Benzinga's Top Pre-Market NASDAQ Losers (AMAG, GXDX, CHBT, TCAP)

AMAG Pharmaceuticals Inc AMAG dipped 11.03% to $20.90 in the pre-market session. AMAG's trailing-twelve-month operating margin is -182.31%. Genoptix Inc GXDX lost 10.31% to $14.70 in the pre-market session. GXDX's quarterly earnings dipped 28.80% y/y. China-Biotics Inc CHBT fell 8.64% to $9.61 in the pre-market session. CHBT has filed 2 new patent applications to the State Bureau of Intellect Property. Triangle Capital Corporation TCAP slipped 6.03% to $15.75 in the pre-market trading. TCAP has initiated its public offering of 2,000,000 shares of common stock. Read more from Benzinga's Company news.