ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

RENAISSANCE TECHNOLOGIES LLC's Holding History (CIK: 0001037389)

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

Q2 2021
Shares 3,147,521 Value ($000) $578,231 Avg Close — Range —
Q1 2021
Shares 3,328,121 Value ($000) $508,903 Avg Close — Range —
Q4 2020
Shares 4,113,704 Value ($000) $642,725 Avg Close — Range —
Q3 2020
Shares 4,757,243 Value ($000) $544,371 Avg Close — Range —
Q2 2020
Shares 4,479,243 Value ($000) $502,750 Avg Close — Range —
Q1 2020
Shares 3,763,502 Value ($000) $337,925 Avg Close — Range —
Q4 2019
Shares 3,731,144 Value ($000) $403,523 Avg Close — Range —
Q3 2019
Shares 2,849,667 Value ($000) $279,096 Avg Close — Range —
Q2 2019
Shares 1,642,542 Value ($000) $215,140 Avg Close — Range —
Q1 2019
Shares 801,800 Value ($000) $108,387 Avg Close — Range —
Q4 2018
Shares 381,100 Value ($000) $37,104 Avg Close — Range —
Q3 2018
Shares 67,900 Value ($000) $9,439 Avg Close — Range —
Q4 2017
Shares 178,800 Value ($000) $21,383 Avg Close — Range —
Q3 2017
Shares 442,200 Value ($000) $62,036 Avg Close — Range —
Q2 2017
Shares 212,300 Value ($000) $25,831 Avg Close — Range —
Q1 2017
Shares 360,942 Value ($000) $43,761 Avg Close — Range —
Q3 2015
Shares 689,542 Value ($000) $107,837 Avg Close — Range —
Q2 2015
Shares 13,442 Value ($000) $2,430 Avg Close — Range —
Q1 2015
Shares 313,952 Value ($000) $54,408 Avg Close — Range —
Q4 2014
Shares 152,552 Value ($000) $28,227 Avg Close — Range —
Q3 2014
Shares 206,152 Value ($000) $34,184 Avg Close — Range —
Q2 2014
Shares 245,552 Value ($000) $38,368 Avg Close — Range —