Hess spiked up to its 52-week high after the energy company announced plans to sell assets in Russia.
Gamestop hit a 52-week high after at least five analysts raised price targets on the video game retailer.
Forrester Research was up sharply after announcing a plan to buy back up to $130 million worth of stock via a dutch auction.
Intel slipped after a downgrade to "market perform" from "market outperform" at JMP Securities.
And Tesla soared after the electric-car maker announced better-than-expected sales of its Model S series and revised first quarter guidance to reflect an expected profit.
—By CNBC's Lori Spechler
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