GROUP ONE TRADING, L.P. - ALEXION PHARMACEUTICALS INC ownership

ALEXION PHARMACEUTICALS INC's ticker is and the CUSIP is 15351109. A total of 14 filers reported holding ALEXION PHARMACEUTICALS INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.5%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of ALEXION PHARMACEUTICALS INC
ValueSharesWeighting
Q3 2016$233,000
+53.3%
1,900
+46.2%
0.00%
+50.0%
Q2 2016$152,000
-78.7%
1,300
-65.3%
0.00%
-75.0%
Q4 2015$714,000
+11.6%
3,742
+8.2%
0.01%
-20.0%
Q4 2014$640,000
+7.7%
3,459
-3.5%
0.01%
+11.1%
Q3 2014$594,000
+6.1%
3,5840.0%0.01%0.0%
Q2 2014$560,000
-39.7%
3,584
-41.3%
0.01%
-43.8%
Q1 2014$929,0006,1090.02%
Other shareholders

There were no reported owners of ALEXION PHARMACEUTICALS INC in Q4 2014.

NameSharesValueWeighting ↓
View complete list of ALEXION PHARMACEUTICALS INC shareholders