Sachem Head Capital Management’s Alexion Pharmaceuticals Inc ALXN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2017
Q2
Sell
-635,000
Closed -$77M 17
2017
Q1
$77M Sell
635,000
-300,000
-32% -$36.4M 2.49% 14
2016
Q4
$114M Buy
+935,000
New +$114M 4.38% 11