Berkshire’s stock hadn’t seen a losing streak like this in a decade and a half. What’s causing it?

An eight-day losing streak suggests shares had gotten overextended, and an executive’s recent stock sale adds a cautious data point on valuation.

Berkshire’s stock hadn’t seen a losing streak like this in a decade and a half. What’s causing it?
An eight-day losing streak suggests shares had gotten overextended, and an executive’s recent stock sale adds a cautious data point on valuation.