ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

Walleye Trading LLC's Holding History (CIK: 0001388391)

Note: Option positions (PUT/CALL) are excluded.

Q2 2021
Shares 18,742 Value ($000) $3,443 Avg Close Range
Q1 2021
Shares 5,744 Value ($000) $878 Avg Close Range
Q4 2020
Shares 13,737 Value ($000) $2,146 Avg Close Range
Q3 2020
Shares 37,652 Value ($000) $4,309 Avg Close Range
Q2 2020
Shares 42,807 Value ($000) $4,805 Avg Close Range
Q1 2020
Shares 59,765 Value ($000) $5,366 Avg Close Range
Q4 2019
Shares 44,830 Value ($000) $4,848 Avg Close Range
Q3 2019
Shares 40,594 Value ($000) $3,976 Avg Close Range
Q2 2019
Shares 13,897 Value ($000) $1,820 Avg Close Range
Q1 2019
Shares 2,672 Value ($000) $361 Avg Close Range
Q4 2018
Shares 41,123 Value ($000) $4,004 Avg Close Range
Q3 2018
Shares 15,398 Value ($000) $2,140 Avg Close Range
Q2 2018
Shares 17,899 Value ($000) $2,222 Avg Close Range
Q1 2018
Shares 22,493 Value ($000) $2,507 Avg Close Range
Q4 2017
Shares 31,542 Value ($000) $3,772 Avg Close Range
Q2 2017
Shares 22,031 Value ($000) $2,681 Avg Close Range
Q1 2017
Shares 7,928 Value ($000) $961 Avg Close Range
Q4 2016
Shares 6,345 Value ($000) $776 Avg Close Range
Q2 2016
Shares 453 Value ($000) $53 Avg Close Range
Q3 2015
Shares 12,213 Value ($000) $1,910 Avg Close Range
Q2 2015
Shares 9,276 Value ($000) $1,677 Avg Close Range
Q1 2015
Shares 3,685 Value ($000) $639 Avg Close Range
Q4 2013
Shares 8,500 Value ($000) $1,130 Avg Close Range
Q3 2013
Shares 1,063 Value ($000) $123 Avg Close Range