MasterCard - The transaction processor gained after posting better-than-expected results covering the holiday season.
Chevron - The oil producer rose after halting its 2015 share-repurchase program. Rivals Exxon Mobil, ConcoPhillips, Anadarko Petroleum and BP also slid.
Wynn Resorts - The casino operator and others including Las Vegas Sands and MGM Resorts International dropped after the Nevada Gaming Board said gambling revenue fell 16 percent in December from the year ago period.
FXCM - The currency brokerage dropped after adopting a stockholder-rights plan that cuts the chance of a hostile takeover.
Synaptics - The maker of laptop touchpads advanced after reporting better-than-expected quarterly results.
Tyson Foods - The chicken producer fell after saying the West Coast port slowdown could affect livestock producers if not resolved soon.
Ingersoll-Rand - The maker of air conditioners and other industrial products gained after fourth-quarter results topped estimates.
Legg Mason - The money manager climbed after posting better-than-expected fourth-quarter earnings.
Virtus Investment Partners - The asset manager declined after Jefferies trimmed its earnings estimates through 2016.
Hanesbrands - The apparel company fell after issuing full-year revenue guidance below expectations.
Mattel - The toy maker edged up after saying it would evaluate its business and move with a "heightened sense of urgency" after posting its fifth quarterly decline in sales.
Newmont Mining - The gold producers and others including Barrick Gold, Goldcorp and AngloGold Ashanti rose with the price of the metal.
(See CNBC's Market Insider Blog)
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