Costco December sales rose to $15.42 billion
Costco Wholesale Corp. said late Wednesday that December retail sales rose 7.8% to $15.42 billion. For the 18 weeks ending on Jan. 6, Costco said sales rose 9.5% to $52.99 billion. Costco stock fell less than 1% in after-hours trading. Costco closed up 0.7% to $209.90 in regular trading Wednesday, as the S&P 500 index rose 0.4%. Market Pulse Stories are Rapid-fire, short news bursts on stocks and markets as they move. Visit MarketWatch.com for more information on this news.