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Quanterix

Name Holding Trade Value Shares
Change
Change in
Stake
Macquarie Group
1
Macquarie Group
Australia
$133M +$679K +14,548 +0.5%
GGHC
2
Gilder Gagnon Howe & Co
New York
$120M -$1.36M -29,016 -1%
BlackRock
3
BlackRock
New York
$104M +$2M +42,854 +2%
Vanguard Group
4
Vanguard Group
Pennsylvania
$75.3M +$491K +10,522 +0.6%
Marshall Wace
5
Marshall Wace
United Kingdom
$66.8M +$905K +19,382 +1%
T. Rowe Price Associates
6
T. Rowe Price Associates
Maryland
$61.3M +$1.01M +21,554 +2%
FCM
7
Frontier Capital Management
Massachusetts
$52.6M +$12.3M +264,299 +27%
Ameriprise
8
Ameriprise
Minnesota
$46M +$2.83M +60,678 +6%
Millennium Management
9
Millennium Management
New York
$44.6M +$15.2M +324,741 +45%
Bank of New York Mellon
10
Bank of New York Mellon
New York
$40.1M +$23.7M +508,298 +116%
GIM
11
Granahan Investment Management
Massachusetts
$31.3M +$6.51M +139,481 +23%
RI
12
RTW Investments
New York
$29.1M +$32.1M +686,470 New
Invesco
13
Invesco
Georgia
$26.8M +$8.08M +173,042 +38%
Baillie Gifford & Co
14
Baillie Gifford & Co
United Kingdom
$26.6M +$1.17M +25,044 +4%
Goldman Sachs
15
Goldman Sachs
New York
$26M -$2.29M -49,039 -7%
State Street
16
State Street
Massachusetts
$25.6M +$1.15M +24,526 +4%
Geode Capital Management
17
Geode Capital Management
Massachusetts
$24.1M +$186K +3,986 +0.7%
PIM
18
Platinum Investment Management
Australia
$24M +$2.39M +51,122 +10%
FCM
19
Farallon Capital Management
California
$23.1M
ClearBridge Investments
20
ClearBridge Investments
New York
$20.4M -$62.3K -1,335 -0.3%
BG
21
Bellevue Group
Switzerland
$16.9M -$9.17M -196,355 -33%
KCM
22
Kornitzer Capital Management
Kansas
$16.3M +$1.99M +42,630 +12%
ACM
23
Ashford Capital Management
Delaware
$16.2M -$1.69M -36,240 -9%
TM
24
Tikvah Management
North Carolina
$14.7M
Select Equity Group
25
Select Equity Group
New York
$13.7M +$272K +5,818 +2%