Company · CIK 899866 # ALEXION PHARMACEUTICALS, INC. | CIK | [899866](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0000899866) (SEC EDGAR) | | --- | --- | | Industry (SIC) | 2834 — Pharmaceutical Preparations | | Incorporated in | DE | | Business address | MA | | Listed | no ticker on SEC record today | | First annual or quarterly report | 1996-06-13 | ## Offerings 7 registrations | Registration | Label and status | First filed | Last event | Filings | | --- | --- | --- | --- | --- | | 333-123828 | Shelf Final prospectus | 2005-04-04 | 2021-07-23 | 3 | | 333-226838 | Shelf Effective | 2018-08-14 | 2021-07-23 | 2 | | 333-206345 | Shelf Effective | 2015-08-13 | 2015-08-13 | 1 | | 333-181595 | Shelf Effective | 2012-05-23 | 2012-05-25 | 3 | | 333-128085 | Shelf Effective | 2005-09-02 | 2006-11-17 | 3 | | 333-114449 | Shelf Effective | 2004-04-14 | 2004-07-21 | 2 | | 333-110828 | Shelf Dormant | 2003-11-26 | 2003-11-26 | 1 | ## Filings 27 | Filed | Filing | Registration | Accession | | --- | --- | --- | --- | | 2021-07-23 | [EFFECT](https://www.sec.gov/Archives/edgar/data/899866/999999999521002909/9999999995-21-002909-index.htm) Declared effective | 333-59702 | 9999999995-21-002909 | | 2021-07-23 | [EFFECT](https://www.sec.gov/Archives/edgar/data/899866/999999999521002908/9999999995-21-002908-index.htm) Declared effective | 333-52886 | 9999999995-21-002908 | | 2021-07-23 | [EFFECT](https://www.sec.gov/Archives/edgar/data/899866/999999999521002907/9999999995-21-002907-index.htm) Declared effective | 333-47645 | 9999999995-21-002907 | | 2021-07-23 | [EFFECT](https://www.sec.gov/Archives/edgar/data/899866/999999999521002906/9999999995-21-002906-index.htm) Declared effective | 333-41397 | 9999999995-21-002906 | | 2021-07-23 | [EFFECT](https://www.sec.gov/Archives/edgar/data/899866/999999999521002905/9999999995-21-002905-index.htm) Declared effective | 333-36738 | 9999999995-21-002905 | | 2021-07-23 | [EFFECT](https://www.sec.gov/Archives/edgar/data/899866/999999999521002904/9999999995-21-002904-index.htm) Declared effective | 333-29617 | 9999999995-21-002904 | | 2021-07-23 | [EFFECT](https://www.sec.gov/Archives/edgar/data/899866/999999999521002893/9999999995-21-002893-index.htm) Declared effective | 333-226838 | 9999999995-21-002893 | | 2021-07-23 | [EFFECT](https://www.sec.gov/Archives/edgar/data/899866/999999999521002892/9999999995-21-002892-index.htm) Declared effective | 333-204426 | 9999999995-21-002892 | | 2021-07-23 | [EFFECT](https://www.sec.gov/Archives/edgar/data/899866/999999999521002891/9999999995-21-002891-index.htm) Declared effective | 333-123828 | 9999999995-21-002891 | | 2018-08-14 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/899866/000089986618000123/0000899866-18-000123-index.htm) Shelf registered | 333-226838 | 0000899866-18-000123 | | 2015-11-19 | [RW](https://www.sec.gov/Archives/edgar/data/899866/000089986615000199/0000899866-15-000199-index.htm) Withdrawn | 333-204515 | 0000899866-15-000199 | | 2015-08-13 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/899866/000089986615000161/0000899866-15-000161-index.htm) Shelf registered | 333-206345 | 0000899866-15-000161 | | 2015-06-18 | [EFFECT](https://www.sec.gov/Archives/edgar/data/899866/999999999515001671/9999999995-15-001671-index.htm) Declared effective | 333-204426 | 9999999995-15-001671 | | 2012-05-25 | [424B5](https://www.sec.gov/Archives/edgar/data/899866/000119312512248604/0001193125-12-248604-index.htm) Shelf takedown | 333-181595 | 0001193125-12-248604 | | 2012-05-23 | [424B5](https://www.sec.gov/Archives/edgar/data/899866/000119312512244340/0001193125-12-244340-index.htm) Shelf takedown | 333-181595 | 0001193125-12-244340 | | 2012-05-23 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/899866/000119312512244221/0001193125-12-244221-index.htm) Shelf registered | 333-181595 | 0001193125-12-244221 | | 2006-11-17 | [424B5](https://www.sec.gov/Archives/edgar/data/899866/000119312506237440/0001193125-06-237440-index.htm) Shelf takedown | 333-128085 | 0001193125-06-237440 | | 2006-11-15 | [424B5](https://www.sec.gov/Archives/edgar/data/899866/000119312506235350/0001193125-06-235350-index.htm) Shelf takedown | 333-128085 | 0001193125-06-235350 | | 2005-09-02 | [S-3](https://www.sec.gov/Archives/edgar/data/899866/000119312505179880/0001193125-05-179880-index.htm) Shelf registered | 333-128085 | 0001193125-05-179880 | | 2005-08-12 | [424B5](https://www.sec.gov/Archives/edgar/data/899866/000119312505167112/0001193125-05-167112-index.htm) Shelf takedown | 333-127471 | 0001193125-05-167112 | | 2005-05-27 | [424B1](https://www.sec.gov/Archives/edgar/data/899866/000119312505116739/0001193125-05-116739-index.htm) Final prospectus | 333-123828 | 0001193125-05-116739 | | 2005-04-04 | [S-3](https://www.sec.gov/Archives/edgar/data/899866/000119312505069505/0001193125-05-069505-index.htm) Shelf registered | 333-123828 | 0001193125-05-069505 | | 2004-07-21 | [424B5](https://www.sec.gov/Archives/edgar/data/899866/000119312504121803/0001193125-04-121803-index.htm) Shelf takedown | 333-114449 | 0001193125-04-121803 | | 2004-04-14 | [S-3](https://www.sec.gov/Archives/edgar/data/899866/000119312504061686/0001193125-04-061686-index.htm) Shelf registered | 333-114449 | 0001193125-04-061686 | | 2003-11-26 | [S-3](https://www.sec.gov/Archives/edgar/data/899866/000119312503087186/0001193125-03-087186-index.htm) Shelf registered | 333-110828 | 0001193125-03-087186 | | 2003-09-16 | [424B5](https://www.sec.gov/Archives/edgar/data/899866/000119312503049903/0001193125-03-049903-index.htm) Shelf takedown | 333-47594 | 0001193125-03-049903 | | 2003-09-15 | [424B5](https://www.sec.gov/Archives/edgar/data/899866/000119312503049682/0001193125-03-049682-index.htm) Shelf takedown | 333-47594 | 0001193125-03-049682 | [All filings of this company](https://equitycapital.markets/filings?cik=899866) · [CSV](https://equitycapital.markets/filings.csv?cik=899866) --- Source page: https://equitycapital.markets/company/899866 · Data: U.S. SEC EDGAR · CC BY 4.0