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Idexx Laboratories

1,365 hedge funds and large institutions have $51.6B invested in Idexx Laboratories in 2025 Q4 according to their latest regulatory filings, with 179 funds opening new positions, 480 increasing their positions, 478 reducing their positions, and 78 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

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

more capital invested

Capital invested by funds: $ → $

more ownership

Funds ownership:

5% more funds holding

Funds holding: 1,2971,365 (+68)

0% more repeat investments, than reductions

Existing positions increased: 480 | Existing positions reduced: 478

7% less funds holding in top 10

Funds holding in top 10: 2725 (-2)

Holders
1,365
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
25
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$113M
Puts
$97.8M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
SIM
101
Seilern Investment Management
United Kingdom
$68.2M
AllianceBernstein
102
AllianceBernstein
Tennessee
$67.2M
Fiera Capital (Canada)
103
Fiera Capital (Canada)
Quebec, Canada
$66.1M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
104
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$66M
SIMG
105
Stephens Investment Management Group
Texas
$65.9M
BG
106
Bellevue Group
Switzerland
$64M
RMDI
107
R.M. Davis Inc
Maine
$63.2M
Royal London Asset Management
108
Royal London Asset Management
United Kingdom
$61M
Aberdeen Group
109
Aberdeen Group
United Kingdom
$60.9M
RP
110
Riverbridge Partners
Minnesota
$60.7M
BPCE
111
Bank Pictet & Cie (Europe)
Germany
$60.2M
MJRIC
112
Mogy Joel R Investment Counsel
California
$57.9M
CC
113
Chicago Capital
Illinois
$57.8M
Natixis Advisors
114
Natixis Advisors
Massachusetts
$51.9M
QCMNJ
115
Quantum Capital Management (New Jersey)
New Jersey
$51.7M
Assenagon Asset Management
116
Assenagon Asset Management
Luxembourg
$51.2M
State Board of Administration of Florida Retirement System
117
State Board of Administration of Florida Retirement System
Florida
$49.5M
Mitsubishi UFJ Trust & Banking
118
Mitsubishi UFJ Trust & Banking
Japan
$49M
Aviva
119
Aviva
United Kingdom
$48.5M
LCIP
120
Life Cycle Investment Partners
$47.9M
MIM
121
Manitou Investment Management
Ontario, Canada
$46.7M
VRS
122
Virginia Retirement Systems
Virginia
$45.4M
Canada Life
123
Canada Life
Manitoba, Canada
$45.3M
New York State Teachers Retirement System (NYSTRS)
124
New York State Teachers Retirement System (NYSTRS)
New York
$45M
ZIG
125
Zurich Insurance Group
Switzerland
$44.6M