Company · CIK 1326190
Altimmune, Inc.
| CIK | 1326190 (SEC EDGAR) |
|---|---|
| Industry (SIC) | 2834 — Pharmaceutical Preparations |
| Incorporated in | DE |
| Business address | MD |
| Listed | ALT (Nasdaq) |
| First annual or quarterly report | 2005-09-12 |
Offerings
15 registrations| Registration | Label and status | First filed | Last event | Filings |
|---|---|---|---|---|
| 333-291329 | 2025-11-06 | 2026-04-24 | 5 | |
| 333-285355 | 2025-02-27 | 2025-11-06 | 3 | |
| 333-270124 | 2023-02-28 | 2023-02-28 | 1 | |
| 333-251858 | 2020-12-31 | 2021-02-25 | 3 | |
| 333-230723 | 2019-04-04 | 2020-07-15 | 6 | |
| 333-217034 | 2017-03-30 | 2018-10-09 | 6 | |
| 333-226441 | 2018-07-30 | 2018-10-01 | 5 | |
| 333-196265 | 2014-05-23 | 2014-05-30 | 2 | |
| 333-175394 | 2011-07-07 | 2014-05-23 | 4 | |
| 333-176607 | 2011-09-01 | 2011-09-21 | 2 | |
| 333-156997 | 2009-01-28 | 2010-11-01 | 8 | |
| 333-161587 | 2009-08-27 | 2009-11-25 | 2 | |
| 333-124712 | 2005-05-06 | 2009-02-10 | 6 | |
| 333-155692 | 2008-11-25 | 2009-02-10 | 2 | |
| 333-146463 | 2007-10-02 | 2008-01-29 | 2 |
Filings
59| Filed | Filing | Registration | Accession |
|---|---|---|---|
| 2026-04-24 | 424B5Shelf takedown | 333-291329 | 0001104659-26-047979 |
| 2026-04-22 | 424B5Shelf takedown | 333-291329 | 0001326190-26-000031 |
| 2026-01-28 | 424B5Shelf takedown | 333-291329 | 0001326190-26-000004 |
| 2025-12-05 | EFFECTDeclared effective | 333-291329 | 9999999995-25-003552 |
| 2025-11-06 | S-3Shelf registered | 333-291329 | 0001326190-25-000070 |
| 2025-11-06 | 424B5Shelf takedown | 333-285355 | 0001326190-25-000066 |
| 2025-03-13 | EFFECTDeclared effective | 333-285355 | 9999999995-25-000663 |
| 2025-02-27 | S-3Shelf registered | 333-285355 | 0001326190-25-000019 |
| 2023-02-28 | S-3ASRShelf registered | 333-270124 | 0001326190-23-000013 |
| 2021-02-25 | 424B5Shelf takedown | 333-251858 | 0001193125-21-055820 |
| 2021-01-11 | EFFECTDeclared effective | 333-251858 | 9999999995-21-000116 |
| 2020-12-31 | S-3Shelf registered | 333-251858 | 0001193125-20-330627 |
| 2020-07-15 | 424B5Shelf takedown | 333-230723 | 0001193125-20-192791 |
| 2020-07-13 | 424B5Shelf takedown | 333-230723 | 0001193125-20-191866 |
| 2020-06-01 | 424B5Shelf takedown | 333-230723 | 0001193125-20-156472 |
| 2020-03-27 | 424B5Shelf takedown | 333-230723 | 0001193125-20-087649 |
| 2019-04-12 | EFFECTDeclared effective | 333-230723 | 9999999995-19-000701 |
| 2019-04-04 | S-3Shelf registered | 333-230723 | 0001193125-19-097996 |
| 2018-10-09 | 424B5Shelf takedown | 333-217034 | 0001193125-18-296082 |
| 2018-10-09 | 424B5Shelf takedown | 333-217034 | 0001193125-18-295424 |
| 2018-10-01 | 424B4Final prospectus | 333-226441 | 0001193125-18-289729 |
| 2018-09-27 | EFFECTDeclared effective | 333-226441 | 9999999995-18-002478 |
