OSIS icon

OSI Systems

343 hedge funds and large institutions have $4.66B invested in OSI Systems in 2025 Q3 according to their latest regulatory filings, with 59 funds opening new positions, 104 increasing their positions, 135 reducing their positions, and 43 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

0% more funds holding in top 10

Funds holding in top 10: 55 (0)

0.21% less ownership

Funds ownership: 111.31%111.1% (-0.21%)

23% less repeat investments, than reductions

Existing positions increased: 104 | Existing positions reduced: 135

Holders
343
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$17.5M
Puts
$11.1M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
PFM
176
Premier Fund Managers
United Kingdom
$788K
HighTower Advisors
177
HighTower Advisors
Illinois
$760K
ProShare Advisors
178
ProShare Advisors
Maryland
$752K
LIP
179
Liontrust Investment Partners
United Kingdom
$689K
TC
180
Truvestments Capital
Florida
$679K
Balyasny Asset Management
181
Balyasny Asset Management
Illinois
$661K
ECM
182
Everence Capital Management
Indiana
$636K
VI
183
Vestcor Inc
New Brunswick, Canada
$598K
AIM
184
AXA Investment Managers
France
$576K
SCM
185
Semanteon Capital Management
Massachusetts
$572K
MSRPS
186
Maryland State Retirement & Pension System
Maryland
$567K
ET
187
Entropy Technologies
New York
$561K
Teacher Retirement System of Texas
188
Teacher Retirement System of Texas
Texas
$556K
Pictet Asset Management
189
Pictet Asset Management
Switzerland
$535K
SPS
190
Susquehanna Portfolio Strategies
Pennsylvania
$518K
DS
191
DRW Securities
Illinois
$518K
QCM
192
Quantinno Capital Management
New York
$515K
Public Employees Retirement Association of Colorado
193
Public Employees Retirement Association of Colorado
Colorado
$506K
A
194
AlphaQuest
New York
$505K
PFA
195
Pure Financial Advisors
California
$500K
BCI
196
Brinker Capital Investments
Pennsylvania
$492K
II
197
Inspire Investing
Idaho
$461K
Los Angeles Capital Management
198
Los Angeles Capital Management
California
$451K
ATPW
199
Ashton Thomas Private Wealth
Arizona
$445K
MOACM
200
Mutual of America Capital Management
New York
$441K