Omeros Corporation short interest in 2025
In 2025, Omeros Corporation's disclosed short interest ran from 16.00% of shares outstanding on 15 Jan 2025 to 18.68% on 31 Dec 2025, a change of +2.68 percentage points. The year's high was 23.42% on 15 Jul 2025 and its low 15.79% on 30 Apr 2025, averaging 18.84% across 24 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 23.27 days on 14 Feb 2025. Full history: Omeros Corporation.
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By year: 2018 · 2019 · 2020 · 2021 · 2022 · 2023 · 2024 · 2025 · 2026
2025 in figures
- Start of year
- 16.00% (15 Jan 2025)
- End of year
- 18.68% (31 Dec 2025)
- Change
- +2.68 pp
- High
- 23.42% (15 Jul 2025)
- Low
- 15.79% (30 Apr 2025)
- Average
- 18.84%
- Highest days to cover
- 23.27 (14 Feb 2025)
- SEC filings marked
- 8
Every report in 2025
| Settlement | Short interest | Days to cover | Filings since previous |
|---|---|---|---|
| 15 Jan 2025 | 16.00% | 14.19 | |
| 31 Jan 2025 | 16.16% | 20.18 | |
| 14 Feb 2025 | 16.31% | 23.27 | |
| 28 Feb 2025 | 15.92% | 16.26 | |
| 14 Mar 2025 | 16.40% | 18.25 | |
| 31 Mar 2025 | 16.06% | 18.71 | 10-K filed, results (8-K) |
| 15 Apr 2025 | 18.44% | 8.88 | |
| 30 Apr 2025 | 15.79% | 20.82 | |
| 15 May 2025 | 18.45% | 6.83 | 10-Q filed, results (8-K) |
| 30 May 2025 | 21.09% | 10.48 | |
| 13 Jun 2025 | 22.55% | 15.65 | |
| 30 Jun 2025 | 23.29% | 14.02 | |
| 15 Jul 2025 | 23.42% | 14.33 | |
| 31 Jul 2025 | 22.02% | 7.50 | |
| 15 Aug 2025 | 19.68% | 11.40 | 10-Q filed, results (8-K) |
| 29 Aug 2025 | 19.31% | 13.16 | |
| 15 Sep 2025 | 19.84% | 20.33 | |
| 30 Sep 2025 | 18.60% | 12.38 | |
| 15 Oct 2025 | 18.94% | 1.06 | |
| 31 Oct 2025 | 17.86% | 4.20 | |
| 14 Nov 2025 | 18.83% | 7.79 | 10-Q filed, results (8-K) |
| 28 Nov 2025 | 18.83% | 7.80 | |
| 15 Dec 2025 | 19.63% | 9.47 | |
| 31 Dec 2025 | 18.68% | 2.60 |
See also: Omeros Corporation'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.