13D/13G Filings - Ambrx Biopharma 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 have beem 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
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2022-02-14
3:09 pm
Sale
2021-12-3113GAmbrx Biopharma Inc.
AMAM
Cormorant Asset Management, LP17,266,144
7.060%
-138,558decrease
(-0.80%)
Filing
History
2022-02-11
4:03 pm
Sale
2021-12-3113GAmbrx Biopharma Inc.
AMAM
HBM Healthcare Investments (Cayman) Ltd.16,856,567
6.900%
-898,156decrease
(-5.06%)
Filing
History
2022-02-09
09:09 am
Purchase
2022-02-0813GAmbrx Biopharma Inc.
AMAM
FMR LLC26,985,175
9.996%
26,985,175increase
(New Position)
Filing
History
2022-02-08
4:01 pm
Purchase
2021-12-3113GAmbrx Biopharma Inc.
AMAM
WuXi PharmaTech Healthcare Fund I L.P. 29,267,687
12.000%
29,267,687increase
(New Position)
Filing
History
2022-01-18
4:30 pm
Purchase
2022-01-0513GAmbrx Biopharma Inc.
AMAM
ADAGE CAPITAL PARTNERS GP L.L.C.14,191,037
5.800%
14,191,037increase
(New Position)
Filing
History
2021-07-12
4:56 pm
Purchase
2021-06-2213GAmbrx Biopharma Inc.
AMAM
Artal Participations S.a r.l15,066,043
5.700%
15,066,043increase
(New Position)
Filing
History
2021-07-02
4:12 pm
Purchase
2021-06-2213GAmbrx Biopharma Inc.
AMAM
Cormorant Asset Management, LP17,404,702
6.600%
17,404,702increase
(New Position)
Filing
History
2021-07-02
4:00 pm
Purchase
2021-06-2213GAmbrx Biopharma Inc.
AMAM
HBM Healthcare Investments (Cayman) Ltd.17,754,723
6.700%
17,754,723increase
(New Position)
Filing
History
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