SAN CIBRAO, LUGO GALICIA, SPAIN - JANUARY 24: Alcoa's factory, on 24 January, 2024 in San Cibrao, ... [+] Lugo, Galicia, Spain. (Photo By Carlos Castro/Europa Press via Getty Images) Europa Press via Getty Images Alcoa posted a better-than-expected set of Q3 2024 results, with EBITDA rising to $455 million, which is a 6.5x increase year-over-year. Alcoa stock has also fared well in the last 12 months, rising by 75%. The company's guidance for 2024 was also better than anticipated, with alumina shipments pro ...