The Rumor : Shares of 3D Systems Corporation spiked higher in early trading Tuesday on unconfirmed market chatter that General Electric Company and International Business Machines Corporation could offer in the $50's per share for 3D. A spokesperson for 3D Systems told Benzinga that the company's strategy has not changed,,,"we we plan to continue to be leaders and innovators and grow to be one of the 800 lb gorillas in the industry."