ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

TWO SIGMA ADVISERS, LP's Holding History (CIK: 0001478735)

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

Q2 2021
Shares 13,700 Value ($000) $2,517 Avg Close Range
Q1 2021
Shares 114,215 Value ($000) $17,465 Avg Close Range
Q4 2020
Shares 309,915 Value ($000) $48,421 Avg Close Range
Q3 2020
Shares 170,615 Value ($000) $19,523 Avg Close Range
Q2 2020
Shares 197,790 Value ($000) $22,200 Avg Close Range
Q1 2020
Shares 427,790 Value ($000) $38,411 Avg Close Range
Q4 2019
Shares 466,690 Value ($000) $50,473 Avg Close Range
Q3 2019
Shares 50,390 Value ($000) $4,935 Avg Close Range
Q2 2019
Shares 143,090 Value ($000) $18,742 Avg Close Range
Q1 2019
Shares 78,590 Value ($000) $10,624 Avg Close Range
Q4 2018
Shares 111,490 Value ($000) $10,855 Avg Close Range
Q3 2018
Shares 119,940 Value ($000) $16,673 Avg Close Range
Q2 2018
Shares 244,640 Value ($000) $30,372 Avg Close Range
Q3 2017
Shares 58,540 Value ($000) $8,213 Avg Close Range
Q2 2017
Shares 378,727 Value ($000) $46,080 Avg Close Range
Q1 2017
Shares 408,740 Value ($000) $49,556 Avg Close Range
Q4 2016
Shares 37,078 Value ($000) $4,536 Avg Close Range
Q3 2016
Shares 525,097 Value ($000) $64,345 Avg Close Range
Q2 2016
Shares 520,817 Value ($000) $60,811 Avg Close Range
Q1 2016
Shares 53,817 Value ($000) $7,492 Avg Close Range
Q4 2015
Shares 1,545 Value ($000) $295 Avg Close Range
Q3 2015
Shares 193,724 Value ($000) $30,300 Avg Close Range
Q2 2015
Shares 162,020 Value ($000) $29,288 Avg Close Range
Q1 2015
Shares 257,731 Value ($000) $44,665 Avg Close Range
Q4 2014
Shares 27,931 Value ($000) $5,168 Avg Close Range
Q3 2014
Shares 19,131 Value ($000) $3,172 Avg Close Range
Q2 2014
Shares 14,831 Value ($000) $2,317 Avg Close Range
Q1 2014
Shares 99,731 Value ($000) $15,172 Avg Close Range
Q4 2013
Shares 2,731 Value ($000) $363 Avg Close Range
Q2 2013
Shares 28,831 Value ($000) $2,659 Avg Close Range