Today's biggest winners and losers in the stock market.

On this episode of Stock Movers:

- Amazon (AMZN) shares are moving on news it's in negotiations to acquire Decart AI, an artificial intelligence startup, in a deal that could be valued at around $7 billion, the Wall Street Journal reported.
The purchase could be wrapped up soon if the negotiations don’t collapse, the Journal said, citing people familiar with the matter.

- IonQ (IONQ) shares are moving after it agreed to buy Elisity for as much as $1.3 billion in an all-stock transaction to expand its cybersecurity platform. IonQ Chief Executive Officer Niccolo de Masi said the company will be well positioned to help customers protect critical infrastructure and enterprise networks throughout the transition to the quantum era.

- T-Mobile (TMUS) shares are rising after Raymond James upgraded the stock to outperform from market perform, noting that the recent pullback in shares has created a buying opportunity. Analyst Frank Louthan says the “recent fears over SpaceX competition are overblown, as it is three-plus years from becoming a reality.”