Thermo Fisher Scientific stock slips 1.99% and underperforms market

8 articles · Updated · MarketWatch · May 8

Shares closed at $465.00 on Friday as the S&P 500 rose 0.84% to 7,398.93 and the Dow Jones Industrial Average added 0.02% to 49,609.16.
The decline ended a three-day winning streak for the laboratory equipment and services company's stock.
Thermo Fisher finished 27.79% below its 52-week high of $643.99 reached on 22 January, while trading volume of 3.9 million topped its 50-day average of 2.1 million.

If Thermo Fisher's outlook is strong, why are its top executives selling millions of dollars in stock?

Is Thermo Fisher a deeply undervalued giant, or is its stock drop a warning of wider industry decline?

Can multi-billion dollar acquisitions overcome weak organic growth and justify the company's massive $43 billion debt?