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Idexx Laboratories

1,309 hedge funds and large institutions have $40.2B invested in Idexx Laboratories in 2026 Q1 according to their latest regulatory filings, with 121 funds opening new positions, 432 increasing their positions, 517 reducing their positions, and 172 closing their positions.

New
Increased
Maintained
Reduced
Closed

48% more call options, than puts

Call options by funds: $77.4M | Put options by funds: $52.2M

5% less funds holding

Funds holding: 1,3841,309 (-75)

11.22% less ownership

Funds ownership: 101.23%90% (-11%)

16% less repeat investments, than reductions

Existing positions increased: 432 | Existing positions reduced: 517

22% less capital invested

Capital invested by funds: $51.8B → $40.2B (-$11.6B)

30% less first-time investments, than exits

New positions opened: 121 | Existing positions closed: 172

36% less funds holding in top 10

Funds holding in top 10: 2516 (-9)

Holders
1,309
Holders Change
-75
Holders Change %
-5.42%
% of All Funds
16.12%
Holding in Top 10
16
Holding in Top 10 Change
-9
Holding in Top 10 Change %
-36%
% of All Funds
0.2%
New
121
Increased
432
Reduced
517
Closed
172
Calls
$77.4M
Puts
$52.2M
Net Calls
+$25.2M
Net Calls Change
+$7.38M
Name Holding Trade Value Shares
Change
Change in
Stake
LCP
101
LGT Capital Partners
Switzerland
$60.7M +$1.29M +2,018 +2%
BFS
102
Bradley Foster & Sargent
Connecticut
$58.2M -$666K -1,039 -1%
SIMG
103
Stephens Investment Management Group
Texas
$57.4M +$3.02M +4,715 +5%
Kayne Anderson Rudnick Investment Management
104
Kayne Anderson Rudnick Investment Management
California
$56.7M -$7.87M -12,267 -11%
Squarepoint
105
Squarepoint
New York
$56.4M +$27.5M +42,885 +75%
QCM
106
Quantinno Capital Management
New York
$56.1M +$28.8M +44,875 +82%
WorldQuant Millennium Advisors
107
WorldQuant Millennium Advisors
New York
$55.3M +$63.1M +98,355 New
AQR Capital Management
108
AQR Capital Management
Connecticut
$53.8M -$11.6M -18,049 -16%
SEI Investments
109
SEI Investments
Pennsylvania
$53.1M -$26.5M -41,390 -30%
VOYA Investment Management
110
VOYA Investment Management
Georgia
$52.8M -$14.9M -23,203 -20%
Aberdeen Group
111
Aberdeen Group
United Kingdom
$52.4M +$2.13M +3,314 +4%
RMDI
112
R.M. Davis Inc
Maine
$51.7M -$975K -1,520 -2%
FGP
113
Freestone Grove Partners
California
$50.9M +$58M +90,516 New
BG
114
Bellevue Group
Switzerland
$50.1M -$3.47M -5,408 -6%
BPCE
115
Bank Pictet & Cie (Europe)
Germany
$50M
Lord, Abbett & Co
116
Lord, Abbett & Co
New Jersey
$49.6M -$63.3M -98,762 -53%
Citadel Advisors
117
Citadel Advisors
Florida
$49.2M +$44.7M +69,723 +391%
Assenagon Asset Management
118
Assenagon Asset Management
Luxembourg
$48.2M +$6.56M +10,226 +14%
Qube Research & Technologies (QRT)
119
Qube Research & Technologies (QRT)
United Kingdom
$48.1M +$45.2M +70,431 +463%
MJRIC
120
Mogy Joel R Investment Counsel
California
$48M -$34K -53 -0.1%
Mitsubishi UFJ Trust & Banking
121
Mitsubishi UFJ Trust & Banking
Japan
$48M +$8.3M +12,950 +18%
Baird Financial Group
122
Baird Financial Group
Wisconsin
$46.4M +$20.8M +32,384 +65%
RP
123
Riverbridge Partners
Minnesota
$46.4M -$4.6M -7,175 -8%
Canada Pension Plan Investment Board
124
Canada Pension Plan Investment Board
Ontario, Canada
$45.7M -$66.1M -103,049 -56%
SIM
125
Seilern Investment Management
United Kingdom
$45.4M -$12.8M -19,959 -20%