Alexion Pharmaceuticals, Inc.

DRIEHAUS CAPITAL MANAGEMENT LLC ALXN

Report date

6/30/2021

Quarter

2021 Q2

Filed

8/16/2021

Shares

92,205

Value ($000)

16,939

Weight

0.2%

2021 Q1 - 2021 Q2 (2 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2021 Q2	8/16/2021	16,939	0.2%	92,205	6/30/2021
2021 Q1	5/17/2021	13,411	0.2%	87,705	3/31/2021