Companies whose shares are expected to trade actively in today’s session are Linkedin Corporation (NYSE:LNKD), Coinstar, Inc. (NASDAQ:CSTR), EnteroMedics Inc (NASDAQ:ETRM), FleetCor Technologies, Inc. (NYSE:FLT), Microchip Technology Inc. (NASDAQ:MCHP) and Riverbed Technology, Inc. (NASDAQ:RVBD).

stocks to watch

LinkedIn Corporation (NYSE:LNKD): The professional networking site beat Wall Street earnings and revenues expectations. The company expanded its membership and earned more money from corporate recruiters. LinkedIn fourth quarter earnings rose 81 percent from a year ago quarter to 35 cents per share on a revenue of $303.6 million. The company also issued Q1 guidance above analysts’ estimates. Shares surged 11.68 percent to $138.58 in early trading session.

Coinstar, Inc. (NASDAQ:CSTR): The owner of Redbox DVD kiosks posted 27 percent decline in its fourth quarter profits. The DVD-rental market is maturing, and its new ventures performed poorly. The company issued disappointing forecasts for the first quarter. It expects 77 cents to 92 cents in earnings on revenues between $568 million and $593 million. Analysts were expecting $1.22 a share in earnings and $628.8 million in revenues. Shares dipped 8.64 percent to $47.60 in early trading.

EnteroMedics Inc (NASDAQ:ETRM): The company’s implanted device used to treat obesity failed to meet its primary objectives. But the company went on to apply for premarket approval in the United States. Shares dipped 53.17 percent to $1.33 in early trading.

FleetCor Technologies, Inc. (NYSE:FLT): The commercial fuel cards company reported a whopping 59 percent increase in its earnings. FleetCor reported stronger margins and double-digit global revenue growth. The company also issued upbeat guidance for the current year. Shares surged 9.15 percent to $65 in early trading.

Microchip Technology Inc. (NASDAQ:MCHP): Despite jump in revenues, the semiconductor company’s third quarter profits plummeted 87 percent due to acquisition related charges. But the company issued optimistic guidance for the current quarter. Shares went up 6.95 percent to $36.30 in early market trading.

Riverbed Technology, Inc. (NASDAQ:RVBD): The networking technology provider’s fourth quarter earnings fell 76 percent on acquisition-related costs. The company also issued cautious earnings projection for the current quarter. Shares plunged 16.72 percent to $16.74.