Avg closing price

Price range

3 Warren Buffett Biogen Inc transactions

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

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