NRX Pharmaceuticals, Inc. SEC filings NRXP
NRX Pharmaceuticals, Inc. has 477 filings in SEC EDGAR's recent list, going back to Oct 13, 2017. Its latest annual report, Form 10-K, was filed on Mar 23, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 14, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 2, 2026 (regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Regulation FD disclosure
|
Nov 2, 2026 | Oct 30, 2026 |
| 8-K |
Current report
Other events
|
Oct 16, 2026 | Oct 16, 2026 |
| 8-K |
Current report
Material agreement
|
Oct 5, 2026 | Sep 29, 2026 |
| 8-K |
Current report
Other events
|
Sep 16, 2026 | Sep 15, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 14, 2026 | Sep 8, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 17, 2026 | Aug 17, 2026 |
| 10-Q | Quarterly report | Aug 14, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 7, 2026 | Aug 7, 2026 |
| 8-K |
Current report
Other events
|
Jul 22, 2026 | Jul 21, 2026 |
| 8-K |
Current report
Material agreement, Other events
|
Jun 4, 2026 | Jun 3, 2026 |
| 424B5 | Prospectus supplement | Jun 3, 2026 | — |
| 8-K |
Current report
Other events
|
Jun 2, 2026 | Jun 2, 2026 |
| 424B5 | Prospectus supplement | Jun 2, 2026 | — |
| 25-NSE | Delisting notice | May 22, 2026 | — |
| 10-Q | Quarterly report | May 15, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Mar 24, 2026 | Mar 23, 2026 |
| 10-K | Annual report | Mar 23, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Feb 24, 2026 | — |
| ARS | Annual report to shareholders | Feb 23, 2026 | Dec 31, 2024 |
| DEF 14A | Proxy statement | Feb 23, 2026 | Mar 23, 2026 |
| 8-K |
Current report
Other events
|
Feb 17, 2026 | Feb 17, 2026 |
| 8-K |
Current report
Other events
|
Feb 17, 2026 | Feb 17, 2026 |
| 424B5 | Prospectus supplement | Feb 17, 2026 | — |
| PRE 14A | Preliminary proxy statement | Feb 13, 2026 | Mar 23, 2026 |
| 8-K |
Current report
Officer or director change
|
Feb 2, 2026 | Jan 27, 2026 |
| 8-K |
Current report
Listing notice, Regulation FD disclosure, Other events
|
Jan 16, 2026 | Jan 12, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 29, 2025 | Dec 18, 2025 |
| EFFECT | Filing | Dec 22, 2025 | — |
| 424B3 | Prospectus | Dec 22, 2025 | — |
| CORRESP | Letter to the SEC | Dec 18, 2025 | — |
| S-3/A | Form s-3/a | Dec 12, 2025 | — |
| 8-K |
Current report
Auditor change
|
Nov 26, 2025 | Nov 20, 2025 |
| 8-K/A | Amended current report | Nov 21, 2025 | Sep 8, 2025 |
| 10-Q | Quarterly report | Nov 14, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Oct 23, 2025 | Oct 17, 2025 |
| 8-K |
Current report
Other events
|
Sep 26, 2025 | Sep 24, 2025 |
| 8-K |
Current report
Acquisition or sale of assets, Regulation FD disclosure
|
Sep 12, 2025 | Sep 8, 2025 |
| 8-K |
Current report
Other events
|
Sep 8, 2025 | Sep 2, 2025 |
| 8-K |
Current report
Material agreement, Results of operations, Regulation FD disclosure
|
Aug 18, 2025 | Aug 18, 2025 |
| 424B5 | Prospectus supplement | Aug 18, 2025 | — |
| 10-Q | Quarterly report | Aug 18, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Other events
|
Aug 15, 2025 | Aug 11, 2025 |
| NT 10-Q | Form nt 10-q | Aug 14, 2025 | Jun 30, 2025 |
| RW | Form rw | Jun 24, 2025 | — |
| UPLOAD | Letter from the SEC | Jun 24, 2025 | — |
| S-3 | Shelf registration | Jun 20, 2025 | — |
| 8-K |
Current report
Other events
|
Jun 9, 2025 | Jun 5, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 21, 2025 | May 15, 2025 |
