BlackRock, Inc. (BLK) 13D/13G Filings for Sientra, Inc. (SIEN)

BlackRock, Inc. 13D and 13G filings for Sientra, Inc.:

  • 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.
  • Shares have been adjusted for stock splits.
Time period
Reported
DateTime		 Transaction
Date		 Type Company
Symbol		 Filed By
Symbol		 Shares Owned
% Owned		 Shares Vs. Prev Report View
2022-07-08
4:57 pm
Sale		 2022-06-30 13G Sientra, Inc.
SIEN		 BlackRock Inc.
BLK		 112,586
1.800%		 -256,778decrease
(-69.52%)		 Filing
2022-02-03
4:41 pm
Purchase		 2021-12-31 13G Sientra, Inc.
SIEN		 BlackRock Inc.
BLK		 369,364
6.400%		 43,617increase
(+13.39%)		 Filing
2021-02-01
08:30 am
Purchase		 2020-12-31 13G Sientra, Inc.
SIEN		 BlackRock Inc.
BLK		 325,747
6.500%		 49,224increase
(+17.80%)		 Filing