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OSI Systems
OSIS

Overview Fund Activity

305 hedge funds and large institutions have $3.78B invested in OSI Systems in 2025 Q1 according to their latest regulatory filings, with 56 funds opening new positions, 97 increasing their positions, 113 reducing their positions, and 47 closing their positions.

Holders
305
Holders Change
+4
Holders Change %
+1.33%
% of All Funds
4.14%
Holding in Top 10
7
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+75%
% of All Funds
0.1%
New
56
Increased
97
Reduced
113
Closed
47
Calls
$50.3M
Puts
$13.7M
Net Calls
+$36.6M
Net Calls Change
-$2.98M

Top Buyers

1
UBS AM
1
UBS AM
Illinois
$171M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$232M
3
SCM
3
SG Capital Management
Illinois
$43.9M
4
T. Rowe Price Investment Management
4
T. Rowe Price Investment Management
Maryland
$39.7M
5
Bank of America
5
Bank of America
North Carolina
$57.7M

Top Sellers

1
Dimensional Fund Advisors
1
Dimensional Fund Advisors
Texas
$115M
2
Boston Partners
2
Boston Partners
Massachusetts
$18.6M
3
BlackRock
3
BlackRock
New York
$497M
4
Goldman Sachs
4
Goldman Sachs
New York
$20.5M
5
Morgan Stanley
5
Morgan Stanley
New York
$36.5M
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$497M 2,559,330 -123,310 -5%
Vanguard Group
2
Vanguard Group
Pennsylvania
$411M 2,113,028 -7,095 -0.3%
Janus Henderson Group
3
Janus Henderson Group
United Kingdom
$239M 1,234,959 +4,154 +0.3%
Fidelity Investments
4
Fidelity Investments
Massachusetts
$232M 1,195,207 +347,300 +41%
UBS AM
5
UBS AM
Illinois
$171M 877,393 +541,882 +162%
State Street
6
State Street
Massachusetts
$141M 726,651 -22,218 -3%
Capital International Investors
7
Capital International Investors
California
$131M 674,343 +93,453 +16%
Dimensional Fund Advisors
8
Dimensional Fund Advisors
Texas
$115M 590,774 -159,401 -21%
Mawer Investment Management
9
Mawer Investment Management
Alberta, Canada
$89.6M 461,022 +83,724 +22%
Geode Capital Management
10
Geode Capital Management
Massachusetts
$73.6M 378,709 +4,195 +1%
HRCM
11
Hood River Capital Management
Florida
$72.5M 373,158 +47,479 +15%
CCMG
12
Clark Capital Management Group
Pennsylvania
$71.8M 369,473 +6,761 +2%
Primecap Management
13
Primecap Management
California
$65M 334,330 +36,620 +12%
Neuberger Berman Group
14
Neuberger Berman Group
New York
$64.2M 330,014 -2,889 -0.9%
ClearBridge Investments
15
ClearBridge Investments
New York
$58.3M 300,039 -48,782 -14%
Bank of America
16
Bank of America
North Carolina
$57.7M 296,737 +202,630 +215%
Brown Advisory
17
Brown Advisory
Maryland
$54.2M 278,790 +6,332 +2%
SFM
18
Systematic Financial Management
New Jersey
$51.3M 264,001 -12,162 -4%
UBS Group
19
UBS Group
Switzerland
$48.1M 247,746 -59,854 -19%
Invesco
20
Invesco
Georgia
$47.9M 246,254 +69,536 +39%
NPIC
21
Neumeier Poma Investment Counsel
California
$47.4M 243,978 -26,364 -10%
Macquarie Group
22
Macquarie Group
Australia
$45M 231,595 -81 -0%
VanEck Associates
23
VanEck Associates
New York
$43.9M 226,002 +117,293 +108%
SCM
24
SG Capital Management
Illinois
$43.9M 225,986 +225,986 New
Charles Schwab
25
Charles Schwab
California
$41M 210,936 -3,116 -1%
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