# AstraZeneca and Bristol Myers Squibb in talks over $400bn merger

AstraZeneca has opened discussions with Bristol Myers Squibb about a potential merger valued at $400bn. If completed, the deal would create one of the world's largest pharmaceutical companies, reshaping the industry's competitive landscape. Talks are ongoing and may not result in an agreement.

**Importance:** 4/5

## Sources

### World
- [The Guardian World](https://www.theguardian.com/business/2026/aug/03/astrazeneca-talks-bristol-myers-squibb-merger-pharmaceuticals) — Mon, 03 Aug 2026 07:58:52 GMT