Some big acquisition news in the oilfield service industry today, as Baker Hughes (NYSE: BHI) announced that it would be buying BJ Services (NYSE: BJS).

The deal is for cash and stock, and is reportedly valued at $5.5 billion.

According to the details that have been released, BJS stockholders will be getting 0.40035 shares of BHI stock in addition to $2.69 in cash.

Office Depot, Inc. (NYSE: ODP) had 1,186 retail stores in North America and another 369 stores owned, licensed or franchised in other parts of the world as of June 30th.

Smith Barney says "shares of ODP appear undervalued but few data points loom in the next quarter or two to drive them higher." ODP is expected to report earnings per share (EPS) in late October. ODP January option implied volatility of 43 is above its 26-week average of 33 according to Track Data, suggesting larger price fluctuations.

Baker Hughes Incorporated (NYSE: BHI) is engaged in the oilfield service sector. BHI recently up $1.01 to $92.12.

BHI has a market cap of $29.5 billion with long term debt of $1 billion. BHI is expected to report EPS on October 26th. BHI reported on October 8th its September rig count rose to 1,032 from 1,009 in August 2007. BHI November 95 calls have traded 59 times on contract volume 2,878 contracts, above its open interest of 834 contracts. BHI November 100 calls have traded 170 times on contract volume 18,641 contracts above its open interest of 480 contracts. BHI November option implied volatility of 34 is near its 26-week average of 30 according to Track Data, suggesting slightly larger risk.

Daily options Update is provided by Stock Specialist Paul Foster of theflyonthewall.com.