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Quanterix

Name Holding Trade Value Shares
Change
Change in
Stake
AllianceBernstein
1
AllianceBernstein
Tennessee
$45.1M +$14.8M +883,266 +35%
BlackRock
2
BlackRock
New York
$41.4M +$250K +14,954 +0.5%
Vanguard Group
3
Vanguard Group
Pennsylvania
$27M -$426K -25,476 -1%
PCM
4
Portolan Capital Management
Massachusetts
$25.3M +$12.6M +755,201 +65%
Ameriprise
5
Ameriprise
Minnesota
$17.3M +$8.1M +484,509 +59%
GIM
6
Granahan Investment Management
Massachusetts
$14.9M +$7.65M +457,712 +68%
GGHC
7
Gilder Gagnon Howe & Co
New York
$12.3M -$4.03M -241,119 -21%
Dimensional Fund Advisors
8
Dimensional Fund Advisors
Texas
$12M -$1.49M -89,142 -9%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$11.1M +$693K +41,468 +5%
Millennium Management
10
Millennium Management
New York
$11M -$23.9M -1,430,348 -63%
State Street
11
State Street
Massachusetts
$10.8M +$48.6K +2,906 +0.4%
ACM
12
Ashford Capital Management
Delaware
$10.2M -$1.01M -60,230 -7%
Invesco
13
Invesco
Georgia
$9.74M -$1.23M -73,310 -9%
EIP
14
Easterly Investment Partners
Massachusetts
$9.15M +$10.3M +614,012 +780%
EA
15
Emerald Advisers
Pennsylvania
$9M -$409K -24,460 -3%
Baillie Gifford & Co
16
Baillie Gifford & Co
United Kingdom
$8.37M +$169K +10,105 +2%
Nuveen
17
Nuveen
North Carolina
$8.01M +$637K +38,120 +7%
TM
18
Tikvah Management
North Carolina
$7.55M
EMFAT
19
Emerald Mutual Fund Advisers Trust
Pennsylvania
$7.38M
UBS AM
20
UBS AM
Illinois
$6.87M +$3M +179,544 +53%
PC
21
Pier Capital
Connecticut
$5.48M +$2.27M +136,051 +49%
PVI
22
Pura Vida Investments
New York
$5.41M +$557K +33,349 +9%
Renaissance Technologies
23
Renaissance Technologies
New York
$5.08M -$682K -40,786 -10%
Northern Trust
24
Northern Trust
Illinois
$4.58M -$193K -11,557 -3%
Charles Schwab
25
Charles Schwab
California
$4.34M +$220K +13,136 +4%