S&P/ASX 200 (INDEXASX:XJO) closed up 164.4 points or 2.93% at 5,780 points amid optimism over a gradual reopening of the world economy. Every sector improved with the financials a major contributor to the broader market moves. The index is now up 5.15% this week and at its highest level since March 10. Three of the big 4 banks rallied over 5% while Commonwealth Bank of Australia (ASX:CBA) added 3.9%. Most Asian markets are higher as US futures are pointing to a solid open on Wall Street after the Memorial Day long weekend. Proactive news headlines: Ora Banda Mining boosts Davyhurst gold reserves 60% to 330,000 ounces[hhmc] Ora Banda Mining Ltd (ASX:OBM) is higher after boosting gold ore reserves by 60% to 330,000 ounces at the Davyhurst Gold Project north of Kalgoorlie in Western Australias prolific Goldfields. The new combined probable estimate is for four key deposits at Davyhurst – Riverina, Missouri and Sand King open pits and Golden Eagle underground. Legend Mining shares ju..