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OSI Systems
OSIS

Overview Fund Activity

334 hedge funds and large institutions have $4.2B invested in OSI Systems in 2025 Q2 according to their latest regulatory filings, with 62 funds opening new positions, 117 increasing their positions, 120 reducing their positions, and 26 closing their positions.

Holders
334
Holders Change
+29
Holders Change %
+9.51%
% of All Funds
4.48%
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
117
Reduced
120
Closed
26
Calls
$56.3M
Puts
$14.4M
Net Calls
+$42M
Net Calls Change
+$5.36M

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 Holding Trade Value Shares
Change 		Shares
Change %
DFCM
151
Dark Forest Capital Management
Puerto Rico
$1.32M +$1.32M +5,865 New
YCM
152
Yousif Capital Management
Michigan
$1.31M +$17.3K +77 +1%
XT
153
XTX Topco
Cayman Islands
$1.21M +$1.21M +5,378 New
Zurich Cantonal Bank
154
Zurich Cantonal Bank
Switzerland
$1.2M +$257K +1,143 +27%
CCIA
155
Campbell & Co Investment Adviser
Maryland
$1.19M +$1.19M +5,306 New
CPC
156
Cookson Peirce & Co
Pennsylvania
$1.19M +$1.19M +5,285 New
SACTSONJ
157
Supplemental Annuity Collective Trust (SACT) of New Jersey
New Jersey
$1.12M – – –
WAM
158
Wakefield Asset Management
Colorado
$1.12M -$457K -2,031 -29%
Carson Wealth (CWM LLC)
159
Carson Wealth (CWM LLC)
Nebraska
$1.12M -$78.2K -348 -7%
PNC Financial Services Group
160
PNC Financial Services Group
Pennsylvania
$1.11M +$51.5K +229 +5%
LOAMU
161
Lombard Odier Asset Management (USA)
New York
$1.1M +$1.1M +4,893 New
PPW
162
Pasadena Private Wealth
California
$1.09M – – –
PS
163
Principal Securities
Iowa
$1.08M +$81.2K +361 +8%
Handelsbanken Fonder
164
Handelsbanken Fonder
Sweden
$1.07M -$157K -700 -13%
TRSOTSOK
165
Teachers Retirement System of the State of Kentucky
Kentucky
$1.06M -$77.3K -344 -7%
ASRS
166
Arizona State Retirement System
Arizona
$1.04M +$25.6K +114 +3%
MSRPS
167
Maryland State Retirement & Pension System
Maryland
$1.03M +$8.32K +37 +0.8%
BPC
168
Bryce Point Capital
New York
$1.02M +$143K +636 +16%
NSEDCP
169
NJ State Employees Deferred Compensation Plan
New Jersey
$1.01M – – –
AB
170
Amalgamated Bank
New York
$1M – – –
GAM
171
Gotham Asset Management
New York
$987K +$291K +1,293 +42%
COPPSERS
172
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$901K +$60.7K +270 +7%
Amundi
173
Amundi
France
$874K +$873K +3,818 +76,360%
State of Tennessee, Department of Treasury
174
State of Tennessee, Department of Treasury
Tennessee
$870K – – –
MWM
175
Moran Wealth Management
Florida
$841K +$214K +953 +34%
5 6
7
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