
B 2016-02-16 15:36:57.0 OSI SYSTEMS INC OSIS JANUS CAPITAL MANAGEMENT LLC 7.6% view
B 2016-02-11 14:24:14.0 OSI SYSTEMS INC OSIS EARNEST PARTNERS LLC 5.7% view
B 2016-02-11 08:36:08.0 OSI SYSTEMS INC OSIS VANGUARD GROUP INC 7.1% view
S 2016-01-08 17:08:36.0 OSI SYSTEMS INC OSIS BlackRock Inc 10.9% view
S 2015-12-09 17:23:12.0 OSI SYSTEMS INC OSIS WELLS FARGO & COMPANY 4.56% view
S 2015-02-17 13:22:59.0 OSI SYSTEMS INC OSIS TREMBLANT CAPITAL GROUP 3.72% view
B 2015-02-11 11:29:49.0 OSI SYSTEMS INC OSIS VANGUARD GROUP INC 6.49% view
S 2015-02-05 12:23:54.0 OSI SYSTEMS INC OSIS WELLS FARGO & COMPANY 7.69% view
B 2014-02-14 11:53:16.0 OSI SYSTEMS INC OSIS TREMBLANT CAPITAL GROUP 6.81% view
B 2014-02-12 13:43:19.0 OSI SYSTEMS INC OSIS VANGUARD GROUP INC 6.18% view
B 2014-01-28 13:29:00.0 OSI SYSTEMS INC OSIS WELLS FARGO & COMPANY 8.36% view
B 2014-01-09 17:55:29.0 OSI SYSTEMS INC OSIS BlackRock Inc 12.6% view
B 2013-11-07 14:40:14.0 OSI SYSTEMS INC OSIS BlackRock Inc 10.05% view
S 2013-03-29 15:51:09.0 OSI SYSTEMS INC OSIS WELLS FARGO & COMPANY 8.25% view
B 2013-02-13 15:47:06.0 OSI SYSTEMS INC OSIS WELLS FARGO & COMPANY 8.35% view
B 2013-02-11 11:08:28.0 OSI SYSTEMS INC OSIS VANGUARD GROUP INC 5.87% view
B 2013-02-07 18:51:54.0 OSI SYSTEMS INC OSIS BlackRock Inc 7.62% view
S 2013-02-07 16:30:37.0 OSI SYSTEMS INC OSIS WADDELL & REED FINANCIAL INC 3.7% view
B 2012-02-14 15:19:28.0 OSI SYSTEMS INC OSIS WADDELL & REED FINANCIAL INC 7.1% view
S 2012-02-10 13:36:23.0 OSI SYSTEMS INC OSIS BlackRock Inc 7.22% view
S 2012-02-09 08:05:09.0 OSI SYSTEMS INC OSIS VANGUARD GROUP INC 5.13% view
S 2012-01-24 17:52:22.0 OSI SYSTEMS INC OSIS WELLS FARGO & CO 6.9% view
S 2011-02-14 13:51:59.0 OSI SYSTEMS INC OSIS WELLINGTON MANAGEMENT CO LLP 1.74% view
S 2011-02-11 16:32:21.0 OSI SYSTEMS INC OSIS CHOPRA DEEPAK 4.3% view
B 2011-02-10 12:18:17.0 OSI SYSTEMS INC OSIS VANGUARD GROUP INC 5.23% view
B 2011-02-07 15:41:08.0 OSI SYSTEMS INC OSIS BlackRock Inc 7.25% view
S 2011-01-20 09:54:23.0 OSI SYSTEMS INC OSIS WELLS FARGO & CO 9.58% view
S 2010-02-12 14:01:31.0 OSI SYSTEMS INC OSIS CHOPRA DEEPAK 5.6% view
B 2010-02-10 11:46:14.0 OSI SYSTEMS INC OSIS BlackRock Inc 4.99% view
S 2010-02-08 10:42:09.0 OSI SYSTEMS INC OSIS DIMENSIONAL FUND ADVISORS LP 4.51% view
S 2010-01-25 16:26:57.0 OSI SYSTEMS INC OSIS WELLS FARGO & CO 12.43% view
S 2009-04-30 17:34:25.0 OSI SYSTEMS INC OSIS WELLS FARGO & CO 16.49% view
S 2009-02-09 12:59:52.0 OSI SYSTEMS INC OSIS DIMENSIONAL FUND ADVISORS INC 5.4% view
S 2009-02-03 17:08:05.0 OSI SYSTEMS INC OSIS CHOPRA DEEPAK 6.5% view
B 2009-01-20 18:00:32.0 OSI SYSTEMS INC OSIS WELLS FARGO & CO 16.49% view
S 2008-02-14 14:09:05.0 OSI SYSTEMS INC OSIS CHOPRA DEEPAK 6.8% view
