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'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
What is insider trading>>
Time period
Goto 0, 1, 2, Next
Reported
DateTime
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportFiling
2024-11-07
5:06 pm
Sale
13GGritstone bio Inc.
GRTS
MORGAN STANLEY
MS
11,387
0.000%
-10,284,278decrease
(-99.89%)
View
2024-11-06
5:34 pm
Purchase
13GGritstone bio Inc.
GRTS
MORGAN STANLEY
MS
10,295,665
8.700%
4,776,563increase
(+86.55%)
View
2024-10-07
5:01 pm
Purchase
13GGritstone bio Inc.
GRTS
RedCo II Master Fund L.P.8,197,331
6.200%
8,197,331increase
(New Position)
View
2024-07-08
4:32 pm
Sale
13GGritstone bio Inc.
GRTS
BlackRock Inc.
BLK
871,995
0.800%
-4,996,358decrease
(-85.14%)
View
2024-02-14
4:26 pm
Purchase
13GGritstone bio Inc.
GRTS
Redmile Group LLC10,135,388
9.900%
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
4.200%
-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
1.100%
-4,131,470decrease
(-79.09%)
View
2024-02-08
10:59 am
Purchase
13GGritstone bio Inc.
GRTS
MORGAN STANLEY
MS
5,519,102
5.800%
5,519,102increase
(New Position)
View
2024-01-29
3:26 pm
Purchase
13GGritstone bio Inc.
GRTS
BlackRock Inc.
BLK
5,868,353
6.200%
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
9.200%
1,094,273increase
(+16.56%)
View
2023-02-14
4:20 pm
Purchase
13GGritstone bio Inc.
GRTS
Redmile Group LLC8,483,322
9.900%
1,217,808increase
(+16.76%)
View
2023-02-14
3:23 pm
Sale
13GGritstone bio Inc.
GRTS
Avidity Partners Management LP2,859,971
3.300%
-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
6.300%
495,104increase
(+10.47%)
View
2023-02-10
1:48 pm
Sale
13GGritstone bio Inc.
GRTS
EcoR1 Capital LLC0
0.000%
-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
3.500%
0
(Unchanged)
View
2023-02-03
2:34 pm
Sale
13GGritstone bio Inc.
GRTS
STATE STREET CORP
STT
280,330
0.340%
-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
8.000%
6,608,558increase
(New Position)
View
2022-07-08
4:56 pm
Sale
13GGritstone bio Inc.
GRTS
BlackRock Inc.
BLK
1,913,871
2.600%
-1,877,562decrease
(-49.52%)
View
2022-02-14
5:07 pm
Purchase
13GGritstone bio Inc.
GRTS
Redmile Group LLC7,265,514
9.900%
1,535,598increase
(+26.80%)
View
2022-02-14
1:39 pm
Purchase
13GGritstone bio Inc.
GRTS
EcoR1 Capital LLC6,319,232
9.300%
1,384,300increase
(+28.05%)
View
Goto 0, 1, 2, Next