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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 %
ACA
326
Aptus Capital Advisors
Alabama
$4.19M +$5.88K +14 +0.1%
NIM
327
NEOS Investment Management
Connecticut
$4.19M +$1.24M +2,957 +42%
BCV
328
Banque Cantonale Vaudoise
Switzerland
$4.16M +$4.16M +9,900 New
CWM
329
CIBC World Markets
New York
$4.15M -$2.04M -4,867 -33%
IWC
330
Integrated Wealth Concepts
Massachusetts
$4.11M +$30.7K +73 +0.8%
PCM
331
Perkins Capital Management
Minnesota
$4.07M – – –
SOADOR
332
State of Alaska Department of Revenue
Alaska
$4.03M +$103K +245 +3%
EAM
333
Erste Asset Management
Austria
$4.02M +$2.65M +6,380 +194%
CAPTRUST Financial Advisors
334
CAPTRUST Financial Advisors
North Carolina
$4.02M +$1.57M +3,746 +64%
SGA
335
Strategic Global Advisors
California
$4M -$152K -361 -4%
CRC
336
Curi RMB Capital
Illinois
$4M +$1.03M +2,453 +35%
GAM
337
Generali Asset Management
Italy
$3.94M -$712K -1,695 -15%
TC
338
Tsai Capital
New York
$3.87M +$180K +428 +5%
TPSF
339
Texas Permanent School Fund
Texas
$3.85M +$3.85M +8,897 New
CS
340
Cannell & Spears
New York
$3.81M +$3.32M +7,901 +675%
SCM
341
Sterling Capital Management
North Carolina
$3.8M -$584K -1,390 -13%
Lazard Asset Management
342
Lazard Asset Management
New York
$3.77M +$507K +1,208 +16%
IG
343
ING Group
Netherlands
$3.74M -$1.02M -2,437 -21%
OSAM
344
O'Shaughnessy Asset Management
Connecticut
$3.73M +$958K +2,281 +35%
Impax Asset Management Group
345
Impax Asset Management Group
United Kingdom
$3.72M +$128K +304 +4%
Susquehanna International Group
346
Susquehanna International Group
Pennsylvania
$3.7M -$14.9M -35,450 -80%
EI
347
Ethic Inc
New York
$3.62M +$1.02M +2,432 +39%
HL
348
HeadInvest LLC
Maine
$3.59M -$89K -212 -2%
AHC
349
Anderson Hoagland & Co
Missouri
$3.58M – – –
UF
350
Univest Financial
Pennsylvania
$3.58M +$2.6M +6,193 +267%
12 13
14
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