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Idexx Laboratories

1,297 hedge funds and large institutions have $46.1B invested in Idexx Laboratories in 2025 Q3 according to their latest regulatory filings, with 162 funds opening new positions, 413 increasing their positions, 490 reducing their positions, and 75 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

6% more funds holding

Funds holding: 1,2291,297 (+68)

2.42% less ownership

Funds ownership: 92.62%90.2% (-2.4%)

16% less repeat investments, than reductions

Existing positions increased: 413 | Existing positions reduced: 490

Holders
1,297
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
27
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$175M
Puts
$144M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Mackenzie Financial
101
Mackenzie Financial
Ontario, Canada
$66.3M
SEI Investments
102
SEI Investments
Pennsylvania
$66.1M
BNP Paribas Asset Management
103
BNP Paribas Asset Management
France
$64.4M
AllianceBernstein
104
AllianceBernstein
Tennessee
$63.3M
A
105
AustralianSuper
Australia
$61.3M
SIMG
106
Stephens Investment Management Group
Texas
$61.1M
RMDI
107
R.M. Davis Inc
Maine
$61.1M
RP
108
Riverbridge Partners
Minnesota
$61M
MIM
109
Manitou Investment Management
Ontario, Canada
$60.7M
Westfield Capital Management
110
Westfield Capital Management
Massachusetts
$60.1M
Aberdeen Group
111
Aberdeen Group
United Kingdom
$58.3M
Royal London Asset Management
112
Royal London Asset Management
United Kingdom
$57.6M
BPCE
113
Bank Pictet & Cie (Europe)
Germany
$56.9M
CC
114
Chicago Capital
Illinois
$54.8M
MJRIC
115
Mogy Joel R Investment Counsel
California
$54.5M
PFM
116
Premier Fund Managers
United Kingdom
$52.4M
LFG
117
Lazard Frères Gestion
France
$50.3M
QCMNJ
118
Quantum Capital Management (New Jersey)
New Jersey
$49.7M
VRS
119
Virginia Retirement Systems
Virginia
$49.1M
BG
120
Bellevue Group
Switzerland
$48.9M
Canada Life
121
Canada Life
Manitoba, Canada
$48.7M
State Board of Administration of Florida Retirement System
122
State Board of Administration of Florida Retirement System
Florida
$48.4M
Allianz Asset Management
123
Allianz Asset Management
Germany
$47.3M
LPPI
124
Local Pensions Partnership Investment
United Kingdom
$46.2M
BDLIB
125
Banque de Luxembourg Investments (BLI)
Luxembourg
$44.1M