Here are some of the stocks making big headlines in midday trading.

CEO Ed Bastian told CNBC's Phil LeBeau that Delta had taken a $400 million fuel hit in the quarter, but that demand has been "really, really great."

"Iran posed no imminent threat to our nation," Kent wrote in his letter to President Donald Trump.

Microsoft is doubling down on its superintelligence group to build models, while consolidating engineering efforts for its Copilot assistants.

The Department of Homeland Security shutdown has caused pileups in airport security lines across the country.

CEO Jake Loosararian said Gecko is supporting the Navy's push to have 80% fleet readiness by 2027.

There's a theory that Nvidia may have crossed a threshold where traditional equity dynamics no longer apply.

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The Manhattan subway project is designed to shorten commutes for more than 100,000 daily riders, while adding three new subway stations.

Apple CEO Tim Cook's 'Good Morning America' comments follow a recent executive shake-up and renewed questions about the company's strategy for AI.