IDXX icon

Idexx Laboratories
IDXX

Overview Fund Activity

1,126 hedge funds and large institutions have $30.9B invested in Idexx Laboratories in 2025 Q1 according to their latest regulatory filings, with 124 funds opening new positions, 460 increasing their positions, 348 reducing their positions, and 90 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,126
Holders Change
+17
Holders Change %
+1.53%
% of All Funds
15.3%
Holding in Top 10
18
Holding in Top 10 Change
+6
Holding in Top 10 Change %
+50%
% of All Funds
0.24%
New
124
Increased
460
Reduced
348
Closed
90
Calls
$68.7M
Puts
$105M
Net Calls
-$36.1M
Net Calls Change
+$20.8M

Top Buyers

1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$835M
2
Select Equity Group
Select Equity Group
New York
$195M
3
Principal Financial Group
Principal Financial Group
Iowa
$473M
4
DCP
Durable Capital Partners
Maryland
$153M
5
UBS AM
UBS AM
Illinois
$452M

Top Sellers

1
AllianceBernstein
AllianceBernstein
Tennessee
$76.4M
2
Alyeska Investment Group
Alyeska Investment Group
Illinois
$0
3
Franklin Resources
Franklin Resources
California
$233M
4
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
$86.7M
5
Millennium Management
Millennium Management
New York
$16.6M
Name Holding Trade Value Shares
Change 		Shares
Change %
MC
126
Martin Currie
United Kingdom
$33.3M +$2.63M +6,272 +9%
KBC Group
127
KBC Group
Belgium
$32.6M -$4.55M -10,826 -12%
BG
128
Bellevue Group
Switzerland
$32.3M -$16K -38 -0%
Canada Life
129
Canada Life
Manitoba, Canada
$31.8M +$947K +2,251 +3%
National Bank of Canada
130
National Bank of Canada
Quebec, Canada
$31.5M +$803K +1,911 +3%
New York State Teachers Retirement System (NYSTRS)
131
New York State Teachers Retirement System (NYSTRS)
New York
$28.4M -$1.95M -4,642 -6%
Mirae Asset Global ETFs Holdings
132
Mirae Asset Global ETFs Holdings
Hong Kong
$28.2M +$3.08M +7,328 +12%
VOYA Investment Management
133
VOYA Investment Management
Georgia
$27.5M +$1.23M +2,926 +5%
BIAS
134
Beacon Investment Advisory Services
New Jersey
$27.4M -$6.02M -14,326 -18%
Ninety One (UK)
135
Ninety One (UK)
United Kingdom
$27.1M -$2.7M -6,423 -9%
Teacher Retirement System of Texas
136
Teacher Retirement System of Texas
Texas
$27M +$15.6M +37,163 +137%
SEI Investments
137
SEI Investments
Pennsylvania
$26.8M +$12.4M +29,439 +85%
SDJVC
138
St. Denis J. Villere & Co
Louisiana
$26.4M +$152K +363 +0.6%
Verition Fund Management
139
Verition Fund Management
Connecticut
$26.4M +$16.8M +39,936 +175%
Manulife (Manufacturers Life Insurance)
140
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$26.1M -$7.95M -18,930 -23%
PP
141
Prudential plc
United Kingdom
$25.6M +$3.45M +8,214 +16%
WIM
142
Weitz Investment Management
Nebraska
$25.3M +$25.3M +60,300 New
Nomura Asset Management
143
Nomura Asset Management
Japan
$24.7M -$2.61M -6,225 -10%
State of Wisconsin Investment Board
144
State of Wisconsin Investment Board
Wisconsin
$24.6M +$2.29M +5,451 +10%
MIM
145
Manitou Investment Management
Ontario, Canada
$23.6M +$1.7M +4,052 +8%
Asset Management One
146
Asset Management One
Japan
$23.5M +$1.27M +3,028 +6%
Korea Investment Corp
147
Korea Investment Corp
South Korea
$22.9M -$2.65M -6,318 -10%
DDC
148
DF Dent & Co
Maryland
$22.8M +$439K +1,046 +2%
BIA
149
Biondo Investment Advisors
Pennsylvania
$22.6M +$4.65M +11,072 +26%
VIP
150
Vantage Investment Partners
Missouri
$22.3M +$22.3M +53,217 New
4 5
6
7 8