Activist 13D/13G Filings - Ambrx Biopharma Cayman Inc. (AMAM)

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
2022-02-14
3:09 pm
Sale
13GAMBRX BIOPHARMA INC SPONSORED
AMAM
Cormorant Asset Management LP17,266,144
7.06%
-138,558decrease
(-0.80%)
View
2022-02-11
4:03 pm
Sale
13GAMBRX BIOPHARMA INC SPONSORED
AMAM
HBM Healthcare Investments (Cayman) Ltd.16,856,567
6.9%
-898,156decrease
(-5.06%)
View
2022-02-09
09:09 am
Purchase
13GAMBRX BIOPHARMA INC SPONSORED
AMAM
FMR LLC26,985,175
9.996%
26,985,175increase
(New Position)
View
2022-02-08
4:01 pm
Purchase
13GAMBRX BIOPHARMA INC SPONSORED
AMAM
WuXi PharmaTech Healthcare Fund I L.P.29,267,687
12%
29,267,687increase
(New Position)
View
2022-01-18
4:30 pm
Purchase
13GAMBRX BIOPHARMA INC SPONSORED
AMAM
ADAGE CAPITAL PARTNERS GP L.L.C.14,191,037
5.8%
14,191,037increase
(New Position)
View
2021-07-12
4:56 pm
Purchase
13GAMBRX BIOPHARMA INC SPONSORED
AMAM
Artal International S.C.A.15,066,043
5.7%
15,066,043increase
(New Position)
View
2021-07-02
4:12 pm
Purchase
13GAMBRX BIOPHARMA INC SPONSORED
AMAM
Cormorant Asset Management LP17,404,702
6.6%
17,404,702increase
(New Position)
View
2021-07-02
4:00 pm
Purchase
13GAMBRX BIOPHARMA INC SPONSORED
AMAM
HBM Healthcare Investments (Cayman) Ltd.17,754,723
6.7%
17,754,723increase
(New Position)
View
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