Take a look at some of Thursday's midday movers:
Amazon moved higher after it announced it was raising its annual membership fee for Amazon Prime to $99 from $79.
Herbalife fell for the second consecutive session after it said it was being investigated by the Federal Trade Commission.
Fireeye moved higher. Its malware detection tool, used by a Target security team, alerted Target officials about a possible security breach on November 30th, but they failed to respond to warnings, according to a media report. That was three days after the massive security breach began.
Facebook moved lower after OTR Global said the social-networking company's spending growth on news feed and targeted ads is moderating and is expected to decline further in the second quarter due to higher pressure on its return of investment.
Goldman Sachs fell after S&P Capital downgraded the stock to "sell" from "buy," and lowered its price target to $158 from $195 to reflect a more cautious outlook for key trading units.
Methode Electronics plummeted after earnings of the maker of electronic components for cars came in a penny shy of estimates. The stock had surged after it posted better than expected second-quarter earnings. It also reaffirmed its 2014 forecast which was below street expectations.
Plug Power gained ground after the maker of hydrogen fuel cells said it expects orders to rise almost four times this year.
Scientific Games rose after the lottery and slot machine maker reported better-than-expected fourth-quarter revenue.
DepoMed gained ground as the drug maker said it expected to break even in 2014 as it recognizes revenue from milestone payments related to the sale last year of its rights to its diabetes drug.
Infoysys lost ground after its chairman said revenue for the fiscal year could grow at the lower rate of its projection.
Venaxis surged after it said its appendicitis test correctly predicted results in 97 percent of patients in a clinical trial. The stock trading more than 15 times its normal average. It has a market cap of $71 million.
Kirkland's moved higher after the specialty retailer of home decor posted better than expected fourth quarter earnings.