15 Biggest Mid-Day Losers For Tuesday

Dipexium Pharmaceuticals Inc DPRX shares tumbled 76 percent to $3.05 following the announcement that its drug Locilex has failed to meets in primary endpoint in its Phase 3 trial.
FuelCell Energy Inc FCEL declined 29.3 percent to $3.67 after the company disclosed that CT Energy & Technology was not selected for contract negotiations under RFP. Roth Capital downgraded FuelCell Energy from Buy to Neutral and lowered the price target from $7.50 to $4.00.
Corbus Pharmaceuticals Holdings Inc CRBP shares fell 25.6 percent to $6.62. Corbus Pharmaceuticals shares have climbed 426.63 percent over the past 52 weeks, while the S&P 500 index has gained 3.87 percent in the same period.
OpGen Inc OPGN declined 23.3 percent to $1.35. OpGen reported a Q3 loss of $0.23 per share on revenue of $0.8 million.
Pacific Mercantile Bancorp PMBC fell 22.9 percent to $5.82. Pacific Mercantile Bancorp reported a Q3 loss of $30.5 million on revenue of $10.2 million for its third quarter.
Calithera Biosciences Inc CALA shares dropped 20.3 percent to $2.35. Citigroup initiated coverage on Calithera Biosciences with a Sell rating and a $1.00 price target.
Sonic Corporation SONC shares declined 18.2 percent to $21.66. Sonic reported upbeat earnings for its fourth quarter, but revenue missed expectations.
Superior Energy Services, Inc. SPN shares fell 16.6 percent to $15.47 following lower-than-expected third-quarter results.
Under Armour Inc UA shares dropped 13.4 percent to $32.82. Under Armour delivered higher than expected earnings and revenue for the third quarter. The company reiterated its revenue and operating income forecast for the year 2016.
Nielsen N.V. NLSN dropped 14.4 percent to $47.03 after the company posted downbeat Q3 results.
Allegheny Technologies Incorporated ATI fell 12.6 percent to $15.55 after the company posted weak results for the third quarter.
Whirlpool Corporation WHR shares declined 11 percent to $151.67 following weak results in the third quarter.
Sprint Corp S shares declined 7.5 percent to $6.40. Sprint reported a loss of $142 million on revenue of $8.25 billion for its second quarter.
Brinker International, Inc. EAT shares slipped 4.5 percent to $49.78 after the company posted weaker-than-expected Q1 results.
Buckeye Partners, L.P. BPL shares fell 4 percent to $67.80. Buckeye Partners reported Q3 earnings of $1.19 per share on revenue of $766.6 million and announced plans to offer 7.5 million limited partnership units. Buckeye Partners also agreed to acquire 50 percent interest in VTTI B.V.'s global marine terminal business for $1.15 billion.