Company · CIK 1719406 # NRX Pharmaceuticals, Inc. | CIK | [1719406](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001719406) (SEC EDGAR) | | --- | --- | | Industry (SIC) | 2834 — Pharmaceutical Preparations | | Incorporated in | DE | | Business address | DE | | Listed | NRXP (Nasdaq) | | First annual or quarterly report | 2018-03-23 | ## Offerings 7 registrations | Registration | Label and status | First filed | Last event | Filings | | --- | --- | --- | --- | --- | | 333-288205 | Shelf Effective | 2025-06-20 | 2026-06-03 | 5 | | 333-265492 | Shelf Effective | 2022-06-09 | 2025-08-18 | 12 | | 333-283220 | Registered company Withdrawn | 2024-11-14 | 2025-06-24 | 2 | | 333-264201 | Registered company Effective | 2022-04-08 | 2022-06-10 | 3 | | 333-257438 | Registered company Effective | 2021-06-25 | 2022-05-05 | 5 | | 333-259336 | Registered company Effective | 2021-09-03 | 2022-05-05 | 4 | | 333-220947 | IPO Final prospectus | 2017-10-13 | 2017-11-21 | 6 | ## Filings 38 | Filed | Filing | Registration | Accession | | --- | --- | --- | --- | | 2026-06-03 | [424B5](https://www.sec.gov/Archives/edgar/data/1719406/000143774926019368/0001437749-26-019368-index.htm) Shelf takedown | 333-288205 | 0001437749-26-019368 | | 2026-06-02 | [424B5](https://www.sec.gov/Archives/edgar/data/1719406/000143774926019194/0001437749-26-019194-index.htm) Shelf takedown | 333-288205 | 0001437749-26-019194 | | 2026-02-17 | [424B5](https://www.sec.gov/Archives/edgar/data/1719406/000143774926004244/0001437749-26-004244-index.htm) Shelf takedown | 333-288205 | 0001437749-26-004244 | | 2025-12-22 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1719406/999999999525003879/9999999995-25-003879-index.htm) Declared effective | 333-288205 | 9999999995-25-003879 | | 2025-08-18 | [424B5](https://www.sec.gov/Archives/edgar/data/1719406/000143774925027184/0001437749-25-027184-index.htm) Shelf takedown | 333-265492 | 0001437749-25-027184 | | 2025-06-24 | [RW](https://www.sec.gov/Archives/edgar/data/1719406/000143774925021178/0001437749-25-021178-index.htm) Withdrawn | 333-283220 | 0001437749-25-021178 | | 2025-06-20 | [S-3](https://www.sec.gov/Archives/edgar/data/1719406/000143774925020924/0001437749-25-020924-index.htm) Shelf registered | 333-288205 | 0001437749-25-020924 | | 2024-11-14 | [S-1](https://www.sec.gov/Archives/edgar/data/1719406/000143774924035167/0001437749-24-035167-index.htm) Registration filed | 333-283220 | 0001437749-24-035167 | | 2024-04-19 | [424B5](https://www.sec.gov/Archives/edgar/data/1719406/000110465924049230/0001104659-24-049230-index.htm) Shelf takedown | 333-265492 | 0001104659-24-049230 | | 2024-04-18 | [424B5](https://www.sec.gov/Archives/edgar/data/1719406/000110465924048619/0001104659-24-048619-index.htm) Shelf takedown | 333-265492 | 0001104659-24-048619 | | 2024-02-28 | [424B5](https://www.sec.gov/Archives/edgar/data/1719406/000110465924028558/0001104659-24-028558-index.htm) Shelf takedown | 333-265492 | 0001104659-24-028558 | | 2024-02-26 | [424B5](https://www.sec.gov/Archives/edgar/data/1719406/000110465924027589/0001104659-24-027589-index.htm) Shelf takedown | 333-265492 | 0001104659-24-027589 | | 2023-08-14 | [424B5](https://www.sec.gov/Archives/edgar/data/1719406/000110465923091485/0001104659-23-091485-index.htm) Shelf takedown | 333-265492 | 0001104659-23-091485 | | 2023-06-08 | [424B5](https://www.sec.gov/Archives/edgar/data/1719406/000110465923069216/0001104659-23-069216-index.htm) Shelf takedown | 333-265492 | 0001104659-23-069216 | | 2023-03-14 | [424B5](https://www.sec.gov/Archives/edgar/data/1719406/000110465923032020/0001104659-23-032020-index.htm) Shelf takedown | 333-265492 | 0001104659-23-032020 | | 2023-03-10 | [424B5](https://www.sec.gov/Archives/edgar/data/1719406/000110465923031178/0001104659-23-031178-index.htm) Shelf takedown | 333-265492 | 0001104659-23-031178 | | 2022-12-02 | [424B5](https://www.sec.gov/Archives/edgar/data/1719406/000110465922124091/0001104659-22-124091-index.htm) Shelf takedown | 333-265492 | 0001104659-22-124091 | | 2022-06-21 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1719406/999999999522001833/9999999995-22-001833-index.htm) Declared effective | 333-265492 | 9999999995-22-001833 | | 2022-06-10 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1719406/999999999522001758/9999999995-22-001758-index.htm) Declared effective | 333-264201 | 9999999995-22-001758 | | 2022-06-09 | [S-3](https://www.sec.gov/Archives/edgar/data/1719406/000110465922069400/0001104659-22-069400-index.htm) Shelf registered | 333-265492 | 0001104659-22-069400 | | 2022-05-05 | [424B5](https://www.sec.gov/Archives/edgar/data/1719406/000110465922056470/0001104659-22-056470-index.htm) Shelf takedown | 333-259336 | 0001104659-22-056470 | | 2022-05-05 | [424B5](https://www.sec.gov/Archives/edgar/data/1719406/000110465922056467/0001104659-22-056467-index.htm) Shelf takedown | 333-257438 | 0001104659-22-056467 | | 2022-05-03 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1719406/999999999522001282/9999999995-22-001282-index.htm) Declared effective | 333-259336 | 9999999995-22-001282 | | 2022-05-03 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1719406/999999999522001274/9999999995-22-001274-index.htm) Declared effective | 333-257438 | 9999999995-22-001274 | | 2022-04-19 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1719406/999999999522001031/9999999995-22-001031-index.htm) Declared effective | 333-264201 | 9999999995-22-001031 | | 2022-04-08 | [S-1](https://www.sec.gov/Archives/edgar/data/1719406/000110465922044187/0001104659-22-044187-index.htm) Registration filed | 333-264201 | 0001104659-22-044187 | | 2021-09-15 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1719406/999999999521003551/9999999995-21-003551-index.htm) Declared effective | 333-259336 | 9999999995-21-003551 | | 2021-09-03 | [S-1](https://www.sec.gov/Archives/edgar/data/1719406/000110465921113002/0001104659-21-113002-index.htm) Registration filed | 333-259336 | 0001104659-21-113002 | | 2021-07-09 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1719406/999999999521002705/9999999995-21-002705-index.htm) Declared effective | 333-257438 | 9999999995-21-002705 | | 2021-07-06 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1719406/000119312521208673/0001193125-21-208673-index.htm) Amendment | 333-257438 | 0001193125-21-208673 | | 2021-06-25 | [S-1](https://www.sec.gov/Archives/edgar/data/1719406/000119312521200558/0001193125-21-200558-index.htm) Registration filed | 333-257438 | 0001193125-21-200558 | | 2021-05-21 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1719406/999999999521002054/9999999995-21-002054-index.htm) Declared effective | 333-252479 | 9999999995-21-002054 | | 2017-11-21 | [424B4](https://www.sec.gov/Archives/edgar/data/1719406/000165495417010931/0001654954-17-010931-index.htm) Final prospectus | 333-220947 | 0001654954-17-010931 | | 2017-11-20 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1719406/999999999517003025/9999999995-17-003025-index.htm) Declared effective | 333-220947 | 9999999995-17-003025 | | 2017-11-20 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1719406/000165495417010894/0001654954-17-010894-index.htm) Amendment | 333-220947 | 0001654954-17-010894 | | 2017-11-17 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1719406/000165495417010852/0001654954-17-010852-index.htm) Amendment | 333-220947 | 0001654954-17-010852 | | 2017-11-14 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1719406/000165495417010676/0001654954-17-010676-index.htm) Amendment | 333-220947 | 0001654954-17-010676 | | 2017-10-13 | [S-1](https://www.sec.gov/Archives/edgar/data/1719406/000165495417009431/0001654954-17-009431-index.htm) Registration filed | 333-220947 | 0001654954-17-009431 | [All filings of this company](https://equitycapital.markets/filings?cik=1719406) · [CSV](https://equitycapital.markets/filings.csv?cik=1719406) --- Source page: https://equitycapital.markets/company/1719406 · Data: U.S. SEC EDGAR · CC BY 4.0