Avg closing price
Price range

Berkshire Hathaway's Biogen Stake

Warren Buffett started to build up the position in Biogen in Q4 2019. Since then they sold 648 Thousand shares. The investor completely sold their stake between Q1 2020 and Q2 2021.

Avg closing price
Price range
Sold -643 Thousand shares Q2 2021
Avg closing price $302.94
Price range $259.00 - $414.71
Sold 0.8% shares (-5.43 Thousand shares) Q1 2020
Avg closing price $303.47
Price range $268.85 - $341.04
New holding (+648 Thousand shares) Q4 2019
Avg closing price $277.46
Price range $220.06 - $304.07

Embed chart

Easily embed the chart on your blog or website – it will always update automatically!