Benzinga's Top Pre-Market Gainers

Unilife Corporation

soared 21% to $3.63 in the pre-market trading. Unilife shares have been climbing up ever since the company posted their earnings report on Thursday. Theravance Inc.

moved up 14.48% to $5.06 in the pre-market session after the company announced their billion-dollar deal with Elan

. Corning Inc.

surged 2.25% to $15.43 in the pre-market session. Corning Inc's trailing twelve-month revenue is $7.91 billion. The Western Union Company

shares gained 3.13% to $0.50 in the pre-market session. The Western Union Company's trailing twelve-month return on equity is 105.10%.