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OSI Systems

368 hedge funds and large institutions have $5B invested in OSI Systems in 2026 Q1 according to their latest regulatory filings, with 50 funds opening new positions, 124 increasing their positions, 143 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed

52% more first-time investments, than exits

New positions opened: 50 | Existing positions closed: 33

3.65% more ownership

Funds ownership: 110.8%114.45% (+3.6%)

3% more funds holding

Funds holding: 358368 (+10)

4% more capital invested

Capital invested by funds: $4.8B → $5B (+$202M)

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
368
Holders Change
+10
Holders Change %
+2.79%
% of All Funds
4.53%
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.04%
New
50
Increased
124
Reduced
143
Closed
33
Calls
$14.3M
Puts
$45.9M
Net Calls
-$31.6M
Net Calls Change
-$33.4M
Name Holding Trade Value Shares
Change
Change in
Stake
American Century Companies
51
American Century Companies
Missouri
$13.5M +$2.95M +10,664 +26%
Wells Fargo
52
Wells Fargo
California
$13.5M -$319K -1,154 -2%
PCA
53
Prospect Capital Advisors
California
$13.1M -$691K -2,500 -5%
SBH
54
Segall Bryant & Hamill
Illinois
$12.7M +$13.2M +47,909 New
Nordea Investment Management
55
Nordea Investment Management
Sweden
$12.1M -$645K -2,333 -5%
AI
56
Axiom Investors
Connecticut
$12M -$6.01M -21,736 -33%
Millennium Management
57
Millennium Management
New York
$11.6M -$37.3K -135 -0.3%
Lord, Abbett & Co
58
Lord, Abbett & Co
New Jersey
$11.5M -$441K -1,596 -4%
RhumbLine Advisers
59
RhumbLine Advisers
Massachusetts
$11.4M -$59.2K -214 -0.5%
PP
60
PDT Partners
New York
$11.2M
First Trust Advisors
61
First Trust Advisors
Illinois
$10.5M -$4.89M -17,694 -31%
Legal & General Group
62
Legal & General Group
United Kingdom
$9.99M -$1.06M -3,837 -9%
RS
63
Robeco Schweiz
Switzerland
$9.69M +$1.65M +5,953 +19%
HF
64
HRT Financial
New York
$9.48M +$4.79M +17,313 +94%
DILIC
65
Dai-ichi Life Insurance Company
Japan
$9.08M +$3.04M +10,997 +47%
GIA
66
GHP Investment Advisors
Colorado
$8.82M +$68.3K +247 +0.7%
Swiss National Bank
67
Swiss National Bank
Switzerland
$8.47M +$111K +400 +1%
NIP
68
Nicholas Investment Partners
California
$8.38M -$4.72M -17,066 -35%
Stifel Financial
69
Stifel Financial
Missouri
$7.69M +$3.19M +11,532 +66%
SCM
70
SG Capital Management
Illinois
$7.17M +$7.46M +26,991 New
IECM
71
Intrinsic Edge Capital Management
Illinois
$6.95M -$1.38M -5,000 -16%
Credit Agricole
72
Credit Agricole
France
$6.68M +$400K +1,446 +6%
LPL Financial
73
LPL Financial
California
$6.56M +$36.2K +131 +0.5%
First Eagle Investment Management
74
First Eagle Investment Management
New York
$6.55M -$526K -1,902 -7%
AAM
75
Advisors Asset Management
Colorado
$6.34M +$394K +1,426 +6%