The first Biogen trade was made in Q1 2013.
Since then Andreas Halvorsen bought shares four more times and sold shares on ten occasions. The investor completely sold their stake between Q3 2016 and Q2 2017.
Avg closing price
Price range
Sold -689 Thousand shares
Q2 2017
Avg closing price
$264.42
Price range
$246.54
-
$286.89
Sold 64.1% shares (-1.23 Million shares)
Q1 2017
Avg closing price
$275.09
Price range
$251.52
-
$297.85
Sold 12.2% shares (-268 Thousand shares)
Q4 2016
Avg closing price
$272.86
Price range
$251.75
-
$298.61
Sold 31.9% shares (-1.02 Million shares)
Q3 2016
Avg closing price
$272.63
Price range
$222.79
-
$303.87
Increased shares by 1290.1% (+2.98 Million shares)
Q2 2016