Investing.com - Stocks in focus in premarket trading on Tuesday:
• US Steel (SA:USSX34) slumped 5.6% after saying it will buy Arkansas-based Big River Steel for up to $2.3 billion by 2023. It's paying $700 million for an initial 49.9% stake and has an option on the rest.
• Comcast (NASDAQ:CMCSA) stock was in focus after its video ads unit FreeWheel accused Google (NASDAQ:GOOGL) of limiting it from selling client ads on YouTube.
• Spotify (NYSE:SPOT) stock jumped 1.7% after Evercore upgraded the music streaming company from underperform to in-line, citing a 30% share pullback since August.
• Nike (NYSE:NKE) stock gained 0.4% on news that it has accused Skechers of directing employees to copy competitor designs. The two shoe companies have been fighting in court for years.
• Minerva Neurosciences (NASDAQ:NERV) stock slumped 27.4% after it disclosed a delay in issuing its schizophrenia drug results.