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Idexx Laboratories
IDXX

Overview Fund Activity

1,207 hedge funds and large institutions have $39.5B invested in Idexx Laboratories in 2025 Q2 according to their latest regulatory filings, with 195 funds opening new positions, 416 increasing their positions, 410 reducing their positions, and 90 closing their positions.

Holders
1,207
Holders Change
+81
Holders Change %
+7.19%
% of All Funds
16.21%
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
416
Reduced
410
Closed
90
Calls
$84.6M
Puts
$104M
Net Calls
-$19.5M
Net Calls Change
+$16.7M

Top Buyers

1
Polen Capital Management
1
Polen Capital Management
Florida
$641M
2
Bank of New York Mellon
2
Bank of New York Mellon
New York
$778M
3
GIM
3
Generation Investment Management
United Kingdom
$304M
4
Norges Bank
4
Norges Bank
Norway
$222M
5
MBI
5
Montrusco Bolton Investments
Quebec, Canada
$224M

Top Sellers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$288M
2
BlackRock
2
BlackRock
New York
$4.49B
3
Flossbach Von Storch
3
Flossbach Von Storch
Germany
$129M
4
DCP
4
Durable Capital Partners
Maryland
$0
5
Qube Research & Technologies (QRT)
5
Qube Research & Technologies (QRT)
United Kingdom
$3.27M
Name Market Value Shares Shares
Change 		Shares
Change %
JWM
1251
JFG Wealth Management
Colorado
– – -853 Closed
GS
1252
GTS Securities
New York
– – -837 Closed
GA
1253
Goldstein Advisors
Wisconsin
– – -826 Closed
SB
1254
SIG Brokerage
New York
– – -782 Closed
Simplex Trading
1255
Simplex Trading
Illinois
– – -762 Closed
PP
1256
Paloma Partners
Connecticut
– – -659 Closed
Fisher Asset Management
1257
Fisher Asset Management
Washington
– – -643 Closed
WEG
1258
World Equity Group
Illinois
– – -587 Closed
OR
1259
Olympiad Research
Connecticut
– – -542 Closed
CFAM
1260
Center For Asset Management
Florida
– – -538 Closed
SP
1261
SIH Partners
Delaware
– – -533 Closed
N
1262
Numerai
California
– – -531 Closed
PTC
1263
Petrus Trust Company
Texas
– – -523 Closed
PCM
1264
Prelude Capital Management
New York
– – -512 Closed
MM
1265
MQS Management
New York
– – -509 Closed
AFS
1266
Anderson Financial Strategies
Ohio
– – -468 Closed
CIAM
1267
Caitong International Asset Management
Hong Kong
– – -410 Closed
SC
1268
Steph & Co
Wisconsin
– – -365 Closed
AF
1269
Atala Financial
California
– – -246 Closed
QC
1270
Quent Capital
New York
– – -236 Closed
MFA
1271
McClarren Financial Advisors
Pennsylvania
– – -185 Closed
BOJHT
1272
Bank of Jackson Hole Trust
Wyoming
– – -90 Closed
MIFH
1273
Migdal Insurance & Financial Holdings
Israel
– – -84 Closed
SIS
1274
Strategic Investment Solutions
Illinois
– – -76 Closed
RTC
1275
Riverview Trust Company
Washington
– – -48 Closed
49 50
51
52 53