OSIS icon

OSI Systems
OSIS

Overview Fund Activity

331 hedge funds and large institutions have $4.19B invested in OSI Systems in 2025 Q2 according to their latest regulatory filings, with 62 funds opening new positions, 116 increasing their positions, 119 reducing their positions, and 26 closing their positions.

Holders
331
Holders Change
+26
Holders Change %
+8.52%
% of All Funds
4.44%
Holding in Top 10
5
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-28.57%
% of All Funds
0.07%
New
62
Increased
116
Reduced
119
Closed
26
Calls
$42.5M
Puts
$7.89M
Net Calls
+$34.7M
Net Calls Change
-$1.95M

Top Buyers

1
Millennium Management
1
Millennium Management
New York
$50.5M
2
DCM
2
Driehaus Capital Management
Illinois
$23.1M
3
Invesco
3
Invesco
Georgia
$71.8M
4
Royal Bank of Canada
4
Royal Bank of Canada
Ontario, Canada
$16.8M
5
Citadel Advisors
5
Citadel Advisors
Florida
$13.6M

Top Sellers

1
UBS AM
1
UBS AM
Illinois
$129M
2
Janus Henderson Group
2
Janus Henderson Group
United Kingdom
$237M
3
SCM
3
SG Capital Management
Illinois
$12.1M
4
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$101M
5
CCMG
5
Clark Capital Management Group
Pennsylvania
$56.5M
Name Market Value Shares Shares
Change 		Shares
Change %
UBS Group
26
UBS Group
Switzerland
$43.4M 193,122 -54,624 -22%
Northern Trust
27
Northern Trust
Illinois
$40.1M 178,451 -1,812 -1%
T. Rowe Price Investment Management
28
T. Rowe Price Investment Management
Maryland
$32.6M 145,146 -59,059 -29%
Bank of New York Mellon
29
Bank of New York Mellon
New York
$31M 138,014 +33,263 +32%
Goldman Sachs
30
Goldman Sachs
New York
$29.4M 130,526 +24,852 +24%
Loomis, Sayles & Company
31
Loomis, Sayles & Company
Massachusetts
$29.1M 129,311 +33,320 +35%
TAM
32
Thematics Asset Management
France
$25.3M 112,583 -12,223 -10%
Swedbank
33
Swedbank
Sweden
$24.7M 110,000 -20,000 -15%
NL
34
Nuveen LLC
North Carolina
$24.5M 109,020 +29,026 +36%
OAM
35
Oberweis Asset Management
Illinois
$24.5M 109,000 +8,600 +9%
Principal Financial Group
36
Principal Financial Group
Iowa
$23.2M 103,162 +5,090 +5%
DCM
37
Driehaus Capital Management
Illinois
$23.1M 102,713 +102,713 New
Boston Partners
38
Boston Partners
Massachusetts
$22M 98,252 +1,825 +2%
Envestnet Asset Management
39
Envestnet Asset Management
Illinois
$20.1M 89,334 +4,990 +6%
Royal Bank of Canada
40
Royal Bank of Canada
Ontario, Canada
$16.8M 74,834 +64,577 +630%
Lord, Abbett & Co
41
Lord, Abbett & Co
New Jersey
$14.3M 63,407 -28,965 -31%
Citadel Advisors
42
Citadel Advisors
Florida
$13.6M 60,489 +60,489 New
CSS
43
Cubist Systematic Strategies
Connecticut
$13.6M 60,373 +60,373 New
TI
44
Trexquant Investment
Connecticut
$13.4M 59,528 +41,445 +229%
JPMorgan Chase & Co
45
JPMorgan Chase & Co
New York
$12.2M 54,438 +39,616 +267%
T. Rowe Price Associates
46
T. Rowe Price Associates
Maryland
$12.2M 54,112 +42,126 +351%
SCM
47
SG Capital Management
Illinois
$12.1M 53,943 -172,043 -76%
PCA
48
Prospect Capital Advisors
California
$12M 53,485 -140 -0.3%
Public Sector Pension Investment Board (PSP Investments)
49
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$12M 53,236 +3,657 +7%
Nordea Investment Management
50
Nordea Investment Management
Sweden
$11.9M 53,064 +82 +0.2%
1
2
3 4 5