S 2008-02-14 12:09:34.0 OSI SYSTEMS INC OSIS WELLINGTON MANAGEMENT CO LLP 6.94% view
S 2008-02-06 10:58:20.0 OSI SYSTEMS INC OSIS DIMENSIONAL FUND ADVISORS INC 7.81% view
S 2008-02-05 10:39:38.0 OSI SYSTEMS INC OSIS ROYCE & ASSOCIATES LLC 3.89% view
B 2008-01-22 17:45:22.0 OSI SYSTEMS INC OSIS WELLS FARGO & CO 15.98% view
S 2007-10-10 14:54:01.0 OSI SYSTEMS INC OSIS WELLINGTON MANAGEMENT CO LLP 7.2% view
S 2007-02-14 11:21:21.0 OSI SYSTEMS INC OSIS WELLINGTON MANAGEMENT CO LLP 12.21% view
S 2007-02-12 16:43:46.0 OSI SYSTEMS INC OSIS NWQ INVESTMENT MANAGEMENT CO LLC 5.5% view
B 2007-02-09 17:17:34.0 OSI SYSTEMS INC OSIS WELLS FARGO & CO 13.28% view
S 2007-02-08 19:41:47.0 OSI SYSTEMS INC OSIS DIMENSIONAL FUND ADVISORS INC 8.48% view
B 2007-02-01 20:26:09.0 OSI SYSTEMS INC OSIS DIMENSIONAL FUND ADVISORS INC 8.48% view
S 2007-01-24 13:47:03.0 OSI SYSTEMS INC OSIS ROYCE & ASSOCIATES LLC 5.79% view
B 2006-02-15 00:00:00.0 OSI SYSTEMS INC OSIS WELLS FARGO & CO 12.33% view
B 2006-02-14 00:00:00.0 OSI SYSTEMS INC OSIS NWQ INVESTMENT MANAGEMENT CO LLC 10.4% view
B 2006-02-14 00:00:00.0 OSI SYSTEMS INC OSIS WELLINGTON MANAGEMENT CO LLP 13.48% view
B 2006-02-07 00:00:00.0 OSI SYSTEMS INC OSIS CHOPRA DEEPAK 8.6% view
B 2006-02-06 00:00:00.0 OSI SYSTEMS INC OSIS DIMENSIONAL FUND ADVISORS INC 8.41% view
B 2006-01-31 00:00:00.0 OSI SYSTEMS INC OSIS ROYCE & ASSOCIATES LLC 5.91% view
B 2005-11-09 00:00:00.0 OSI SYSTEMS INC OSIS NWQ INVESTMENT MANAGEMENT CO LLC 10.0% view
B 2005-02-14 00:00:00.0 OSI SYSTEMS INC OSIS WELLINGTON MANAGEMENT CO LLP 11.995% view
S 2005-02-11 00:00:00.0 OSI SYSTEMS INC OSIS CHOPRA DEEPAK 8.0% view
B 2005-02-11 00:00:00.0 OSI SYSTEMS INC OSIS IRONBRIDGE CAPITAL MANAGEMENT LLC 7.36% view
B 2005-02-11 00:00:00.0 OSI SYSTEMS INC OSIS STRONG CAPITAL MANAGEMENT INC ET AL 6.4% view
B 2005-02-09 00:00:00.0 OSI SYSTEMS INC OSIS DIMENSIONAL FUND ADVISORS INC 7.09% view
B 2005-02-01 00:00:00.0 OSI SYSTEMS INC OSIS ROYCE & ASSOCIATES LLC 5.54% view
B 2004-08-10 00:00:00.0 OSI SYSTEMS INC OSIS WELLINGTON MANAGEMENT CO LLP 11.172% view
S 2004-02-13 00:00:00.0 OSI SYSTEMS INC OSIS KERN CAPITAL MANAGEMENT LLC 4.9% view
B 2004-02-12 00:00:00.0 OSI SYSTEMS INC OSIS WELLINGTON MANAGEMENT CO LLP 8.564% view
S 2003-10-10 00:00:00.0 OSI SYSTEMS INC OSIS KERN CAPITAL MANAGEMENT LLC 6.2% view
B 2003-07-10 00:00:00.0 OSI SYSTEMS INC OSIS KERN CAPITAL MANAGEMENT LLC 12.5% view
B 2003-02-14 00:00:00.0 OSI SYSTEMS INC OSIS KERN CAPITAL MANAGEMENT LLC 5.6% view
S 2003-02-12 00:00:00.0 OSI SYSTEMS INC OSIS CAVALLO CAPITAL CORP 4.5% view
B 2003-02-06 00:00:00.0 OSI SYSTEMS INC OSIS DIMENSIONAL FUND ADVISORS INC 3.03% view
S 2003-01-14 00:00:00.0 OSI SYSTEMS INC OSIS ESSEX INVESTMENT MANAGEMENT CO LLC 9.02% view
S 2002-12-09 00:00:00.0 OSI SYSTEMS INC OSIS ESSEX INVESTMENT MANAGEMENT CO LLC 11.28% view
