Alcoa (AA) reported Q4 earnings of $0.04 per share (versus $0.33 in Q4 FY 2014), beating analysts' consensus of $0.01.

The company's revenues amounted to $5.245 bln (-17.8% y/y), generally inline with consensus estimate of $5.278 bln. Alcoa noted that its strong productivity gains were more than offset by lower aluminum and alumina prices, which fell by a respective 28% y/y and 43% y/y in 2015.

The company also announced that its business separation into two publicly traded cos is expected to be completed in the second half of 2016.

AA fell to $7.98 (-0.25%) in pre-market trading.