Nvidia stock tumbled when DeepSeek said it trained an impressive AI model at a fraction of what U.S. companies have paid, but many Wall Street analysts remain bullish. President Trump's plan to reduce the corporate tax rate to 15% would let Nvidia repurchase more stock,

DeepSeek and its seemingly lower-cost operations raised worries about whether companies would need to spend as many dollars on Nvidia chips as previously thought. The concerns dra