POWERSTONE METALS (PWMCF, $0.03) lost -1 over the last three months. By comparison, the broader Other Metals/Minerals Industry returned over the same period. A.I.dvisor analyzed 648 stocks in the Other Metals/Minerals Industry over the last three months, and found that of them (2) exhibited an Uptrend while of them (7) experienced a Downtrend.