| 10-Q | Quarterly report | May 15, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Other events
|
May 13, 2025 | May 13, 2025 |
| 10-K/A | Amended annual report | Apr 30, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Other events
|
Apr 17, 2025 | Apr 17, 2025 |
| 424B3 | Prospectus | Apr 17, 2025 | — |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Mar 21, 2025 | Mar 17, 2025 |
| 10-K | Annual report | Mar 14, 2025 | Dec 31, 2024 |
| D | Filing | Mar 7, 2025 | — |
| 424B3 | Prospectus | Feb 20, 2025 | — |
| 8-K |
Current report
Material agreement, Other events
|
Feb 3, 2025 | Jan 28, 2025 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale, Other events
|
Jan 29, 2025 | Jan 27, 2025 |
| 424B3 | Prospectus | Jan 29, 2025 | — |
| 8-K |
Current report
Officer or director change, Other events
|
Jan 22, 2025 | Jan 15, 2025 |
| 8-K |
Current report
Officer or director change, Other events
|
Jan 14, 2025 | Jan 7, 2025 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Jan 10, 2025 | Jan 6, 2025 |
| 8-K |
Current report
Material agreement, Officer or director change
|
Nov 20, 2024 | Nov 18, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 15, 2024 | Nov 14, 2024 |
| 10-Q | Quarterly report | Nov 14, 2024 | Sep 30, 2024 |
| S-1 | Registration statement | Nov 14, 2024 | — |
| 8-K |
Current report
Other events
|
Oct 31, 2024 | Oct 30, 2024 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale
|
Oct 15, 2024 | Oct 10, 2024 |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Regulation FD disclosure
|
Oct 11, 2024 | Oct 7, 2024 |
| DEF 14A | Proxy statement | Sep 5, 2024 | Oct 8, 2024 |
| PRE 14A | Preliminary proxy statement | Aug 27, 2024 | Oct 8, 2024 |
| 8-K |
Current report
Officer or director change, Other events
|
Aug 20, 2024 | Aug 14, 2024 |
| 424B3 | Prospectus | Aug 15, 2024 | — |
| 8-K |
Current report
Results of operations
|
Aug 15, 2024 | Aug 14, 2024 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale, Bylaw or fiscal year change, Other events
|
Aug 14, 2024 | Aug 12, 2024 |
| 10-Q | Quarterly report | Aug 14, 2024 | Jun 30, 2024 |
| 424B3 | Prospectus | Aug 14, 2024 | — |
| 8-K |
Current report
Listing notice, Other events
|
Aug 12, 2024 | Aug 6, 2024 |
| 424B3 | Prospectus | Jul 5, 2024 | — |
| 8-K |
Current report
Agreement ended, Other events
|
Jun 27, 2024 | Jun 21, 2024 |
| 8-K |
Current report
Officer or director change
|
Jun 20, 2024 | Jun 13, 2024 |
| 8-K |
Current report
Other events
|
May 23, 2024 | May 21, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure, Other events
|
May 16, 2024 | May 14, 2024 |
| 10-Q | Quarterly report | May 14, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Other events
|
Apr 30, 2024 | Apr 24, 2024 |
| 10-K/A | Amended annual report | Apr 29, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Apr 19, 2024 | Apr 17, 2024 |
| 424B5 | Prospectus supplement | Apr 19, 2024 | — |
| 424B5 | Prospectus supplement | Apr 18, 2024 | — |
| 8-K |
Current report
Other events
|
Apr 15, 2024 | Apr 15, 2024 |
| 424B3 | Prospectus | Apr 15, 2024 | — |
| 424B3 | Prospectus | Apr 15, 2024 | — |
| 8-K |
Current report
Results of operations
|
Apr 2, 2024 | Apr 1, 2024 |
| 10-K | Annual report | Mar 29, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change, Regulation FD disclosure
|
Mar 28, 2024 | Mar 28, 2024 |
| 8-K |
Current report
Shareholder vote results, Regulation FD disclosure
|
