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OSI SYSTEMS INC (OSIS) Stock Ownership and Short Interest

USA - Nasdaq - NASDAQ:OSIS - US6710441055 - Common Stock

280 USD
+5.32 (+1.94%)
Last: 1/14/2026, 10:18:03 AM
OSIS Ownership Chart.OSIS Ownership Chart: showing Insider, Institutional ownership and shares available to the public.OSIS Ownership.InsiderInstitutional



Shares Outstanding16.98M
Float16.09M
Float Short Interest Percentage12.45%
Owners (insider)4.7%
Owners (institutional)116.25%
Owners (insider) change0.77%
Owners (institutional) change-0.04%
OSIS Institutional Ownership HistoryOSIS Institutional Ownership HistoryOSIS Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 5M 10M 15M
OSIS Historical Insider Transactions ChartOSIS Historical Insider Buy and Sell Transactions ChartOSIS Historical Insider Transactions Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 Jan 2026 0 20K -20K 40K -40K
Date Name Type Shares Price Amount
Dec 31, 2025 MEHRA AJAY Grant 75 140.61 $ 10,545.75
Dec 31, 2025 SZE VICTOR S Grant 75 140.61 $ 10,545.75
Dec 31, 2025 Morben Paul Keith Grant 75 140.61 $ 10,545.75
Dec 31, 2025 Tropeano Michael Grant 75 140.61 $ 10,545.75
Dec 31, 2025 CHOPRA DEEPAK Grant 75 140.61 $ 10,545.75
Dec 31, 2025 Okawa Cary M. Grant 52 109.61 $ 5,699.72
Dec 31, 2025 EDRICK ALAN I Grant 75 140.61 $ 10,545.75
Dec 31, 2025 Constantine W Paul Grant 55 192.73 $ 10,600.15
Dec 23, 2025 EDRICK ALAN I Other Disposition 1500 0.00 $ 0.00
Dec 13, 2025 HAWKINS JAMES B Option Excercise 15 259.44 $ 3,891.60
Dec 12, 2025 SZE VICTOR S Other Disposition 251 0.00 $ 0.00
Dec 11, 2025 MEHRA AJAY Other Disposition 3000 0.00 $ 0.00
Dec 2, 2025 Constantine W Paul Grant 470 266.17 $ 125,099.90
Nov 22, 2025 Okawa Cary M. Option Excercise 26 251.10 $ 6,528.60
Nov 10, 2025 CHOPRA DEEPAK Open Market Sale 20000 285.74 $ 5,714,800.00
Nov 7, 2025 Morben Paul Keith Open Market Sale 416 279.10 $ 116,105.60
Nov 7, 2025 HAWKINS JAMES B Open Market Sale 1500 283.15 $ 424,725.00
Nov 4, 2025 Ballhaus William Francis JR Other Disposition 750 0.00 $ 0.00
Oct 10, 2025 Morben Paul Keith Grant 207 241.50 $ 49,990.50
Oct 1, 2025 CHOPRA DEEPAK Open Market Sale 20000 245.80 $ 4,916,000.00
Sep 19, 2025 CHOPRA DEEPAK Other Disposition 4500 0.00 $ 0.00
Sep 12, 2025 Ballhaus William Francis JR Open Market Sale 562 237.84 $ 133,666.08
Sep 4, 2025 Morben Paul Keith Open Market Sale 1671 236.76 $ 395,625.96
Aug 26, 2025 EDRICK ALAN I Grant 28345 225.19 $ 6,383,010.55
Aug 26, 2025 EDRICK ALAN I Option Excercise 25078 225.19 $ 5,647,314.82
Aug 26, 2025 CHOPRA DEEPAK Grant 82845 225.19 $ 18,655,865.55
Aug 26, 2025 CHOPRA DEEPAK Option Excercise 77131 225.19 $ 17,369,129.89
Aug 26, 2025 MEHRA AJAY Grant 15362 225.19 $ 3,459,368.78
Aug 26, 2025 MEHRA AJAY Option Excercise 18850 225.19 $ 4,244,831.50
Aug 26, 2025 SZE VICTOR S Grant 22449 225.19 $ 5,055,290.31
Aug 26, 2025 SZE VICTOR S Option Excercise 20118 225.19 $ 4,530,372.42
