AstraZeneca Plummets, BP Falls, Siltronic Rises

Today's biggest winners and losers in the stock market. On this episode of Stock Movers: - AstraZeneca shares plummeted as much as 7.8%, their lowest level since October 2025, after it was said to have explored an acquisition of Bristol-Myers Squibb, in a potential mega-deal that would rank as the largest ever in pharma.   - BP shares fell after it completed the sale of its Gelsenkirchen refinery and related businesses to Klesch Group, marking another step in the oil major’s strategy to simplify its portfolio.  - Siltronic shares rise after the stock received at least five analyst rating upgrades last week following its better-than-expected results.See omnystudio.com/listener for privacy information.