...Alcoa (NYSE:AA) recently announced its performance for the first quarter of 2011. [1] Based on these figures, we have updated our price estimate to $17 from the earlier value of $17.68. While the increase in aluminium prices and divisional shipment figures have been close to the values we initially estimated, we revised our price estimate due to the significant reduction in the cash & cash equivalents held by the company. The company competes with other international metals and mining giants like Rusal, Rio Tinto (NYSE:RIO), BHP Billiton (NYSE:BHP) and Chalco (NYSE:ACH)...