Parallax Volatility Advisers, L.P. Sientra, Inc. Transaction History

Parallax Volatility Advisers, L.P.

6 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2020 Aug 14, 2020	SELL	$1.65 - $4.7 $23,085 - $65,757	-13,991 Closed	0 $0
Q1 2020 May 15, 2020	BUY	$1.0 - $9.34 $988 - $9,227	988 Added 7.6%	13,991 $28,000
Q4 2019 Feb 14, 2020	SELL	$5.8 - $8.94 $104 - $160	-18 Reduced 0.14%	13,003 $116,000
Q3 2019 Nov 14, 2019	BUY	$4.99 - $7.25 $64,974 - $94,402	13,021 New	13,021 $84,000
Q1 2018 May 15, 2018	SELL	$9.06 - $14.27 $19,026 - $29,967	-2,100 Closed	0 $0
Q4 2017 Feb 14, 2018	BUY	$12.94 - $16.3 $27,174 - $34,230	2,100	2,100 $30,000

1.67M

Ticker SIEN
Exchange NASDAQ
Sector Healthcare
Industry Medical Devices
Shares Outstandng 65,949,800
Market Cap $4.62M
Description
Sientra, Inc., a medical aesthetics company, develops and sells medical aesthetics products in the United States and internationally. It offers silicone gel breast implants for use in breast augmentation and breast reconstruction procedures; breast tissue expanders; and scar management products under the Sientra Round, Sientra Teardrop, AlloX2, ...

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