Mon, Apr 01, 2013 12:00 - Porto Energy Corp. (PNRXF: OTC Link) - Tier Change - The symbol, PNRXF, no longer is classified as Grey Market. As of Mon, Apr 01, 2013, PNRXF resides in the OTC Pink Current tier. You may find a complete list of tier changes at otcmarkets.com.
Porto Energy (CE) (USOTC:PNRXF)
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Porto Energy (CE) (USOTC:PNRXF)
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