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Idexx Laboratories

1,271 hedge funds and large institutions have $45.9B invested in Idexx Laboratories in 2025 Q3 according to their latest regulatory filings, with 159 funds opening new positions, 403 increasing their positions, 483 reducing their positions, and 76 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 funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

4% more funds holding

Funds holding: 1,2221,271 (+49)

2.76% less ownership

Funds ownership: 92.55%89.78% (-2.8%)

17% less repeat investments, than reductions

Existing positions increased: 403 | Existing positions reduced: 483

Holders
1,271
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
26
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$175M
Puts
$142M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Vontobel Holding
76
Vontobel Holding
Switzerland
$94.2M
Citigroup
77
Citigroup
New York
$92.3M
SIM
78
Seilern Investment Management
United Kingdom
$90.3M
Bank of Montreal
79
Bank of Montreal
Ontario, Canada
$88.9M
Los Angeles Capital Management
80
Los Angeles Capital Management
California
$86.5M
AQR Capital Management
81
AQR Capital Management
Connecticut
$85.4M
Fiera Capital (Canada)
82
Fiera Capital (Canada)
Quebec, Canada
$83.4M
Kayne Anderson Rudnick Investment Management
83
Kayne Anderson Rudnick Investment Management
California
$83.2M
LWCFA
84
Loring Wolcott & Coolidge Fiduciary Advisors
Massachusetts
$81.2M
California State Teachers Retirement System (CalSTRS)
85
California State Teachers Retirement System (CalSTRS)
California
$80.9M
EAM
86
EULAV Asset Management
Florida
$80.6M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
87
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$80.6M
LCP
88
LGT Capital Partners
Switzerland
$76.9M
RG
89
Rathbones Group
United Kingdom
$75.1M
National Pension Service
90
National Pension Service
South Korea
$74.8M
Corient Private Wealth
91
Corient Private Wealth
Florida
$74.2M
VOYA Investment Management
92
VOYA Investment Management
Georgia
$72.9M
Universal-Beteiligungs- und Servicegesellschaft
93
Universal-Beteiligungs- und Servicegesellschaft
Germany
$72.4M
Flossbach Von Storch
94
Flossbach Von Storch
Germany
$70.6M
ProShare Advisors
95
ProShare Advisors
Maryland
$69.6M
Federated Hermes
96
Federated Hermes
Pennsylvania
$69.6M
Brown Advisory
97
Brown Advisory
Maryland
$69.5M
FCM
98
Frontier Capital Management
Massachusetts
$69.2M
BFS
99
Bradley Foster & Sargent
Connecticut
$67.2M
Mackenzie Financial
100
Mackenzie Financial
Ontario, Canada
$66.3M