) are lower on the session by 1.92%, trading at $4.71. Overall call volume is now running at 3.57x the daily average, with 41% of all calls traded being purchases on the offer. 2,207 contracts have traded on the session so far. Hercules Offshore, Inc. provides shallow-water drilling and marine services to the oil and natural gas exploration and production industry worldwide. It provides these services to national oil and gas companies, major integrated energy companies, and independent oil and natural gas operators.