B 2002-11-07 00:00:00.0 OSI SYSTEMS INC OSIS ESSEX INVESTMENT MANAGEMENT CO INC 15.0% view
B 2002-10-23 00:00:00.0 OSI SYSTEMS INC OSIS CAVALLO CAPITAL CORP 5.36% view
S 2002-10-15 00:00:00.0 OSI SYSTEMS INC OSIS ESSEX INVESTMENT MANAGEMENT CO INC 14.2% view
B 2002-09-05 00:00:00.0 OSI SYSTEMS INC OSIS ESSEX INVESTMENT MANAGEMENT CO INC 14.34% view
S 2002-08-16 00:00:00.0 OSI SYSTEMS INC OSIS ESSEX INVESTMENT MANAGEMENT CO INC 13.54% view
B 2002-08-16 00:00:00.0 OSI SYSTEMS INC OSIS ESSEX INVESTMENT MANAGEMENT CO INC 14.9% view
B 2002-08-16 00:00:00.0 OSI SYSTEMS INC OSIS ESSEX INVESTMENT MANAGEMENT CO INC 14.11% view
S 2002-08-15 00:00:00.0 OSI SYSTEMS INC OSIS ESSEX INVESTMENT MANAGEMENT CO INC 13.95% view
B 2002-04-10 00:00:00.0 OSI SYSTEMS INC OSIS ESSEX INVESTMENT MANAGEMENT CO INC 13.97% view
S 2002-03-08 00:00:00.0 OSI SYSTEMS INC OSIS ESSEX INVESTMENT MANAGEMENT CO INC 13.41% view
S 2002-02-15 00:00:00.0 OSI SYSTEMS INC OSIS CAVALLO CAPITAL CORP 4.1% view
S 2002-02-14 00:00:00.0 OSI SYSTEMS INC OSIS BENSON ASSOCIATES LLC 0.2% view
S 2002-02-12 00:00:00.0 OSI SYSTEMS INC OSIS DIMENSIONAL FUND ADVISORS INC n/a view
B 2002-02-11 00:00:00.0 OSI SYSTEMS INC OSIS ESSEX INVESTMENT MANAGEMENT CO INC 13.55% view
B 2002-01-10 00:00:00.0 OSI SYSTEMS INC OSIS ESSEX INVESTMENT MANAGEMENT CO INC 13.2% view
S 2002-01-07 00:00:00.0 OSI SYSTEMS INC OSIS CHAMBERLAIN SALLY F AS TRUSTEE OF THE EDWARD P FLEISCHER TRU 0.0% view
S 2002-01-07 00:00:00.0 OSI SYSTEMS INC OSIS CHAMBERLAIN SALLY F AS TRUSTEE OF THE EDWARD P FLEISCHER TRU 9.9% view
B 2001-12-20 00:00:00.0 OSI SYSTEMS INC OSIS CAVALLO CAPITAL CORP 9.2% view
S 2001-02-14 00:00:00.0 OSI SYSTEMS INC OSIS BRINSON PARTNERS INC 0.0% view
S 2001-02-13 00:00:00.0 OSI SYSTEMS INC OSIS BENSON ASSOCIATES LLC 6.7% view
B 2001-02-12 00:00:00.0 OSI SYSTEMS INC OSIS BENSON ASSOCIATES LLC 6.7% view
B 2001-02-02 00:00:00.0 OSI SYSTEMS INC OSIS DIMENSIONAL FUND ADVISORS INC n/a view
S 2000-11-30 00:00:00.0 OSI SYSTEMS INC OSIS WELLINGTON MANAGEMENT CO LLP 1.45% view
S 2000-04-05 00:00:00.0 OSI SYSTEMS INC OSIS SCOPE INDUSTRIES n/a view
B 2000-02-11 00:00:00.0 OSI SYSTEMS INC OSIS WELLINGTON MANAGEMENT CO LLP 6.5% view
B 1999-02-16 00:00:00.0 OSI SYSTEMS INC OSIS BRINSON PARTNERS INC 8.9% view
B 1998-02-19 00:00:00.0 OSI SYSTEMS INC OSIS CHOPRA DEEPAK 14.4% view
B 1998-02-17 00:00:00.0 OSI SYSTEMS INC OSIS CHOPRA DEEPAK 14.3% view
B 1998-02-17 00:00:00.0 OSI SYSTEMS INC OSIS SAYAL MOHINI 7.4% view
B 1998-02-17 00:00:00.0 OSI SYSTEMS INC OSIS SCOPE INDUSTRIES 17.4% view
B 1998-02-13 00:00:00.0 OSI SYSTEMS INC OSIS CHAMBERLAIN SALLY F AS TRUSTEE OF THE EDWARD P FLEISCHER TRU 11.0% view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.