ASP Isotopes Inc. short interest in 2025
In 2025, ASP Isotopes Inc.'s disclosed short interest ran from 10.50% of shares outstanding on 15 Jan 2025 to 18.64% on 31 Dec 2025, a change of +8.14 percentage points. The year's high was 24.89% on 14 Nov 2025 and its low 10.50% on 15 Jan 2025, averaging 20.61% across 24 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 12.24 days on 31 Mar 2025. Full history: ASP Isotopes Inc..
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By year: 2023 · 2024 · 2025 · 2026
2025 in figures
- Start of year
- 10.50% (15 Jan 2025)
- End of year
- 18.64% (31 Dec 2025)
- Change
- +8.14 pp
- High
- 24.89% (14 Nov 2025)
- Low
- 10.50% (15 Jan 2025)
- Average
- 20.61%
- Highest days to cover
- 12.24 (31 Mar 2025)
- SEC filings marked
- 4
Every report in 2025
| Settlement | Short interest | Days to cover | Filings since previous |
|---|---|---|---|
| 15 Jan 2025 | 10.50% | 3.88 | |
| 31 Jan 2025 | 21.43% | 5.93 | |
| 14 Feb 2025 | 22.36% | 7.80 | |
| 28 Feb 2025 | 22.29% | 8.28 | |
| 14 Mar 2025 | 22.78% | 11.99 | |
| 31 Mar 2025 | 23.20% | 12.24 | 10-K filed |
| 15 Apr 2025 | 22.62% | 6.35 | |
| 30 Apr 2025 | 22.12% | 9.98 | |
| 15 May 2025 | 22.84% | 9.59 | |
| 30 May 2025 | 18.88% | 2.32 | 10-Q filed |
| 13 Jun 2025 | 19.61% | 3.35 | |
| 30 Jun 2025 | 20.37% | 4.07 | |
| 15 Jul 2025 | 21.77% | 5.15 | |
| 31 Jul 2025 | 17.54% | 2.23 | |
| 15 Aug 2025 | 18.94% | 3.40 | 10-Q filed |
| 29 Aug 2025 | 20.59% | 3.24 | |
| 15 Sep 2025 | 21.92% | 3.90 | |
| 30 Sep 2025 | 21.42% | 2.59 | |
| 15 Oct 2025 | 21.07% | 1.36 | |
| 31 Oct 2025 | 23.37% | 1.96 | |
| 14 Nov 2025 | 24.89% | 2.70 | |
| 28 Nov 2025 | 16.97% | 2.64 | 10-Q filed |
| 15 Dec 2025 | 18.40% | 3.67 | |
| 31 Dec 2025 | 18.64% | 4.03 |
See also: ASP Isotopes 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.