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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 %
Brown Advisory
101
Brown Advisory
Maryland
$58.3M -$5.58M -10,408 -9%
BFS
102
Bradley Foster & Sargent
Connecticut
$56.2M +$454K +846 +0.8%
QCMNJ
103
Quantum Capital Management (New Jersey)
New Jersey
$56M -$7.05M -13,140 -11%
SIMG
104
Stephens Investment Management Group
Texas
$55.4M -$4.32M -8,059 -7%
Los Angeles Capital Management
105
Los Angeles Capital Management
California
$54.8M +$44M +82,053 +407%
RMDI
106
R.M. Davis Inc
Maine
$54.4M -$830K -1,548 -2%
BNP Paribas Asset Management
107
BNP Paribas Asset Management
France
$53.5M -$122K -228 -0.2%
RP
108
Riverbridge Partners
Minnesota
$53.3M -$1.7M -3,162 -3%
BDLIB
109
Banque de Luxembourg Investments (BLI)
Luxembourg
$52.5M -$10.9M -20,500 -17%
MIM
110
Manitou Investment Management
Ontario, Canada
$51.2M +$21M +39,233 +70%
Aberdeen Group
111
Aberdeen Group
United Kingdom
$49.7M +$1.34M +2,506 +3%
Royal London Asset Management
112
Royal London Asset Management
United Kingdom
$48.8M -$499K -930 -1%
LFRG
113
Lazard Frères Gestion
France
$48.8M +$5.19M +9,671 +12%
Thrivent Financial for Lutherans
114
Thrivent Financial for Lutherans
Minnesota
$48.2M -$6.33M -11,807 -12%
BPCE
115
Bank Pictet & Cie (Europe)
Germany
$47.7M – – –
PI
116
PineBridge Investments
New York
$46.7M -$11.4M -21,258 -20%
CC
117
Chicago Capital
Illinois
$46.3M -$524K -977 -1%
KBC Group
118
KBC Group
Belgium
$45.9M +$4.36M +8,130 +10%
MJRIC
119
Mogy Joel R Investment Counsel
California
$45.7M -$291K -543 -0.6%
Canada Pension Plan Investment Board
120
Canada Pension Plan Investment Board
Ontario, Canada
$45.4M +$1.69M +3,154 +4%
MC
121
Martin Currie
United Kingdom
$44.1M +$1.63M +3,039 +4%
State Board of Administration of Florida Retirement System
122
State Board of Administration of Florida Retirement System
Florida
$43.3M +$202K +376 +0.5%
National Bank of Canada
123
National Bank of Canada
Quebec, Canada
$43M +$2.8M +5,215 +7%
CS
124
Candriam SCA
Luxembourg
$42.4M -$1.7M -3,163 -4%
Millennium Management
125
Millennium Management
New York
$42.3M +$21.1M +39,270 +99%
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5
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