Atwood Oceanics (NYSE: ATW) is engaged in the offshore drilling and completion of exploratory and developmental oil and gas wells. It also provides related support, management, and consulting services. The company offers semisubmersible rigs, semisubmersible tender assist rigs, jack-up drilling rigs, and submersible drilling rigs. Atwood has conducted drilling operations in most of the major offshore exploration areas of the world.

The company pleased investors late last month when it reported fiscal Q4 EPS of $1.69 and revenues of $121.6 million. Analysts had been expecting $1.43 and $115.9 million. Separately, the company said its Atwood Southern Cross drilling rig received a contract from Italian energy company Eni SpA AGIP to drill two wells, with options for two more, at a daily rate of $406,000. The project is expected to take 150 days, with a possible extension of 90 days, likely beginning in February. ATW shares popped on the news and then moved into a bullish "pennant" consolidation pattern. Prices frequently exit pennants moving in the same direction they were traveling on entry. In this case, that would be to the upside.

Diamond Offshore Drilling (NYSE: DO) volatility slightly higher as DO at record high. DO, a drilling service provider to the energy industry, closed at $113.04. RIG and GSF, drilling service providers, announced a merger of equals on 7/23. DO August option implied volatility of 36 is above its 26-week average of 33 according to Track Data, suggesting slightly larger price risk.

Ensco International (NYSE: ESV) volatility elevated as ESV at record high. ESV, an offshore contract drilling company, closed at $65.90. RIG and GSF, drilling service providers, announced a merger of equals on 7/23. ESV has a market cap of $9.8 billion with long-term debt of $308 million. ESV had March 2007 quarterly net income of $232 million on total revenue of $514 million. LYON has a $59 price target on ESV. ESV August option implied volatility of 40 is above its 26-week average of 33 according to Track Data, indicating larger price fluctuations.

Atwood Oceanics (NYSE: ATW) August implied volatility elevated as ATW at record high. ATW is engaged in the business of international offshore drilling of exploratory and developmental oil and gas wells and related support management and consulting services. ATW closed at $74.36. ATW will report EPS on August 7th. RIG and GSF, drilling service providers, announced a merger of equals on 7/23. ATW August option implied volatility of 39 is above its 26-week average of 33 according to Track Data, suggesting larger risk.

Rowan (NYSE: RDC) August volatility elevated into EPS. RDC, a provider of international and domestic offshore contract drilling services, will announce EPS on August 2nd. Morgan Keegan says: "We are lowering our estimates on RDC as we build in lower day rate assumptions and a delayed recovery for US Gulf commodity jackups." RIG and GSF, drilling service providers, announced a merger of equals on 7/23. RDC August option implied volatility of 46 is above its 26-week average of 32 according to Track Data, suggesting larger risk.

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