May 11, 2026 9:30 AM
OTC Markets Group Inc. (OTCQX:OTCM) announced Grande Portage Resources has qualified to trade on the OTCQX Best Market under the symbol 'GPTRF.'
OTC Markets Group Inc. (OTCQX:OTCM) announced Grande Portage Resources has qualified to trade on the OTCQX Best Market under the symbol 'GPTRF.'
The mineral exploration company upgraded from the OTCQB Venture Market and begins trading on OTCQX on May 11, the company said.
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