5 things to know before the stock market opens on Monday

Happy Monday. The Winter Olympics have officially come to a close, and many athletes will be leaving Italy with more than just medals.

Stock futures are lower this morning after a strong week for all three major indexes.

Here are five important things investors need to know to start their trading day.

The Supreme Court on Friday reversed many of President Donald Trump’s tariffs, ruling by a 6-3 vote that the law supporting those mandates “does not authorize the president to impose tariffs.” Hours later, President Trump announced a new 10% global tax, followed by an increase to 15% on Saturday.

Here’s the latest information:

The justices’ ruling did not give a clear answer as to whether the U.S. government must refund duties already paid to importers. According to some estimates, the U.S. government could owe more than $175 billion in restitution. Congressional Democrats and America’s trading partners welcomed the court’s decision, but European leaders later criticized President Trump’s move to enact new 15% tariffs worldwide. President Trump’s shift in economic policy also calls into question the many trade agreements he has negotiated with countries around the world. Officials told CNBC that Indian negotiators had postponed a planned trip to Washington, D.C., to negotiate a deal with the United States in response to the ruling. Wall Street had expected the court to block Trump’s levy, but stocks continued to rise on Friday following the decision, allowing major indexes to end the week higher. Stock futures fell this morning, but gold, a popular safe-haven asset, rose to multi-week highs as investors weighed President Trump’s weekend tariff hikes. Follow us here for live market updates.

The National Weather Service has issued a blizzard warning for much of the Northeast this weekend as heavy snow continues to fall this morning. Airlines canceled thousands of flights and imposed change and cancellation fees at airports across the East Coast.

CNBC’s Leslie Josephs reported that 15% of flights scheduled to depart the U.S. on Monday were canceled as airlines try to steer travelers through the busy winter holiday season. This snowstorm comes a month after January’s Winter Storm Fern caused major headaches for airlines and travelers.

The Transportation Security Administration also announced yesterday that PreCheck airport security lanes are operating as expected. Hours earlier, the Department of Homeland Security announced that PreCheck had been suspended due to the partial government shutdown.

President Trump made this call over the weekend. Netflix After firing director Susan Rice, the streaming giant wrote in a social media post that Rice “must be removed immediately or you will pay the price.”

Rice, who served as former President Joe Biden’s domestic policy chief, said last week that if Democrats take back power in the midterm elections, she would hold organizations accountable for “knee-jerk” to President Trump.

President Trump’s request to fire Rice comes as the Justice Department considers Netflix’s proposed acquisition of the media company. warner bros discovery. President Trump told NBC News earlier this month that the deal was being handled by the Justice Department and that he would not be involved in the review process.

OpenAI is currently telling investors that it expects total computing spending to be around $600 billion by 2030. This is a significant decrease from the $1.4 trillion figure the AI ​​startup had previously touted for its infrastructure efforts.

As CNBC’s Kate Rooney and Ashley Caputo report, the move comes amid concerns about whether OpenAI will be able to generate enough revenue to justify the investment at its scale. The company is now expected to have revenue of more than $280 billion in 2030, people familiar with the matter told CNBC. For comparison, OpenAI generated just over $13 billion in revenue last year.

hasbro and mattel We’ve been fighting to lead the toy industry for decades. But as the industry emerges from a period marked by declining sales, it’s Hasbro that appears to have Wall Street’s support.

Hasbro is seeing growth in its Wizards of the Coast division, which includes Dungeons & Dragons, Magic: The Gathering, and a lineup of digital and video games. The company saw overall revenue increase 14% in fiscal 2025, with Wizards division revenue increasing 45%. During the same period, Mattel’s net sales decreased 1%.

Meanwhile, Mattel’s American Girl brand is celebrating its 40th anniversary. But sales have fallen far from their peak about a decade ago, as toy makers struggle to keep dolls relevant in the digital age.

Here’s what we’re tracking this week:

— CNBC’s Kevin Breuninger, Lori Ann LaRocco, Sarah Ming, Justin Papp, Hugh Leask, Dan Mangan, Amitoy Singh, Holly Ellyat, Annie Palmer, Sara Salinas, Melissa Repko, Jeff Cox, Sean Conlon, Leslie Josephs, Kate Rooney, Ashley Caputo, Sarah Witten and Luke Fountain contributed to this report. Josephine Rozzelle edited this version.