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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
15.29%
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
+$347M
2
Select Equity Group
Select Equity Group
New York
+$195M
3
Principal Financial Group
Principal Financial Group
Iowa
+$174M
4
DCP
Durable Capital Partners
Maryland
+$153M
5
UBS AM
UBS AM
Illinois
+$122M

Top Sellers

1
AllianceBernstein
AllianceBernstein
Tennessee
-$444M
2
Alyeska Investment Group
Alyeska Investment Group
Illinois
-$156M
3
Franklin Resources
Franklin Resources
California
-$131M
4
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
-$96M
5
Millennium Management
Millennium Management
New York
-$91M
Name Holding Trade Value Shares
Change 		Shares
Change %
Group One Trading
976
Group One Trading
Illinois
$37K +$34.9K +83 +1,660%
AAP
977
Arax Advisory Partners
Colorado
$36.5K -$117K -279 -76%
WA
978
WPG Advisers
Maryland
$36.5K -$3.36K -8 -8%
WB
979
Webster Bank
Connecticut
$36.5K – – –
FCG
980
Financial Connections Group
California
$35K – – –
MIFH
981
Migdal Insurance & Financial Holdings
Israel
$35K +$12.5K +30 +56%
CSB
982
City State Bank
Iowa
$32.8K – – –
HI
983
Harbour Investments
Wisconsin
$32.3K -$1.26K -3 -4%
SIS
984
Strategic Investment Solutions
Illinois
$31.9K – – –
FUBT
985
First United Bank & Trust
Maryland
$31.5K -$2.52K -6 -7%
EB
986
Eastern Bank
Massachusetts
$31.1K -$44.1K -105 -59%
RWM
987
Rialto Wealth Management
New York
$30.2K – – –
HIIFS
988
Harel Insurance Investments & Financial Services
Israel
$29K -$11.5K -27 -28%
GCGDR
989
Geo Capital Gestora de Recursos
Brazil
$29K +$2.99K +7 +11%
MCM
990
MV Capital Management
Maryland
$28.1K +$840 +2 +3%
CCA
991
Catalyst Capital Advisors
New York
$26.9K – – –
MWM
992
MorganRosel Wealth Management
Colorado
$26.5K +$26.5K +63 New
DIP
993
DT Investment Partners
Pennsylvania
$26K – – –
FMII
994
Farmers & Merchants Investments Inc
Nebraska
$25.2K – – –
CA
995
CoreCap Advisors
Michigan
$24.8K -$12.2K -29 -33%
CT
996
Colonial Trust
South Carolina
$23.1K -$12.6K -30 -35%
RI
997
Ridgewood Investments
New Jersey
$23.1K – – –
JWA
998
JFS Wealth Advisors
Pennsylvania
$22.7K -$6.72K -16 -23%
BIA
999
Bell Investment Advisors
California
$21.8K +$4.2K +10 +24%
SO
1000
Sierra Ocean
California
$21K -$2.1K -5 -9%
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