| 2018-09-26 | S-1/AAmendment | 333-226441 | 0001193125-18-284095 |
| 2018-09-24 | 424B5Shelf takedown | 333-217034 | 0001193125-18-280966 |
| 2018-08-17 | S-1/AAmendment | 333-226441 | 0001193125-18-251733 |
| 2018-07-30 | S-1Registration filed | 333-226441 | 0001193125-18-231679 |
| 2017-08-18 | 424B5Shelf takedown | 333-217034 | 0001193125-17-262341 |
| 2017-04-06 | EFFECTDeclared effective | 333-217034 | 9999999995-17-000756 |
| 2017-03-31 | EFFECTDeclared effective | 333-215891 | 9999999995-17-000715 |
| 2017-03-30 | S-3Shelf registered | 333-217034 | 0001144204-17-017592 |
| 2014-05-30 | EFFECTDeclared effective | 333-196265 | 9999999995-14-001631 |
| 2014-05-23 | 424B5Shelf takedown | 333-175394 | 0001144204-14-033496 |
| 2014-05-23 | S-3Shelf registered | 333-196265 | 0001144204-14-033489 |
| 2013-10-29 | EFFECTDeclared effective | 333-191055 | 9999999995-13-003102 |
| 2013-03-25 | 424B5Shelf takedown | 333-175394 | 0001144204-13-017298 |
| 2011-09-21 | EFFECTDeclared effective | 333-176607 | 9999999995-11-002774 |
| 2011-09-01 | S-3Shelf registered | 333-176607 | 0001144204-11-050881 |
| 2011-07-27 | EFFECTDeclared effective | 333-175394 | 9999999995-11-002295 |
| 2011-07-07 | S-3Shelf registered | 333-175394 | 0001144204-11-039625 |
| 2010-11-01 | 424B5Shelf takedown | 333-156997 | 0001144204-10-056607 |
| 2010-10-29 | 424B5Shelf takedown | 333-156997 | 0001144204-10-056194 |
| 2010-07-21 | 424B4Final prospectus | 333-156997 | 0001144204-10-038714 |
| 2010-04-08 | 424B4Final prospectus | 333-156997 | 0001144204-10-019093 |
| 2009-11-25 | EFFECTDeclared effective | 333-161587 | 9999999995-09-003296 |
| 2009-08-27 | S-3Shelf registered | 333-161587 | 0001104659-09-052139 |
| 2009-03-26 | 424B5Shelf takedown | 333-156997 | 0001047469-09-003233 |
| 2009-03-25 | 424B5Shelf takedown | 333-156997 | 0001047469-09-003146 |
| 2009-02-12 | EFFECTDeclared effective | 333-156997 | 9999999995-09-000384 |
| 2009-02-10 | EFFECTDeclared effective | 333-155692 | 9999999995-09-000343 |
| 2009-02-10 | EFFECTDeclared effective | 333-124712 | 9999999995-09-000336 |
| 2009-01-28 | S-3Shelf registered | 333-156997 | 0001104659-09-004654 |
| 2008-11-25 | S-3Shelf registered | 333-155692 | 0001104659-08-073075 |
| 2008-01-29 | EFFECTDeclared effective | 333-146463 | 9999999995-08-000327 |
| 2007-10-02 | S-3Shelf registered | 333-146463 | 0001193805-07-002511 |
| 2005-07-27 | S-1/AAmendment | 333-124712 | 0001125282-05-003892 |
| 2005-07-26 | S-1/AAmendment | 333-124712 | 0000950116-05-002520 |
| 2005-07-12 | S-1/AAmendment | 333-124712 | 0001125282-05-003665 |
| 2005-06-10 | S-1/AAmendment | 333-124712 | 0001144204-05-018564 |
| 2005-05-06 | S-1Registration filed | 333-124712 | 0001144204-05-014353 |