ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q2 2021
Shares 44,922 Value ($000) $8,253 Avg Close — Range —
Q1 2021
Shares 49,359 Value ($000) $7,547 Avg Close — Range —
Q4 2020
Shares 185,521 Value ($000) $28,987 Avg Close — Range —
Q3 2020
Shares 26,079 Value ($000) $2,984 Avg Close — Range —
Q2 2020
Shares 12,944 Value ($000) $1,453 Avg Close — Range —
Q1 2020
Shares 14,077 Value ($000) $1,264 Avg Close — Range —
Q4 2019
Shares 19,547 Value ($000) $2,114 Avg Close — Range —
Q3 2019
Shares 17,051 Value ($000) $1,671 Avg Close — Range —
Q2 2019
Shares 19,916 Value ($000) $2,608 Avg Close — Range —
Q1 2019
Shares 12,664 Value ($000) $1,711 Avg Close — Range —
Q4 2018
Shares 13,248 Value ($000) $1,290 Avg Close — Range —
Q3 2018
Shares 13,118 Value ($000) $1,824 Avg Close — Range —
Q2 2018
Shares 21,532 Value ($000) $2,674 Avg Close — Range —
Q1 2018
Shares 14,651 Value ($000) $1,633 Avg Close — Range —
Q3 2017
Shares 2,314 Value ($000) $325 Avg Close — Range —
Q2 2015
Shares 1,115 Value ($000) $202 Avg Close — Range —
Q1 2015
Shares 46,783 Value ($000) $8,108 Avg Close — Range —
Q4 2014
Shares 159,087 Value ($000) $29,436 Avg Close — Range —
Q3 2014
Shares 49,924 Value ($000) $8,278 Avg Close — Range —
Q2 2014
Shares 48,097 Value ($000) $7,515 Avg Close — Range —
Q1 2014
Shares 46,205 Value ($000) $7,030 Avg Close — Range —
Q3 2013
Shares 30,635 Value ($000) $3,558 Avg Close — Range —