Activist 13D/13G Filings - Gritstone bio Inc. (GRTS)

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‚Äôs 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
What is insider trading>>
Time period
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Reported
DateTime
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportFiling
2024-02-14
4:26 pm
Purchase
13GGRITSTONE BIO INC
GRTS
Redmile Group LLC10,135,388
9.9%
1,652,066increase
(+19.47%)
View
2024-02-14
10:06 am
Sale
13GGRITSTONE BIO INC
GRTS
Point72 Asset Management L.P.3,974,873
4.2%
-3,727,958decrease
(-48.40%)
View
2024-02-13
12:44 pm
Sale
13GGRITSTONE BIO INC
GRTS
Frazier Life Sciences Public Fund L.P.1,092,185
1.1%
-4,131,470decrease
(-79.09%)
View
2024-02-08
10:59 am
Purchase
13GGRITSTONE BIO INC
GRTS
MORGAN STANLEY
MS
5,519,102
5.8%
5,519,102increase
(New Position)
View
2024-01-29
3:26 pm
Purchase
13GGRITSTONE BIO INC
GRTS
BlackRock Inc.
BLK
5,868,353
6.2%
3,954,482increase
(+206.62%)
View
2023-02-14
4:23 pm
Purchase
13GGRITSTONE BIO INC
GRTS
Point72 Asset Management L.P.7,702,831
9.2%
1,094,273increase
(+16.56%)
View
2023-02-14
4:20 pm
Purchase
13GGRITSTONE BIO INC
GRTS
Redmile Group LLC8,483,322
9.9%
1,217,808increase
(+16.76%)
View
2023-02-14
3:23 pm
Sale
13GGRITSTONE BIO INC
GRTS
Avidity Partners Management LP2,859,971
3.3%
-4,130,223decrease
(-59.09%)
View
2023-02-14
12:08 pm
Purchase
13GGRITSTONE BIO INC
GRTS
Frazier Life Sciences Public Fund L.P.5,223,655
6.3%
495,104increase
(+10.47%)
View
2023-02-10
1:48 pm
Sale
13GGRITSTONE BIO INC
GRTS
EcoR1 Capital LLC0
0%
-6,319,232decrease
(Position Closed)
View
2023-02-09
4:30 pm
Unchanged
13GGRITSTONE BIO INC
GRTS
Versant Venture Capital V L.P.2,895,695
3.5%
0
(Unchanged)
View
2023-02-03
2:34 pm
Sale
13GGRITSTONE BIO INC
GRTS
STATE STREET CORP
STT
280,330
0.34%
-3,393,449decrease
(-92.37%)
View
2022-10-31
8:22 pm
Purchase
13GGRITSTONE BIO INC
GRTS
Point72 Asset Management L.P.6,608,558
8%
6,608,558increase
(New Position)
View
2022-07-08
4:56 pm
Sale
13GGRITSTONE BIO INC
GRTS
BlackRock Inc.
BLK
1,913,871
2.6%
-1,877,562decrease
(-49.52%)
View
2022-02-14
5:07 pm
Purchase
13GGRITSTONE BIO INC
GRTS
Redmile Group LLC7,265,514
9.9%
1,535,598increase
(+26.80%)
View
2022-02-14
1:39 pm
Purchase
13GGRITSTONE BIO INC
GRTS
EcoR1 Capital LLC6,319,232
9.3%
1,384,300increase
(+28.05%)
View
2022-02-11
7:44 pm
Sale
13GGRITSTONE BIO INC
GRTS
BIOTECHNOLOGY VALUE FUND L P0
0%
-2,695,418decrease
(Position Closed)
View
2022-02-11
7:18 pm
Purchase
13GGRITSTONE BIO INC
GRTS
Avidity Partners Management LP6,990,194
9.9%
2,443,380increase
(+53.74%)
View
2022-02-11
1:47 pm
Purchase
13GGRITSTONE BIO INC
GRTS
STATE STREET CORP
STT
3,673,779
5.4%
3,673,779increase
(New Position)
View
2022-02-10
7:58 pm
Unchanged
13GGRITSTONE BIO INC
GRTS
Versant Venture Capital V L.P.2,895,695
4.3%
0
(Unchanged)
View
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