Polycom, Inc. (NASDAQ:PLCM) is up 8.47% in after hours trading at $19.98. PLCM shares are popping after the company announced fourth quarter results. The company’s adjusted EPS came in at $0.41, beating estimates of $0.29. Revenue for the fourth quarter was $407 million versus $401.2 analysts were expecting. The company has a market cap of 3.26 billion.

VMware, Inc. (NYSE:VMW) is up 5.16% in after hours at $90.44. VMW shares are jumping after the company announced fourth quarter profits climbed 67%. VMware’s revenue jumped up 27% from a year ago. For the first quarter, VMware is expecting revenue of $1.015 billion to $1.04 billion. Wall Street’s estimates are at $1.02 billion. For the entire year of 2012, the company is expecting revenue of $4.475 billion to $4.6 billion, up more than 20% from its previous consensus. The company has a market cap of 36.31 billion.

Western Digital Corporation (NYSE:WDC) is up 4.67% in after hours at $36.33. Western Digital’s fiscal second quarter revenue beat expectations. Adjusted EPS came in at $1.51, more than double Wall Street estimates of $0.71. Revenue came in at $2 billion, beating expectations of $1.84 billion. The company has a market cap of 8.11 billion.

InterDigital, Inc. (NASDAQ:IDCC) is down 15.84% in after hours trading at $37.41. IDCC shares are tanking after the company announced that it no longer expects to find a buyer. Investors were expecting a big deal for the company and have not reacted kindly to this news. The company has a market cap of 2.02 billion.

CSX Corporation (NYSE:CSX) is down 2.16% in after hours at $22.20. CSX saw fourth quarter profits rise 6%. Net income came in just under estimates at $0.43 a share. Analysts were expecting $0.44 a share. CSX Corp also announced it had replaced its COO. The company has a market cap of 23.82 billion.

Genesis Energy (NYSE:GEL) is down 3.47% in after hours trading at $27.80. GEL shares are falling after the company announced 2.25 million common unit secondary offering. The company has a market cap of 2.07 billion.