NRX Pharmaceuticals, Inc.
NRXP- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001719406
No open-market purchases or sales by NRX Pharmaceuticals, Inc. insiders were filed in the last 90 days; 47 institutions reported holding it in 13F filings for Q2 2026, worth $47.6M in total; no superinvestor holds it.
Holders of 5% or more of NRXP
Holders whose latest Schedule 13D or 13G filing reports 5% or more of NRX Pharmaceuticals, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| B Group, Inc. | 13G | 12.62%3.00M shares | New | Aug 21, 20251 filing | Aug 21, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
4 Schedule 13D and 13G filings on NRX Pharmaceuticals, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| May 15, 202612:28 PM ET | Anson Funds Management LPand 5 others | 13G/A | 4.90%1.74M shares | −4.40 ppfrom 9.30%Below 5% | Mar 31, 2026 | SEC |
| Aug 21, 20256:42 AM ET | B Group, Inc.and 2 others | 13G | 12.62%3.00M shares | New | Aug 18, 2025 | SEC |
| Aug 14, 20259:53 PM ET | Anson Funds Management LPand 5 others | 13G/A | 9.30%1.60M shares | +2.30 ppfrom 7.00% | Jun 30, 2025 | SEC |
| May 15, 20255:15 PM ET | Anson Funds Management LPand 5 others | 13G | 7.00%1.18M shares | New | Mar 31, 2025 | SEC |
| Nov 2, 2021 | Javitt Jonathan C | 13D/AOld format | – | – | – | SEC |
| Jun 4, 2021 | BRAC Lending Group LLC | 13D/AOld format | – | – | – | SEC |
| Jun 3, 2021 | Javitt Jonathan C | 13DOld format | – | New | – | SEC |
| May 26, 2021 | Big Rock Partners Sponsor, LLC | 13D/AOld format | – | – | – | SEC |
| Feb 16, 2021 | K2 Principal Fund, L.P. | 13G/AOld format | – | – | – | SEC |
| Feb 16, 2021 | Oxford Asset Management LLP | 13G/AOld format | – | – | – | SEC |
| Feb 12, 2021 | Magnetar Financial LLC | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell NRX Pharmaceuticals, Inc. shares.
No Form 144 notices for NRX Pharmaceuticals, Inc. are on file.