GMX Resources (GMXR) -8% premarket after providing data on its 2012 year-end reserves and an update on its oil and gas hedge portfolio and liquidity position. Total proved reserves were ~35.6M boe; available cash was $46M. GMX says it "has recently sought indications of interest for certain debt and equity liquidity alternatives, but not received sufficient support for all of its liquidity needs or plans."
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