$AA is one of biggest winner #stocks today. read more:

Alcoa Inc. (symbol: AA) was one of the biggest winners of the trading day
today (2015-09-28), gaining 5.73%. The number of shares that changed hands
was 95,596,108, or about 3.8 times the average daily volume in the stock.
The closing price was $9.59, amounting to a market cap of $11,720,000,000,
about -45.97% off the highest price in the last 12 months. The stock has
been trading at a range between $7.97 and $17.75.
AA is in the Metal Fabrications industry, part of the Capital Goods sector.
Looking at its valuation, the stock is now trading at 19.98 times earnings.