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Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0000834237-21-008917
Filing Date
2021-08-09
Accepted
2021-08-09 15:23:27
Documents
1

Document Format Files

Seq Description Document Type Size
1 us0153511094_080921.txt SC 13G/A 10053
  Complete submission text file 0000834237-21-008917.txt   11860
Mailing Address 121 SEAPORT BOULEVARD BOSTON MA 02210
Business Address 121 SEAPORT BOULEVARD BOSTON MA 02210 4752302596
ALEXION PHARMACEUTICALS, INC. (Subject) CIK: 0000899866 (see all company filings)

IRS No.: 133648318 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-47771 | Film No.: 211156205
SIC: 2834 Pharmaceutical Preparations
Office of Life Sciences

Mailing Address 55 EAST 52ND STREET NEW YORK NY 10055
Business Address 55 EAST 52ND STREET NEW YORK NY 10055 212-810-5300
BlackRock Inc. (Filed by) CIK: 0001364742 (see all company filings)

IRS No.: 320174431 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 6211 Security Brokers, Dealers & Flotation Companies
Office of Finance