Mar 21, 2024 | Mar 21, 2024 |
| DEFA14A | Additional proxy material | Mar 20, 2024 | — |
| DEFA14A | Additional proxy material | Mar 18, 2024 | — |
| DEFA14A | Additional proxy material | Mar 13, 2024 | — |
| DEF 14A | Proxy statement | Mar 11, 2024 | Mar 21, 2024 |
| 8-K |
Current report
Other events
|
Mar 6, 2024 | Mar 5, 2024 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Feb 28, 2024 | Feb 27, 2024 |
| 424B5 | Prospectus supplement | Feb 28, 2024 | — |
| 424B5 | Prospectus supplement | Feb 26, 2024 | — |
| 8-K |
Current report
Material agreement
|
Feb 14, 2024 | Feb 9, 2024 |
| 8-K |
Current report
Material agreement, Other events
|
Feb 14, 2024 | Feb 7, 2024 |
| 8-K |
Current report
Listing notice
|
Feb 2, 2024 | Feb 1, 2024 |
| 8-K |
Current report
Listing notice, Regulation FD disclosure
|
Jan 23, 2024 | Jan 16, 2024 |
| PRE 14A | Preliminary proxy statement | Dec 29, 2023 | Dec 29, 2023 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Dec 29, 2023 | Dec 28, 2023 |
| 8-K |
Current report
Other events
|
Dec 21, 2023 | Dec 19, 2023 |
| ARS | Annual report to shareholders | Nov 22, 2023 | Dec 31, 2022 |
| DEF 14A | Proxy statement | Nov 22, 2023 | Dec 19, 2023 |
| 8-K/A |
Amended current report
Auditor change
|
Nov 22, 2023 | Nov 15, 2023 |
| 8-K |
Current report
Auditor change
|
Nov 21, 2023 | Nov 15, 2023 |
| 10-Q | Quarterly report | Nov 14, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 14, 2023 | Nov 13, 2023 |
| 8-K |
Current report
Listing notice
|
Oct 23, 2023 | Oct 17, 2023 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Sep 14, 2023 | Sep 11, 2023 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Bylaw or fiscal year change, Regulation FD disclosure
|
Sep 1, 2023 | Aug 28, 2023 |
| 8-K |
Current report
Other events
|
Aug 31, 2023 | Aug 31, 2023 |
| 424B3 | Prospectus | Aug 31, 2023 | — |
| 8-K |
Current report
Material agreement
|
Aug 14, 2023 | Aug 14, 2023 |
| 424B5 | Prospectus supplement | Aug 14, 2023 | — |
| 10-Q | Quarterly report | Aug 14, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Material agreement, Listing notice
|
Jul 28, 2023 | Jul 7, 2023 |
| 424B5 | Prospectus supplement | Jun 8, 2023 | — |
| 8-K/A |
Amended current report
Material agreement, Unregistered share sale, Regulation FD disclosure
|
Jun 7, 2023 | Jun 6, 2023 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Jun 6, 2023 | Jun 6, 2023 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Jun 5, 2023 | Jun 2, 2023 |
| 10-K/A | Amended annual report | May 26, 2023 | Dec 31, 2022 |
| 10-Q | Quarterly report | May 15, 2023 | Mar 31, 2023 |
| 10-K/A | Amended annual report | May 1, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Listing notice, Other events
|
Apr 21, 2023 | Apr 18, 2023 |
| 10-K | Annual report | Mar 31, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Mar 31, 2023 | Mar 31, 2023 |
| 424B5 | Prospectus supplement | Mar 14, 2023 | — |
| 8-K/A |
Amended current report
Material agreement, Regulation FD disclosure
|
Mar 14, 2023 | Mar 9, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 13, 2023 | Mar 13, 2023 |
| 424B5 | Prospectus supplement | Mar 10, 2023 | — |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Mar 9, 2023 | Mar 9, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Mar 3, 2023 | Mar 3, 2023 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Feb 24, 2023 | Feb 17, 2023 |
| 8-K |
Current report
Officer or director change
