AstraZeneca shares were slumping while Bristol-Myers Squibb’s stock was jumping on Monday on reported deal talks. But the big question is why these two pharmaceutical giants would want to come together in the first place.
Source: [MarketWatch](https://www.marketwatch.com/story/astrazeneca-tie-up-talks-with-bristol-myers-squibb-are-moving-stocks-analysts-are-puzzled-7ae60fef?mod=mw_rss_topstories)