"Stock Market Treads Water on Black Friday as Futures Trade Mixed"

US stock futures were mixed ahead of a shortened trading session, with Dow Jones futures up 0.2% and S&P 500 futures little changed. Retailers are closely watched as Black Friday begins, with concerns over cautious consumer spending. Discord within OPEC+ kept crude prices in check as the group's next meeting was delayed due to a dispute over quotas. Brent crude edged up slightly, while WTI crude fell. Nvidia's shares slipped after the company postponed the launch of an AI chip in China to comply with US export restrictions. S&P Global will provide an update on US manufacturing and services before the market closes.