|
Feb 23, 2023 | Feb 16, 2023 |
| 8-K |
Current report
Other events
|
Feb 13, 2023 | Feb 13, 2023 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Feb 2, 2023 | Feb 2, 2023 |
| DEF 14A | Proxy statement | Jan 10, 2023 | Feb 2, 2023 |
| PRE 14A | Preliminary proxy statement | Dec 23, 2022 | Feb 2, 2023 |
| 424B5 | Prospectus supplement | Dec 2, 2022 | — |
| 10-Q | Quarterly report | Nov 14, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Material agreement, Results of operations
|
Nov 14, 2022 | Nov 12, 2022 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Nov 9, 2022 | Nov 4, 2022 |
| 8-K |
Current report
Other events
|
Aug 22, 2022 | Aug 22, 2022 |
| 10-Q | Quarterly report | Aug 15, 2022 | Jun 30, 2022 |
| 10-Q/A | Amended quarterly report | Aug 12, 2022 | Sep 30, 2021 |
| 10-Q/A | Amended quarterly report | Aug 12, 2022 | Jun 30, 2021 |
| 8-K |
Current report
Restatement
|
Aug 12, 2022 | Aug 10, 2022 |
| 8-K |
Current report
Officer or director change
|
Jul 28, 2022 | Jul 22, 2022 |
| 424B7 | Form 424b7 | Jul 25, 2022 | — |
| 8-K |
Current report
Shareholder vote results
|
Jul 21, 2022 | Jul 18, 2022 |
| 8-K |
Current report
Listing notice, Officer or director change, Other events
|
Jul 15, 2022 | Jul 12, 2022 |
| EFFECT | Filing | Jun 21, 2022 | — |
| DEF 14A | Proxy statement | Jun 21, 2022 | Jul 18, 2022 |
| DEFA14A | Additional proxy material | Jun 16, 2022 | — |
| CORRESP | Letter to the SEC | Jun 16, 2022 | — |
| S-3/A | Filing | Jun 14, 2022 | — |
| 424B3 | Prospectus | Jun 13, 2022 | — |
| UPLOAD | Letter from the SEC | Jun 13, 2022 | — |
| EFFECT | Filing | Jun 10, 2022 | — |
| S-3 | Shelf registration | Jun 9, 2022 | — |
| POS AM | Filing | Jun 8, 2022 | — |
| 424B3 | Prospectus | Jun 8, 2022 | — |
| 424B3 | Prospectus | Jun 8, 2022 | — |
| 424B3 | Prospectus | Jun 8, 2022 | — |
| 8-K |
Current report
Officer or director change, Other events
|
Jun 8, 2022 | Jun 6, 2022 |
| 424B3 | Prospectus | Jun 1, 2022 | — |
| 424B3 | Prospectus | Jun 1, 2022 | — |
| 424B3 | Prospectus | Jun 1, 2022 | — |
| 8-K |
Current report
Other events
|
May 31, 2022 | May 25, 2022 |
| 8-K |
Current report
Officer or director change
|
May 25, 2022 | May 19, 2022 |
| 424B3 | Prospectus | May 18, 2022 | — |
| 10-Q | Quarterly report | May 16, 2022 | Mar 31, 2022 |
| 424B5 | Prospectus supplement | May 5, 2022 | — |
| 424B5 | Prospectus supplement | May 5, 2022 | — |
| EFFECT | Filing | May 3, 2022 | — |
| EFFECT | Filing | May 3, 2022 | — |
| POS AM | Form pos am | Apr 29, 2022 | — |
| POS AM | Filing | Apr 29, 2022 | — |
| 10-K/A | Amended annual report | Apr 29, 2022 | Dec 31, 2021 |
| 424B3 | Prospectus | Apr 20, 2022 | — |
| EFFECT | Filing | Apr 19, 2022 | — |
| CORRESP | Letter to the SEC | Apr 18, 2022 | — |
| UPLOAD | Letter from the SEC | Apr 15, 2022 | — |
| POS EX | Filing | Apr 8, 2022 | — |
| POS EX | Filing | Apr 8, 2022 | — |
| S-1 | Registration statement | Apr 8, 2022 | — |
| 424B3 | Prospectus | Apr 1, 2022 | — |
| 424B3 | Prospectus | Apr 1, 2022 | — |
| 10-K | Annual report | Mar 31, 2022 | Dec 31, 2021 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- NRXP (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Wilmington, DE
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1719406
- Former names
- Big Rock Partners Acquisition Corp. (until May 24, 2021)
Other Pharmaceutical Preparations companies
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.