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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 %
YC
776
Yarbrough Capital
Tennessee
$326K – – –
IAIM
777
International Assets Investment Management
Florida
$324K -$101K -241 -24%
MPM
778
MBB Public Markets
Illinois
$323K +$323K +768 New
BSI
779
Bennett Selby Investments
Maine
$322K +$116K +277 +57%
TGAM
780
TBH Global Asset Management
Tennessee
$321K -$8.82K -21 -3%
Simplex Trading
781
Simplex Trading
Illinois
$320K +$320K +762 New
MG
782
Mather Group
Illinois
$319K +$138K +329 +76%
CAG
783
Csenge Advisory Group
Florida
$318K -$70.3K -171 -18%
CSI
784
Clark & Stuart Inc
Maine
$317K – – –
SAM
785
Smartleaf Asset Management
Massachusetts
$317K +$52.4K +126 +20%
ACP
786
Aviance Capital Partners
Florida
$315K – – –
AFT
787
Alpha Family Trust
California
$315K +$31.5K +75 +11%
FRA
788
Frank Rimerman Advisors
California
$315K +$98.7K +235 +46%
TIM
789
Thompson Investment Management
Wisconsin
$315K – – –
GWM
790
Geneos Wealth Management
Colorado
$315K +$213K +507 +210%
OIA
791
OneDigital Investment Advisors
Kansas
$312K +$76K +181 +32%
GCS
792
Gordian Capital (Singapore)
Singapore
$312K +$312K +750 New
PIM
793
Penobscot Investment Management
Massachusetts
$311K – – –
NWAG
794
Net Worth Advisory Group
Utah
$310K -$110K -263 -26%
FFA
795
Florida Financial Advisors
Florida
$309K -$48.3K -115 -14%
CFA
796
Cahill Financial Advisors
Minnesota
$308K -$10.5K -25 -3%
WA
797
Waverly Advisors
Alabama
$307K +$29.4K +70 +11%
TWP
798
Triad Wealth Partners
Kansas
$304K +$304K +723 New
BBHC
799
Brown Brothers Harriman & Co
New York
$302K -$6.72K -16 -2%
CPIG
800
Chicago Partners Investment Group
Illinois
$301K -$21.4K -44 -7%
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