Premarket Movers (DISCA, DE, WFMI)

Certain stocks are off to an excellent start this morning.

Discovery Communications (NASDAQ: DISCA) is up nearly 7%. It is largely up due to its addition to the S&P 500.

Whole Foods (NASDAQ: WFMI) is up nearly 7% as well, due to its earnings release.

Deere and Company (NYSE: DE) is up 7.5% on their explosive earnings announcement.

Coinstar Inc (NASDAQ: CSTR) is up 7.4% in premarket trading.