LDK Solar Co. (NYSE: LDK) shares rose 18.4% to $12.35 Monday. Volume for the stock was 22,705,047 shares, nearly four times its full-day average, after the Chinese solar-power products manufacturer hiked its fourth-quarter sales outlook.

Alcoa Inc. (NYSE: AA) traded in 52,335,644 shares Monday afternoon, more than double its daily average. Prices for AA inched up 0.3 percent to $16.47. Monday, AA reported Income from continuing operations of $258 million, or $0.24 per share, highest since 2008’s third quarter.

First Bancorp (NYSE: FBP) faded 10.4 percent Monday to $4.85. Volume for the stock of 1,179,549 shares more than quadrupled its daily average.