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OSI Systems

352 hedge funds and large institutions have $4.8B invested in OSI Systems in 2025 Q4 according to their latest regulatory filings, with 60 funds opening new positions, 131 increasing their positions, 108 reducing their positions, and 45 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding

Funds holding:

3% more capital invested

Capital invested by funds: $4.66B → $4.8B (+$140M)

0.35% less ownership

Funds ownership: 111.11%110.76% (-0.35%)

40% less funds holding in top 10

Funds holding in top 10: 53 (-2)

Holders
352
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$10.5M
Puts
$8.65M
Net Calls
Net Calls Change

Top Buyers

1 +$148M
2 +$50M
3 +$23.2M
4
Invesco
Invesco
Georgia
+$19.3M
5
BlackRock
BlackRock
New York
+$15.1M

Top Sellers

1 -$64.7M
2 -$52.1M
3 -$15.5M
4
Brown Advisory
Brown Advisory
Maryland
-$15.3M
5
Two Sigma Investments
Two Sigma Investments
New York
-$14.7M
Name Holding Trade Value Shares
Change
Change in
Stake
LFAS
126
Level Four Advisory Services
Texas
$1.83M
RFA
127
Register Financial Advisors
Georgia
$1.64M
N
128
Numerai
California
$1.63M
Osaic Holdings
129
Osaic Holdings
Arizona
$1.62M
Comerica Bank
130
Comerica Bank
Texas
$1.53M
EAM
131
Erste Asset Management
Austria
$1.51M
PS
132
Principal Securities
Iowa
$1.46M
KCM
133
Kennedy Capital Management
Missouri
$1.43M
Verition Fund Management
134
Verition Fund Management
Connecticut
$1.4M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
135
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$1.4M
William Blair & Company
136
William Blair & Company
Illinois
$1.39M
Federated Hermes
137
Federated Hermes
Pennsylvania
$1.38M
Zurich Cantonal Bank
138
Zurich Cantonal Bank
Switzerland
$1.36M
WAM
139
Wakefield Asset Management
Colorado
$1.27M
Two Sigma Advisers
140
Two Sigma Advisers
New York
$1.25M
YCM
141
Yousif Capital Management
Michigan
$1.25M
ZBNA
142
Zions Bancorporation, National Association
Utah
$1.24M
GC
143
Guggenheim Capital
Illinois
$1.24M
PPW
144
Pasadena Private Wealth
California
$1.23M
Handelsbanken Fonder
145
Handelsbanken Fonder
Sweden
$1.22M
PNC Financial Services Group
146
PNC Financial Services Group
Pennsylvania
$1.2M
Fidelity International
147
Fidelity International
Bermuda
$1.19M
AB
148
Amalgamated Bank
New York
$1.19M
Victory Capital Management
149
Victory Capital Management
Texas
$1.15M
SG Americas Securities
150
SG Americas Securities
New York
$1.15M