RAM Energy Resources, Inc. (NASDAQ:RAM) is up 7.03% in pre market trading at $3.35. RAM trades 1.70 million shares a day on average. RAM steadily trended upward last week moving more than $1 a share. The company has a market cap of 246.67 million.

8×8, Inc. (NASDAQ:EGHT) is up 4.73% in pre market trading at $3.32. EGHT trades 504 thousand shares a day on average. EGHT stock fell about $0.40 last week. Today, 8×8, Inc. announced changes to the board of directors and the promotion of Kim Niederman to President. The company has a market cap of 219.95 million.

Rambus Inc. (NASDAQ:RMBS) is up 8.34% in pre market trading at $8.18. RMBS trades 3.13 million shares a day on average. Rambus updated their fourth quarter revenue guidance this morning. The company now expects revenue of $83 million versus previous guidance of $66 million to $71 million. The company has a market cap of 830.21 million.

Fusion-IO, Inc. (NYSE:FIO) is up 6.61% in pre market trading at $24.20. FIO trades 2.97 million shares a day on average. FIO shares were upgraded to overweight by Morgan Stanley analysts. FIO dropped more than $3 a share last week. The company has a market cap of 2.02 billion.

Sirius XM Radio Inc. (NASDAQ:SIRI) is up 1.65% in pre market trading at $1.85. SIRI trades 46.01 million shares a day on average. SIRI finished last week up slightly at $1.82 after starting the week at $1.80. The company has a market cap of 6.83 billion.

Molycorp, Inc. (NYSE:MCP) is up 3.42% in pre market trading at $24.80. MCP trades 3.84 million shares a day on average. MCP finished last week down more than $4 a share. The company has a market cap of 2.01 billion.