Take a look at some of Thursday's midday movers:
Monster Beverage (MNST) lost ground following news that federal officials have received reports of 13 deaths over the last four years that cited the possible involvement of its rival, 5-Hour Energy drink. Last month, Monster Energy's own energy drink had been linked to some deaths.
Dollar Tree (DLTR) moved higher after the retailer handed in an upbeat outlook.
OSI Systems (OSIS) plummeted following a report its security business is being looked at for falsifying privacy data on its full body scanners to the TSA. The company denied the allegations.
Children's Place Retail Stores (PLCE) fell after the children's clothing store chain posted sales that missed estimates and also lowered its full-year earnings target.
Hot Topic (HOTT) jumped after the teen-apparel retailer's earnings rose 38 percent on strong sales.
Veeco Instruments (VECO) moved lower after the company said it would delay filing its latest quarterly report.
(Read More: See CNBC's Market Insider Blog)
-By CNBC's Rich Fisherman.
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