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Idexx Laboratories

Name Holding Trade Value Shares
Change
Change in
Stake
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$857M -$13.3M -277,720 -2%
RCG
2
Ruane, Cunniff & Goldfarb
New York
$533M -$730K -15,180 -0.1%
William Blair & Company
3
William Blair & Company
Illinois
$477M +$12.5M +259,346 +3%
Brown Advisory
4
Brown Advisory
Maryland
$417M +$18.1M +375,818 +5%
BAMCO Inc
5
BAMCO Inc
New York
$368M +$9.94M +206,774 +3%
Vanguard Group
6
Vanguard Group
Pennsylvania
$273M -$3.61M -75,016 -1%
Neuberger Berman Group
7
Neuberger Berman Group
New York
$229M -$16.4M -340,440 -7%
State Street
8
State Street
Massachusetts
$149M -$14M -291,036 -9%
RA
9
Royce & Associates
New York
$149M -$13.6M -283,200 -9%
BIT
10
BlackRock Institutional Trust
California
$141M -$6.98M -145,318 -5%
BFA
11
BlackRock Fund Advisors
California
$135M +$3.21M +66,780 +3%
Westfield Capital Management
12
Westfield Capital Management
Massachusetts
$93M +$20.4M +424,120 +29%
JP Morgan Chase
13
JP Morgan Chase
New York
$85.2M +$3.52M +73,200 +4%
CC
14
Capital Counsel
New York
$79.1M +$4.28M +89,064 +6%
JHIU
15
Janus Henderson Investors US
Colorado
$76.4M -$384K -7,994 -0.5%
SGA
16
Sustainable Growth Advisers
Connecticut
$76.1M +$24.7M +512,908 +51%
ACM
17
Atlanta Capital Management
Georgia
$68.2M -$292K -6,076 -0.4%
RFC
18
Russell Frank Company
Washington
$61.4M +$19.4M +403,692 +49%
Bank of New York Mellon
19
Bank of New York Mellon
New York
$57.4M -$2.68M -55,818 -5%
American Century Companies
20
American Century Companies
Missouri
$51M -$17.9M -371,592 -27%
Northern Trust
21
Northern Trust
Illinois
$43M -$841K -17,508 -2%
Ameriprise
22
Ameriprise
Minnesota
$37M +$3.22M +66,936 +10%
Norges Bank
23
Norges Bank
Norway
$36.7M +$10.2M +211,456 +40%
Bank of America
24
Bank of America
North Carolina
$32M +$1.36M +28,400 +5%
MSA
25
Mason Street Advisors
Wisconsin
$31.9M +$13.1M +273,080 +75%