ALEXION PHARMACEUTICALS INC

CUSIP: 015351109 Class: COM

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q2 2021
Shares 92,205 Value ($000) $16,939 Avg Close — Range —
Q1 2021
Shares 87,705 Value ($000) $13,411 Avg Close — Range —
Q2 2019
Shares 1,565 Value ($000) $205 Avg Close — Range —
Q2 2013
Shares 26,576 Value ($000) $2,451 Avg Close — Range —