John Paulson started to build up the position in Biogen in Q4 2015 and continued to invest until Q3 2016. Since then they sold 308k shares. The investor completely sold their stake between Q4 2016 and Q2 2017.
Avg closing price
Price range
Sold -17.3k shares
Q2 2017
Avg closing price
$264.42
Price range
$246.54
-
$286.89
Sold 66.9% shares (-34.9k shares)
Q1 2017
Avg closing price
$275.09
Price range
$251.52
-
$297.85
Sold 83.1% shares (-256k shares)
Q4 2016
Avg closing price
$272.86
Price range
$251.75
-
$298.61
Increased shares by 150.2% (+185k shares)
Q3 2016
Avg closing price
$272.63
Price range
$222.79
-
$303.87
Increased shares by 4.0% (+4.7k shares)
Q2 2016
Avg closing price
$242.59
Price range
$206.74
-
$267.16
Increased shares by 227.1% (+82.2k shares)
Q1 2016