When would it be a good time to buy Alcoa stock?

The right time to buy Alcoa stock is when its share price is undervalued based on the profits that it can expect to earn by selling lightweight metals and metal products. Common signs include rising sales, improving margins, increasing trading volume, a lower-than-average share price and a strengthening market.

Alcoa's business is based on commodities, meaning that interested investors need to pay close attention to the price of commodities. Generally speaking, increased economic activity leads to increased demand for commodities, meaning that the best time to buy Alcoa stock is at the start of an economic boom rather than either its height or the middle of a recession.