Oasis Petroleum, an independent exploration and production company with 292,000 acres in the Williston Basin, filed on Thursday with the SEC to raise up to $350 million in an initial public offering. The Houston, TX-based company, which was founded in 2007 and booked $42 million in sales for the year ended December 2009, plans to list on the NYSE under the symbol OAS. IPO proceeds will be used to repay debt and fund exploration and development expenditures. Morgan Stanley and UBS Investment Bank are the lead underwriters on the deal. Pricing terms and timing were not disclosed.

