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Idexx Laboratories

1,301 hedge funds and large institutions have $40.2B invested in Idexx Laboratories in 2026 Q1 according to their latest regulatory filings, with 121 funds opening new positions, 428 increasing their positions, 514 reducing their positions, and 173 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

less funds holding

Funds holding:

less ownership

Funds ownership:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

22% less capital invested

Capital invested by funds: $51.8B → $40.2B (-$11.6B)

30% less first-time investments, than exits

New positions opened: 121 | Existing positions closed: 173

36% less funds holding in top 10

Funds holding in top 10: 2516 (-9)

Holders
1,301
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
16
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$77.4M
Puts
$52.2M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
GAM
126
Gotham Asset Management
New York
$45.2M
CC
127
Chicago Capital
Illinois
$43.5M
Aviva
128
Aviva
United Kingdom
$41.4M
State Board of Administration of Florida Retirement System
129
State Board of Administration of Florida Retirement System
Florida
$40.2M
Fiera Capital (Canada)
130
Fiera Capital (Canada)
Quebec, Canada
$40M
Canada Life
131
Canada Life
Manitoba, Canada
$39.7M
Millennium Management
132
Millennium Management
New York
$39.6M
Teacher Retirement System of Texas
133
Teacher Retirement System of Texas
Texas
$39.5M
National Bank of Canada
134
National Bank of Canada
Quebec, Canada
$39.3M
Prudential Financial
135
Prudential Financial
New Jersey
$39.2M
MIM
136
Manitou Investment Management
Ontario, Canada
$39.1M
Adage Capital Partners
137
Adage Capital Partners
Massachusetts
$38.4M
LFG
138
Lazard Frères Gestion
France
$37.8M
New York State Teachers Retirement System (NYSTRS)
139
New York State Teachers Retirement System (NYSTRS)
New York
$37.7M
BDLIB
140
Banque de Luxembourg Investments (BLI)
Luxembourg
$37.4M
TCG
141
Tremblant Capital Group
Florida
$36.3M
Natixis Advisors
142
Natixis Advisors
Massachusetts
$36.2M
CS
143
Candriam SCA
Luxembourg
$36M
AS
144
Aware Super
Australia
$34.1M
Focus Partners Wealth
145
Focus Partners Wealth
Massachusetts
$33.8M
BIAS
146
Beacon Investment Advisory Services
New Jersey
$33M
LPPI
147
Local Pensions Partnership Investment
United Kingdom
$32.7M
CRC
148
Curi RMB Capital
Illinois
$32.1M
QCMNJ
149
Quantum Capital Management (New Jersey)
New Jersey
$31.6M
Thrivent Financial for Lutherans
150
Thrivent Financial for Lutherans
Minnesota
$31.6M