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OSI Systems

369 hedge funds and large institutions have $5B invested in OSI Systems in 2026 Q1 according to their latest regulatory filings, with 51 funds opening new positions, 124 increasing their positions, 143 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more ownership

Funds ownership:

more funds holding

Funds holding:

more capital invested

Capital invested by funds: $ → $

0% more funds holding in top 10

Funds holding in top 10: 33 (0)

13% less repeat investments, than reductions

Existing positions increased: 124 | Existing positions reduced: 143

69% less call options, than puts

Call options by funds: $14.3M | Put options by funds: $45.9M

Holders
369
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
$14.3M
Puts
$45.9M
Net Calls
Net Calls Change

Top Sellers

1 -$49.8M
2 -$39M
3 -$32.6M
4
Brown Advisory
Brown Advisory
Maryland
-$20.3M
5
UBS AM
UBS AM
Illinois
-$18.7M
Name Holding Trade Value Shares
Change
Change in
Stake
BCC
76
Bridge City Capital
Oregon
$6M
ACM
77
Argent Capital Management
Missouri
$5.28M
SRFM
78
Shannon River Fund Management
New York
$5.12M
AQR Capital Management
79
AQR Capital Management
Connecticut
$5.07M
SLG
80
Stanley-Laman Group
Pennsylvania
$4.99M
California State Teachers Retirement System (CalSTRS)
81
California State Teachers Retirement System (CalSTRS)
California
$4.96M
Deutsche Bank
82
Deutsche Bank
Germany
$4.9M
SEI Investments
83
SEI Investments
Pennsylvania
$4.86M
MAP
84
Moody Aldrich Partners
Massachusetts
$4.84M
Truist Financial
85
Truist Financial
North Carolina
$4.71M
AllianceBernstein
86
AllianceBernstein
Tennessee
$4.64M
OLA
87
Oliver Luxxe Assets
New Jersey
$4.3M
Prudential Financial
88
Prudential Financial
New Jersey
$4.21M
CCG
89
Chatham Capital Group
Georgia
$4.17M
Assenagon Asset Management
90
Assenagon Asset Management
Luxembourg
$4.12M
MHP
91
Manatuck Hill Partners
Connecticut
$4.06M
HIS
92
Harvest Investment Services
Illinois
$4.04M
Citadel Advisors
93
Citadel Advisors
Florida
$3.97M
Universal-Beteiligungs- und Servicegesellschaft
94
Universal-Beteiligungs- und Servicegesellschaft
Germany
$3.97M
VAM
95
Vanguard Asset Management
$3.95M
MWM
96
Moran Wealth Management
Florida
$3.9M
Barclays
97
Barclays
United Kingdom
$3.87M
ORI
98
Oak Ridge Investments
Illinois
$3.6M
Canada Life
99
Canada Life
Manitoba, Canada
$3.55M
State of Wisconsin Investment Board
100
State of Wisconsin Investment Board
Wisconsin
$3.54M