Aug 26, 2025 Morben Paul Keith Grant 1270 225.19 $ 285,991.30
Aug 26, 2025 Morben Paul Keith Option Excercise 1594 225.19 $ 358,952.86
Aug 26, 2025 Okawa Cary M. Grant 539 225.19 $ 121,377.41
Aug 26, 2025 Okawa Cary M. Option Excercise 241 225.19 $ 54,270.79
Aug 26, 2025 Grindstaff Glenn Grant 2595 225.19 $ 584,368.05
Aug 26, 2025 Grindstaff Glenn Option Excercise 2213 225.19 $ 498,345.47
Aug 22, 2025 Okawa Cary M. Option Excercise 84 217.89 $ 18,302.76
Aug 20, 2025 Bernard Kelli Grant 783 223.39 $ 174,914.37
Aug 20, 2025 Ballhaus William Francis JR Grant 1007 223.39 $ 224,953.73
Aug 20, 2025 Ballhaus William Francis JR Grant 1007 223.39 $ 224,953.73
Aug 20, 2025 Ballhaus William Francis JR Grant 1007 223.39 $ 224,953.73
Aug 20, 2025 HAWKINS JAMES B Grant 895 223.39 $ 199,934.05
Aug 20, 2025 CHIZEVER GERALD M Grant 873 223.39 $ 195,019.47
Aug 20, 2025 LUSKIN MEYER/ Grant 470 223.39 $ 104,993.30
Aug 20, 2025 CHOPRA DEEPAK Grant 1052 223.39 $ 235,006.28
Aug 14, 2025 Bernard Kelli Option Excercise 126 236.05 $ 29,742.30
Aug 14, 2025 HAWKINS JAMES B Option Excercise 144 236.05 $ 33,991.20
Aug 5, 2025 Tropeano Michael Grant 1594 219.57 $ 349,994.58
Aug 5, 2025 Morben Paul Keith Grant 1139 219.57 $ 250,090.23
Aug 1, 2025 MEHRA AJAY Grant 27326 219.57 $ 5,999,969.82
Aug 1, 2025 SZE VICTOR S Grant 6490 219.57 $ 1,425,009.30
Aug 1, 2025 Grindstaff Glenn Grant 569 219.57 $ 124,935.33
Aug 1, 2025 EDRICK ALAN I Grant 8585 219.57 $ 1,885,008.45
Aug 1, 2025 Okawa Cary M. Grant 615 219.57 $ 135,035.55
Jul 28, 2025 Bernard Kelli Option Excercise 149 226.08 $ 33,685.92
Jul 28, 2025 HAWKINS JAMES B Option Excercise 170 226.08 $ 38,433.60
Jul 6, 2025 HAWKINS JAMES B Option Excercise 426 231.73 $ 98,716.06
Jun 30, 2025 MEHRA AJAY Grant 75 140.61 $ 10,545.75
Jun 30, 2025 Okawa Cary M. Grant 31 140.61 $ 4,358.91
Jun 30, 2025 Morben Paul Keith Grant 75 140.61 $ 10,545.75
Jun 30, 2025 CHOPRA DEEPAK Grant 75 140.61 $ 10,545.75
Jun 30, 2025 EDRICK ALAN I Grant 75 140.61 $ 10,545.75
Jun 30, 2025 SZE VICTOR S Grant 75 140.61 $ 10,545.75
Jun 12, 2025 LUSKIN MEYER/ Open Market Sale 1000 237.15 $ 237,150.00
May 21, 2025 Ballhaus William Francis JR Open Market Sale 750 228.88 $ 171,660.00
May 16, 2025 CHOPRA DEEPAK Other Disposition 8850 0.00 $ 0.00
May 13, 2025 EDRICK ALAN I Open Market Sale 20000 229.00 $ 4,580,000.00
May 8, 2025 Grindstaff Glenn Open Market Sale 688 224.89 $ 154,724.32
May 6, 2025 Ballhaus William Francis JR Open Market Sale 933 219.77 $ 205,045.41
May 5, 2025 CHOPRA DEEPAK Open Market Sale 25000 221.45 $ 5,536,350.00
Feb 19, 2025 CHOPRA DEEPAK Other Disposition 5000 0.00 $ 0.00
Feb 10, 2025 Ballhaus William Francis JR Other Disposition 750 0.00 $ 0.00
Feb 3, 2025 CHOPRA DEEPAK Open Market Sale 40000 195.91 $ 7,836,200.00
Jan 30, 2025 Morben Paul Keith Open Market Sale 155 199.36 $ 30,900.80
Jan 27, 2025 CHIZEVER GERALD M Open Market Sale 2701 195.83 $ 528,936.83