SIEN - COHU NTRA CARA and CLW among after hours movers March, 12 2019 05:33 PM Sientra Inc. Gainers: CLNE +11.1%. CARA +10.4%. NTRA +8.3%. EYPT +7.8%. LPTX +7.5%. More news on: Clean Energy Fuels Corp., Cara Therapeutics, Inc., Natera, Inc., Stocks on the move, Read more ...