Investors Land GST Even Cheaper Than Its Secondary Stock Offering By: Market News Video September 22, 2014 at 10:08 AM EDT Looking back to 4 days ago, Gastar Exploration Inc. (GST) priced a 17,000,000 share secondary stock offering at $6.25 per share.. Read More >> Related Stocks: Gastar Exploration S&P Oil & Gas Expl & Prod SPDR