Other than the last trade date as above you have to have the 3c per option to the company by the 31st Jan or your options expire and you loose whatever you have paid for them.
BOE Uranium prices on the NYMEX are stable, but ASX uranium stocks are sinking on Friday. The answer lies in Kazakhstan
DVP Commodity house Trafigura funds Develop Global's copper-zinc Woodlawn play with offtake deal in place
