…  RPC, Inc. (NYSE: RES) Shell (NYSE: RDS-B) Southwestern Energy (NYSE: SWN) St. Mary Land & Exploration (NYSE: SM)  …  to its role as a national equities market, the Amex is the pioneer of the ETF, responsible for bringing the first domestic product to …

…  Resources (NASDAQ: ROSE) Solana Resources (TSX: SOR) Southwestern Energy (NYSE: SWN) Superior Energy Services (NYSE: SPN) TrueStar …  role as a national equities market, the Amex® is the pioneer of the ETF, responsible for bringing the first domestic product to …

…  (Nasdaq: NGAS ) Rosetta Resources (Nasdaq: ROSE ) Southwestern Energy (NYSE: SWN ) Superior Energy Services (NYSE: SPN …  role as a national equities market, the Amex® is the pioneer of the ETF, responsible for bringing the first domestic product to …  (NSAI) was founded in 1961 to provide the highest quality engineering and geological consulting to the petroleum industry. NSAI has …