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Idexx Laboratories
IDXX

Overview Fund Activity

1,207 hedge funds and large institutions have $39.5B invested in Idexx Laboratories in 2025 Q2 according to their latest regulatory filings, with 195 funds opening new positions, 416 increasing their positions, 410 reducing their positions, and 90 closing their positions.

Holders
1,207
Holders Change
+81
Holders Change %
+7.19%
% of All Funds
16.21%
Holding in Top 10
22
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+22.22%
% of All Funds
0.3%
New
195
Increased
416
Reduced
410
Closed
90
Calls
$84.6M
Puts
$104M
Net Calls
-$19.5M
Net Calls Change
+$16.7M

Top Buyers

1
Polen Capital Management
1
Polen Capital Management
Florida
$641M
2
Bank of New York Mellon
2
Bank of New York Mellon
New York
$778M
3
GIM
3
Generation Investment Management
United Kingdom
$304M
4
Norges Bank
4
Norges Bank
Norway
$222M
5
MBI
5
Montrusco Bolton Investments
Quebec, Canada
$224M

Top Sellers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$288M
2
BlackRock
2
BlackRock
New York
$4.49B
3
Flossbach Von Storch
3
Flossbach Von Storch
Germany
$129M
4
DCP
4
Durable Capital Partners
Maryland
$0
5
Qube Research & Technologies (QRT)
5
Qube Research & Technologies (QRT)
United Kingdom
$3.27M
Name Market Value Shares Shares
Change 		Shares
Change %
WF
76
Welch & Forbes
Massachusetts
$90.7M 169,017 -829 -0.5%
RPI
77
Railway Pension Investments
United Kingdom
$82.8M 154,330 -10,800 -7%
LCP
78
LGT Capital Partners
Switzerland
$80.2M 149,571 -5,567 -4%
Mackenzie Financial
79
Mackenzie Financial
Ontario, Canada
$80.2M 149,522 +1,199 +0.8%
VOYA Investment Management
80
VOYA Investment Management
Georgia
$79.7M 148,692 +83,110 +127%
California Public Employees Retirement System
81
California Public Employees Retirement System
California
$79.6M 148,408 +6,706 +5%
PFM
82
Premier Fund Managers
United Kingdom
$77.6M 146,128 +115,351 +375%
RG
83
Rathbones Group
United Kingdom
$73.6M 137,219 -6,549 -5%
Citigroup
84
Citigroup
New York
$73.4M 136,782 +4,546 +3%
ProShare Advisors
85
ProShare Advisors
Maryland
$72.7M 135,564 +53 +0%
Fiera Capital (Canada)
86
Fiera Capital (Canada)
Quebec, Canada
$71.9M 134,098 -3,490 -3%
LWCFA
87
Loring Wolcott & Coolidge Fiduciary Advisors
Massachusetts
$70.6M 131,683 -2,092 -2%
California State Teachers Retirement System (CalSTRS)
88
California State Teachers Retirement System (CalSTRS)
California
$69.1M 128,836 +2,742 +2%
Allianz Asset Management
89
Allianz Asset Management
Germany
$67.7M 126,290 -11,874 -9%
EAM
90
EULAV Asset Management
Florida
$67.7M 126,217 +2 +0%
Bank of Montreal
91
Bank of Montreal
Ontario, Canada
$65M 121,101 +21,132 +21%
SEI Investments
92
SEI Investments
Pennsylvania
$64.7M 120,587 +56,692 +89%
Corient Private Wealth
93
Corient Private Wealth
Florida
$63.1M 139,059 +18,555 +15%
TCCM
94
Two Creeks Capital Management
New York
$61.4M 114,459 -45,795 -29%
National Pension Service
95
National Pension Service
South Korea
$61.3M 114,378 -12,022 -10%
Kayne Anderson Rudnick Investment Management
96
Kayne Anderson Rudnick Investment Management
California
$59.5M 111,016 -8,171 -7%
FCM
97
Frontier Capital Management
Massachusetts
$58.5M 109,065 -6,851 -6%
AllianceBernstein
98
AllianceBernstein
Tennessee
$58.4M 108,798 -73,094 -40%
Brown Advisory
99
Brown Advisory
Maryland
$58.3M 108,761 -10,408 -9%
BFS
100
Bradley Foster & Sargent
Connecticut
$56.2M 104,695 +846 +0.8%
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4
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