Benzinga's Top #PreMarket Gainers

InterMune

jumped 36.17% to $73.26 in pre-market trading after Roche

announced its plans to acquire InterMune for $74.00 per share in cash. Tim Hortons

shares gained 16.90% to $73.46 in pre-market trading following confirmation of merger talks. Burger King Worldwide

shares jumped 16.19% to $31.50 in pre-market trading. Burger King

is in talks to acquire Tim Hortons

. Ceragon Networks

shares gained 5.14% to $2.25 in pre-market trading after rising 1.90% on Friday. INSYS Therapeutics

rose 3.66% to $36.85 in pre-market trading after the company received the FDA orphan drug designation for cannabidiol as treatment for glioblastsoma multiforme.