Helix Energy Solutions Group Inc $4,001,267 Evergreen Energy Inc $0 Evolution Petroleum Corp $28,071,328 Dril Quip Inc $1,429,097 Cal Dive International, Inc. $0 Epsilon Energy Ltd. $0 Helix Energy Solutions Group Inc $4,001,267 Evergreen Energy Inc $0 Evolution Petroleum Corp $28,071,328 Dril Quip Inc $1,429,097 Cal Dive International, Inc. $0 Epsilon Energy Ltd. $0