BIOCRYST PHARMACEUTICALS INC short interest in 2025
In 2025, BIOCRYST PHARMACEUTICALS INC's disclosed short interest ran from 8.21% of shares outstanding on 15 Jan 2025 to 18.55% on 31 Dec 2025, a change of +10.34 percentage points. The year's high was 18.55% on 31 Dec 2025 and its low 7.73% on 28 Feb 2025, averaging 12.28% across 24 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 13.86 days on 29 Aug 2025. Full history: BIOCRYST PHARMACEUTICALS INC.
Cite this page
By year: 2018 · 2019 · 2020 · 2021 · 2022 · 2023 · 2024 · 2025 · 2026
2025 in figures
- Start of year
- 8.21% (15 Jan 2025)
- End of year
- 18.55% (31 Dec 2025)
- Change
- +10.34 pp
- High
- 18.55% (31 Dec 2025)
- Low
- 7.73% (28 Feb 2025)
- Average
- 12.28%
- Highest days to cover
- 13.86 (29 Aug 2025)
- SEC filings marked
- 10
Every report in 2025
| Settlement | Short interest | Days to cover | Filings since previous |
|---|---|---|---|
| 15 Jan 2025 | 8.21% | 7.06 | results (8-K) |
| 31 Jan 2025 | 8.35% | 7.09 | |
| 14 Feb 2025 | 8.05% | 5.62 | |
| 28 Feb 2025 | 7.73% | 3.58 | results (8-K), 10-K filed |
| 14 Mar 2025 | 9.55% | 4.66 | |
| 31 Mar 2025 | 10.01% | 7.27 | |
| 15 Apr 2025 | 9.87% | 6.23 | |
| 30 Apr 2025 | 8.74% | 4.78 | |
| 15 May 2025 | 10.03% | 2.30 | results (8-K), 10-Q filed |
| 30 May 2025 | 11.48% | 6.15 | |
| 13 Jun 2025 | 11.03% | 6.65 | |
| 30 Jun 2025 | 13.01% | 6.98 | |
| 15 Jul 2025 | 12.80% | 9.27 | |
| 31 Jul 2025 | 12.33% | 7.93 | |
| 15 Aug 2025 | 12.90% | 7.23 | results (8-K), 10-Q filed |
| 29 Aug 2025 | 13.09% | 13.86 | |
| 15 Sep 2025 | 13.49% | 10.90 | |
| 30 Sep 2025 | 13.13% | 10.37 | |
| 15 Oct 2025 | 14.66% | 3.85 | results (8-K) |
| 31 Oct 2025 | 15.42% | 5.81 | |
| 14 Nov 2025 | 17.32% | 6.77 | results (8-K), 10-Q filed |
| 28 Nov 2025 | 17.76% | 10.70 | |
| 15 Dec 2025 | 17.10% | 8.56 | |
| 31 Dec 2025 | 18.55% | 12.34 |
See also: BIOCRYST PHARMACEUTICALS INC's full history · most shorted US stocks of 2025 · today's US league.
About this data
US short interest data: FINRA (finra.org), shown as reported shares short divided by SEC-reported shares outstanding for each settlement date. FINRA® is a registered trademark of the Financial Industry Regulatory Authority, Inc. This site is not affiliated with or endorsed by FINRA or the SEC; displayed for personal reference, bulk redistribution is not permitted (see terms). Nothing here is investment advice. Method: methodology.