PHELK Petroleum Helicopters - Non-Voting Common Stock (MM)

Petroleum Helicopters, Inc. ("PHI") (Nasdaq:PHEL) (Nasdaq:PHELK) will report financial results for the second quarter ended June 30, 2005 on Monday, August 8, 2005. PHI provides helicopter transportation and related services to a broad range of customers including the oil and gas industry, Air Medical programs and the third-party maintenance business. PHI Common Stock is traded on The Nasdaq National Market System (symbols PHEL and PHELK).