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Filing Detail
Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0000728889-01-500049
Filing Date
2001-06-06
Accepted
2001-06-06 00:00:00
Documents
1

Document Format Files

Seq Description Document Type Size
1 BODY alexion13g.htm SC 13G 15589
  Complete submission text file 0000728889-01-500049.txt   17594
Mailing Address TWO WORLD TRADE CENTER 34TH FLOOR NEW YORK NY 10048-0203
Business Address TWO WORLD TRADE CENTER 34TH FLOOR NEW YORK NY 10048-0203 212-323-02
OPPENHEIMER MANAGEMENT CORP (Filed by) CIK: 0000728889 (see all company filings)

State of Incorp.: CO | Fiscal Year End: 1231
SIC: 0000

Mailing Address 25 SCIENCE PARK STE 360 NEW HAVEN CT 06511
Business Address 25 SCIENCE PARK STE 360 NEW HAVEN CT 06511 2037761790
ALEXION PHARMACEUTICALS INC (Subject) CIK: 0000899866 (see all company filings)

IRS No.: 133648318 | State of Incorp.: DE | Fiscal Year End: 0731
Type: SC 13G | Act: 34 | File No.: 005-47771 | Film No.: 1654891
SIC: 2834 Pharmaceutical Preparations