Athersys (NASDAQ:

) shares tumbled 55.99% to $1.20 on failed trial results for ulcerative colitis. OncoGenex Pharmaceuticals (NASDAQ:

) dipped 53.61% to $4.50 after the company and Teva Pharmaceutical Industries (NYSE:

) offered top-line survival results of the Phase III SYNERGY trial for combo with first-line docetaxel/prednisone therapy. Eltek (NASDAQ:

) declined 19.87% to $1.73 after the company reported Q4 earnings of $0.39 per share on revenue of $12.70 million. POZEN (NASDAQ:

) declined 15.66% to $7.70 following Friday's Complete Response Letter from the FDA. New Oriental Education & Technology Group (NYSE:

) shares dropped 11.35% to $23.03 after the company reported FQ3 results. New Oriental's quarterly net income surged 50.2% y/y to US$42.1 million versus US$28.0 million. Sohu.com (NASDAQ:

) fell 7.91% to $53.41 after the company reported a Q1 adjusted loss of $1.26 per share on revenue of $365.0 million. Newmont Mining (NYSE:

) shares slipped 6.01% to $24.86 after the company terminated its merger talks with Barrick Gold (NYSE:

). Bank of America (NYSE:

) shares slipped 4.83% to $15.18 following news from the company the Board will be suspending the previously announced capital actions and resubmit the 2014 capital plan. Mylan (NASDAQ:

) tumbled 4.15% to $49.94 after Meda's board rejected Mylan proposal. Changyou.com (NASDAQ:

) shares slipped 3.94% to $25.60 after the company reported a Q1 loss $0.37 per share on revenue of $180.80 million.