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Idexx Laboratories
IDXX

Overview Fund Activity

1,215 hedge funds and large institutions have $39.8B invested in Idexx Laboratories in 2025 Q2 according to their latest regulatory filings, with 195 funds opening new positions, 422 increasing their positions, 411 reducing their positions, and 90 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,215
Holders Change
+89
Holders Change %
+7.9%
% of All Funds
16.3%
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
422
Reduced
411
Closed
90
Calls
$112M
Puts
$133M
Net Calls
-$21M
Net Calls Change
+$15.1M

Top Buyers

1
Polen Capital Management
Polen Capital Management
Florida
$641M
2
Bank of New York Mellon
Bank of New York Mellon
New York
$778M
3
GIM
Generation Investment Management
United Kingdom
$304M
4
CIBC Private Wealth Group
CIBC Private Wealth Group
Georgia
$201M
5
Schroder Investment Management Group
Schroder Investment Management Group
United Kingdom
$169M

Top Sellers

1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$288M
2
BlackRock
BlackRock
New York
$4.49B
3
Flossbach Von Storch
Flossbach Von Storch
Germany
$129M
4
DCP
Durable Capital Partners
Maryland
$0
5
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
$3.27M
Name Holding Trade Value Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$5.3B +$10.8M +20,048 +0.2%
BlackRock
2
BlackRock
New York
$4.49B -$177M -329,092 -4%
State Street
3
State Street
Massachusetts
$1.91B -$51.2M -95,454 -3%
Fundsmith LLP
4
Fundsmith LLP
United Kingdom
$1.42B -$4.85M -9,042 -0.3%
Geode Capital Management
5
Geode Capital Management
Massachusetts
$1.32B +$29.1M +54,402 +2%
BAMCO Inc
6
BAMCO Inc
New York
$1.09B -$14.6M -27,157 -1%
Morgan Stanley
7
Morgan Stanley
New York
$892M +$2.67M +4,981 +0.3%
Bank of New York Mellon
8
Bank of New York Mellon
New York
$778M +$475M +884,808 +156%
Polen Capital Management
9
Polen Capital Management
Florida
$641M +$641M +1,195,425 New
Invesco
10
Invesco
Georgia
$621M -$4.25M -7,925 -0.7%
Principal Financial Group
11
Principal Financial Group
Iowa
$605M +$940K +1,753 +0.2%
William Blair & Company
12
William Blair & Company
Illinois
$580M -$5.51M -10,265 -0.9%
UBS AM
13
UBS AM
Illinois
$574M -$3.39M -6,329 -0.6%
Northern Trust
14
Northern Trust
Illinois
$513M +$27.9M +52,024 +6%
American Century Companies
15
American Century Companies
Missouri
$458M -$7.95M -14,831 -2%
FIS
16
Fundsmith Investment Services
Mauritius
$453M -$5.23M -9,743 -1%
William Blair Investment Management
17
William Blair Investment Management
Illinois
$367M +$25.7M +47,977 +8%
Capital Research Global Investors
18
Capital Research Global Investors
California
$367M +$9.2M +17,156 +3%
Amundi
19
Amundi
France
$367M -$25.7M -47,439 -7%
Legal & General Group
20
Legal & General Group
United Kingdom
$348M +$6.31M +11,768 +2%
Macquarie Group
21
Macquarie Group
Australia
$323M -$28.8M -53,757 -8%
Franklin Resources
22
Franklin Resources
California
$318M +$20.5M +38,202 +7%
Goldman Sachs
23
Goldman Sachs
New York
$316M +$53.5M +99,842 +20%
Select Equity Group
24
Select Equity Group
New York
$308M +$58.9M +109,767 +24%
GIM
25
Generation Investment Management
United Kingdom
$304M +$304M +567,322 New
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