Dell Shares Rise; GitLab Jumps; MongoDB Slumps

Today's biggest winners and losers in the stock market.
On this episode of Stock Movers:
- Dell Technologies (DELL) shares jumped after the company boosted its annual sales forecast by $25 billion in a further sign of surging demand for servers to run artificial intelligence tasks.
- GitLab (GTLB) shares are up after the software company boosted its revenue guidance for the full year, beating the average analyst estimate.
- MongoDB (MDB) reported second-quarter results that beat expectations and raised its full-year forecast for both adjusted earnings and revenue.

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