ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

THOMPSON SIEGEL & WALMSLEY LLC's Holding History (CIK: 0001008322)

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

Q2 2021
Shares 42,986 Value ($000) $7,897 Avg Close — Range —
Q1 2021
Shares 579,680 Value ($000) $88,638 Avg Close — Range —
Q4 2020
Shares 659,432 Value ($000) $103,030 Avg Close — Range —
Q3 2020
Shares 638,485 Value ($000) $73,062 Avg Close — Range —
Q2 2020
Shares 585,454 Value ($000) $65,711 Avg Close — Range —
Q1 2020
Shares 551,478 Value ($000) $49,517 Avg Close — Range —