Take a look at some of Thursday's midday movers:
Alliance Data Systems - The manager of loyalty and rewards programs for retailers rose after posting better-than-expected third-quarter earnings.
Apple - The consumer technology company wavered as Apple released new iPads.
Avis Budget Group - The car-rental company gained after approving the repurchase of $200 million of its stock. the leading gainer in the DOW Transports. The rental car company increased its stock buyback. Competitor Hertz Global Holdings also gained.