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Idexx Laboratories

1,384 hedge funds and large institutions have $51.8B invested in Idexx Laboratories in 2025 Q4 according to their latest regulatory filings, with 188 funds opening new positions, 483 increasing their positions, 482 reducing their positions, and 78 closing their positions.

New
Increased
Maintained
Reduced
Closed

141% more first-time investments, than exits

New positions opened: 188 | Existing positions closed: 78

18% more call options, than puts

Call options by funds: $116M | Put options by funds: $97.8M

12% more capital invested

Capital invested by funds: $46.1B → $51.8B (+$5.72B)

10.98% more ownership

Funds ownership: 90.24%101.23% (+11%)

6% more funds holding

Funds holding: 1,3011,384 (+83)

0% more repeat investments, than reductions

Existing positions increased: 483 | Existing positions reduced: 482

7% less funds holding in top 10

Funds holding in top 10: 2725 (-2)

Holders
1,384
Holders Change
+83
Holders Change %
+6.38%
% of All Funds
16.84%
Holding in Top 10
25
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-7.41%
% of All Funds
0.3%
New
188
Increased
483
Reduced
482
Closed
78
Calls
$116M
Puts
$97.8M
Net Calls
+$17.8M
Net Calls Change
-$13.1M
Name Holding Trade Value Shares
Change
Change in
Stake
FIS
26
Fundsmith Investment Services
Mauritius
$375M -$91.6M -134,498 -20%
Arrowstreet Capital
27
Arrowstreet Capital
Massachusetts
$372M +$249M +365,274 +197%
Dimensional Fund Advisors
28
Dimensional Fund Advisors
Texas
$372M +$3.79M +5,565 +1%
Norges Bank
29
Norges Bank
Norway
$332M +$334M +491,131 New
Bank of America
30
Bank of America
North Carolina
$330M -$667K -980 -0.2%
N
31
Nuveen
North Carolina
$315M +$12.2M +17,876 +4%
William Blair Investment Management
32
William Blair Investment Management
Illinois
$299M -$12.1M -17,695 -4%
NAMI
33
Nomura Asset Management International
Pennsylvania
$292M +$294M +432,059 New
CC
34
Capital Counsel
New York
$289M -$3.85M -5,647 -1%
Royal Bank of Canada
35
Royal Bank of Canada
Ontario, Canada
$269M +$41.3M +60,573 +18%
CIBC Private Wealth Group
36
CIBC Private Wealth Group
Georgia
$245M -$5.22M -7,668 -2%
Deutsche Bank
37
Deutsche Bank
Germany
$242M +$3.23M +4,747 +1%
Schroder Investment Management Group
38
Schroder Investment Management Group
United Kingdom
$226M +$7.82M +11,482 +4%
RPI
39
Railway Pension Investments
United Kingdom
$221M +$20.1M +29,550 +10%
Bessemer Group
40
Bessemer Group
New Jersey
$211M -$27.9M -40,919 -12%
KBC Group
41
KBC Group
Belgium
$209M +$91.6M +134,493 +77%
A
42
AustralianSuper
Australia
$203M +$139M +204,307 +213%
ClearBridge Investments
43
ClearBridge Investments
New York
$198M +$8.24M +12,101 +4%
UBS Group
44
UBS Group
Switzerland
$193M -$44.9M -65,941 -19%
Neuberger Berman Group
45
Neuberger Berman Group
New York
$186M +$445K +653 +0.2%
TD Asset Management
46
TD Asset Management
Ontario, Canada
$181M -$24.7M -36,340 -12%
WJWM
47
Williams Jones Wealth Management
New York
$181M -$3.5M -5,140 -2%
Raymond James Financial
48
Raymond James Financial
Florida
$174M -$11.1M -16,239 -6%
Fidelity Investments
49
Fidelity Investments
Massachusetts
$170M +$12.5M +18,361 +8%
Caisse de Depot et Placement du Quebec (CDPQ)
50
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$168M +$64.4M +94,495 +61%