Activist 13D/13G Filings - Quanterix Corp (QTRX)

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Time period
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Reported
DateTime
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportFiling
2021-02-16
10:03 am
Sale
13GQuanterix Corp
QTRX
GILDER GAGNON HOWE & CO LLC3,075,251
9.71%
-269,943decrease
(-8.07%)
View
2021-02-02
4:12 pm
Sale
13GQuanterix Corp
QTRX
ARCH VENTURE FUND VI LP3,156,106
10%
-815,808decrease
(-20.54%)
View
2021-02-02
3:13 pm
Purchase
13GQuanterix Corp
QTRX
BlackRock Inc.
BLK
1,743,043
5.5%
1,743,043increase
(New Position)
View
2020-02-14
1:30 pm
Purchase
13GQuanterix Corp
QTRX
PRICE T ROWE ASSOCIATES INC1,444,434
5.2%
1,444,434increase
(New Position)
View
2020-02-14
10:19 am
Purchase
13GQuanterix Corp
QTRX
GILDER GAGNON HOWE & CO LLC3,345,194
11.94%
272,934increase
(+8.88%)
View
2020-02-13
4:48 pm
Purchase
13GQuanterix Corp
QTRX
ARCH VENTURE FUND VI LP3,971,914
14.2%
12,060increase
(+0.30%)
View
2020-02-13
4:17 pm
Sale
13GQuanterix Corp
QTRX
Flagship Ventures Fund 2004 L P0
0%
-2,030,495decrease
(Position Closed)
View
2019-11-18
3:55 pm
Sale
13GQuanterix Corp
QTRX
bioMerieux0
0%
-2,055,632decrease
(Position Closed)
View
2019-06-10
4:37 pm
Purchase
13GQuanterix Corp
QTRX
GILDER GAGNON HOWE & CO LLC3,072,260
13.6%
3,072,260increase
(New Position)
View
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