Palantir Stock (PLTR): What to Know Before the U.S. Market Opens on Monday, Dec. 15, 2025
Palantir closed at $183.57 on Dec. 12, down 2.12%, with after-hours quotes near $182. The U.S. Navy authorized up to $448 million for Palantir’s ShipOS software, and the company announced a new AI data center platform with Nvidia and CenterPoint. Q3 revenue rose 63% to $1.181 billion. Shares remain about 12% below their Nov. 2025 all-time high.