Benzinga's Top Pre-Market Gainers

Tower Group International

shares gained 4.05% to $7.70 in the pre-market session after the company reported that it has entered into agreements with three reinsurers – Arch Reinsurance, Hannover Re and Southport Re. Global Payments

surged 7.30% to $54.40 in the pre-market session after the company reported upbeat fiscal first-quarter results and raised its annual forecast. Global Payments named Jeffrey S. Sloan as its new chief executive and announced its plans to buy back up to $100 million of its common stock. Allot Communications

shares jumped 3.96% to $13.13 in pre-market trading after the company reported that it has received a new multimillion dollar order from a US-based cloud provider. Autodesk

soared 1.26% to $41 in the pre-market trading after the company signed an agreement to acquire structural fabrication and detailing technology from Graitec.