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

On this episode of Stock Movers:

- Amazon.com (AMZN) agreed to acquire satellite operator Globalstar Inc. in a roughly $11.6 billion deal that would boost the tech giant’s efforts to build its own satellite operation.

- Bloom Energy (BE) shares gain after the fuel cell company expanded its partnership with Oracle to support rapid buildout of AI and cloud computing infrastructure.  

- American Airlines Group (AAL)  shares gain after United Chief Executive Officer Scott Kirby floated a possible combination between the two airlines.