Celgene - The biopharmaceutical company rose after shareholders approved a 2-for-1 stock split, effective June 25.
Coach - The provider of upscale handbags dropped after it forecast a revenue decline in fiscal 2015.
General Electric - The conglomerate edged lower after revising its offer for the power assets of France's Alstom.
Harley-Davidson - The motorcycle maker climbed on news it would unveil an electric motorcycle next week.
KBR - The engineering and construction company fell after reporting first-quarter results below expectations.
Kroger - The supermarket chain rose after posting better-than-expected first-quarter profit.
Markit - The provider of financial information jumped in its market debut after pricing 53.5 million shares at $24 a share.
Measurement Specialties - The sensor maker gained after Swiss electronics company TE Connectivity said it would acquire the company for about $1.7 billion, including debt.
Monster Beverage - The energy drink provider jumped after Wells Fargo began coverage with an outperform rating and $80 price target.
Netflix - The streaming video company fell after signing a deal with comedian Chelsea Handler to create a talk show that will debut in early 2016.
Rite Aid - The drugstore operator fell after missing first-quarter earnings estimates by a penny.
Timken - The ball bearings maker raised its full-year earnings forecast on increased demand.
(Read More: See CNBC's Market Insider Blog)
—By CNBC's Rich Fisherman.
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