Metal manufacturer Alcoa (NYSE: AA), New York, NY, reported sales for 2015 of $22.5 billion, a decrease of 5.7 percent compared to the prior year. Alcoa reported a loss of $121 million for the year, compared to a profit of $268 million in 2014.

For the fourth quarter, sales were $5.2 billion, a decrease of 17.8 percent compared to the same period a year ago. Alcoa reported a loss of $500 million, compared to a year-ago profit of $159 million.

Organic growth in aerospace and acquisitions increased revenue 7 percent, which was more than offset by a 25 percent revenue decline from lower alumina and aluminum prices, the impact of divested, curtailed or closed facilities, and unfavorable currency.