OSIS
OSI Systems (OSIS)
NASDAQ
$200.50+$3.57 (+1.81%)
Price as of Oct 22, 2026 6:43 PM EDT
  • $3.1B
    Market Cap
  • -19.02%
    1-Year Change
  • Electronic Components
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BLACKROCK FUNDING, INC. /DE
16.83%
2.7M
+28,078 (+1.05%)
Dec 31, 2024
BLACKROCK INC.
16.37%
2.6M
-46,216 (-1.77%)
Jun 30, 2024
BLACKROCK, INC.
16.01%
2.6M
+22,404 (+0.88%)
Jun 30, 2026
VANGUARD GROUP INC
13.21%
2.1M
-981 (-0.05%)
Dec 31, 2025
FMR LLC
10.90%
1.7M
-228,922 (-13.17%)
Jun 30, 2026
JANUS HENDERSON INVESTORS US LLC
9.14%
1.5M
-152,914 (-10.50%)
Mar 31, 2017
BLACKROCK FUND ADVISORS
9.13%
1.5M
+242,272 (+16.64%)
Dec 31, 2016

Current Ownership Distribution

  • Mutual Funds485.6M (59.75%)
  • Institutions325.9M (40.10%)
  • Insiders1.2M (0.15%)
  • Other0 (0.00%)

Insider Transactions

  • 0.15% (1.2M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 3
    Number of InsiderSelling (last 12 months)
  • $144.8M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Okawa Cary M.
CHIEF ACCOUNTING OFFICER
Award
Aug 24, 2026
$187,710.84
908
$206.73
4,764
CHOPRA DEEPAK
Award
Aug 24, 2026
$4.2M
20,403
$206.73
274,218
SZE VICTOR S
GENERAL COUNSEL
Award
Aug 24, 2026
$3.5M
16,845
$206.73
110,606
Tropeano Michael
PRESIDENT, RAPISCAN SYSTEMS
Award
Aug 24, 2026
$59,331.51
287
$206.73
5,102
Okawa Cary M.
CHIEF ACCOUNTING OFFICER
In Kind
Aug 24, 2026
$95,095.80
460
$206.73
4,304
CHOPRA DEEPAK
In Kind
Aug 24, 2026
$4.9M
23,540
$206.73
250,194
SZE VICTOR S
GENERAL COUNSEL
In Kind
Aug 24, 2026
$3.1M
14,999
$206.73
95,607
MEHRA AJAY
PRESIDENT AND CEO
Award
Aug 24, 2026
$4.1M
20,073
$206.73
131,881
Tropeano Michael
PRESIDENT, RAPISCAN SYSTEMS
In Kind
Aug 24, 2026
$20,466.27
99
$206.73
5,003
MEHRA AJAY
PRESIDENT AND CEO
In Kind
Aug 24, 2026
$4.1M
19,986
$206.73
111,895
Okawa Cary M.
CHIEF ACCOUNTING OFFICER
In Kind
Aug 22, 2026
$24,394.14
118
$206.73
3,856
CHOPRA DEEPAK
In Kind
Aug 20, 2026
$33,800.76
153
$220.92
253,815
HAWKINS JAMES B
In Kind
Aug 20, 2026
$19,882.80
90
$220.92
5,295
CHIZEVER GERALD M
In Kind
Aug 20, 2026
$19,440.96
88
$220.92
2,696
Bernard Kelli
In Kind
Aug 20, 2026
$17,231.76
78
$220.92
10,781
Tropeano Michael
PRESIDENT, RAPISCAN SYSTEMS
Award
Jul 31, 2026
$375,034.66
1,694
$221.39
5,281
EDRICK ALAN I
EVP & CFO
Award
Jul 31, 2026
$1.9M
8,514
$221.39
304,044
Constantine W Paul
PRES., SPACELABS HEALTHCARE
Award
Jul 31, 2026
$135,047.90
610
$221.39
2,049
Okawa Cary M.
CHIEF ACCOUNTING OFFICER
Award
Jul 31, 2026
$139,918.48
632
$221.39
3,974
Morben Paul Keith
PRES., OPTOELECTRONICS DIV
Award
Jul 31, 2026
$330,092.49
1,491
$221.39
10,303
MEHRA AJAY
PRESIDENT AND CEO
Award
Jul 31, 2026
$3.0M
13,551
$221.39
111,808
Grindstaff Glenn
CHIEF HUMAN RESOURCES OFFICER
Award
Jul 31, 2026
$135,047.90
610
$221.39
9,932
HAWKINS JAMES B
In Kind
Jul 28, 2026
$36,941.00
170
$217.30
5,544
Bernard Kelli
In Kind
Jul 28, 2026
$32,377.70
149
$217.30
10,985
CHIZEVER GERALD M
In Kind
Jul 28, 2026
$36,071.80
166
$217.30
3,265
HAWKINS JAMES B
Award
Jul 20, 2026
$200,184.60
924
$216.65
5,714
CHIZEVER GERALD M
Award
Jul 20, 2026
$200,184.60
924
$216.65
3,679
Ballhaus William Francis JR
Award
Jul 20, 2026
$200,184.60
924
$216.65
4,102
Bernard Kelli
In Kind
Jul 06, 2026
$44,795.52
202
$221.76
10,210
Morben Paul Keith
PRES., OPTOELECTRONICS DIV
Award
Jun 30, 2026
$10,545.75
75
$140.61
8,690