Atika Capital Management LLC Sientra, Inc. Transaction History

Atika Capital Management LLC

7 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2019 May 13, 2019	SELL	$8.12 - $14.83 $1.48 Million - $2.7 Million	-182,000 Closed	0 $0
Q4 2018 Feb 14, 2019	SELL	$11.75 - $24.09 $876,550 - $1.8 Million	-74,600 Reduced 29.07%	182,000 $2.31 Million
Q3 2018 Nov 14, 2018	BUY	$19.11 - $25.57 $1.85 Million - $2.47 Million	96,600 Added 60.38%	256,600 $6.13 Million
Q2 2018 Aug 14, 2018	SELL	$9.19 - $20.93 $45,950 - $104,650	-5,000 Reduced 3.03%	160,000 $3.12 Million
Q1 2018 May 15, 2018	SELL	$9.06 - $14.27 $172,140 - $271,130	-19,000 Reduced 10.33%	165,000 $1.59 Million
Q4 2017 Feb 14, 2018	SELL	$12.94 - $16.3 $465,840 - $586,800	-36,000 Reduced 16.36%	184,000 $2.59 Million
Q2 2017 Aug 14, 2017	BUY	N/A	220,000	220,000 $2.14 Million

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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