SELLAS Life Sciences Group, Inc. short interest in 2026

In 2026, SELLAS Life Sciences Group, Inc.'s disclosed short interest ran from 29.52% of shares outstanding on 15 Jan 2026 to 29.25% on 15 Sep 2026, a change of -0.27 percentage points. The year's high was 35.28% on 15 Jun 2026 and its low 27.91% on 14 Aug 2026, averaging 31.42% across 17 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 13.63 days on 15 Apr 2026. Full history: SELLAS Life Sciences Group, Inc..

Cite this page

Plain

Short position data for SELLAS Life Sciences Group, Inc. short interest in 2026: FINRA, compiled by howshorted.com, settlement date 15 Sep 2026. https://howshorted.com/us/company/sls/2026/

Wikipedia

<ref>{{cite web |title=SELLAS Life Sciences Group, Inc. short interest in 2026 short position data |url=https://howshorted.com/us/company/sls/2026/ |website=HowShorted |publisher=howshorted.com (data: FINRA) |date=2026-09-15 |access-date=2026-10-13}}</ref>

BibTeX

@misc{howshorted-sellas-life-sciences-group-inc-short-int-2026-09-15,
  title        = {SELLAS Life Sciences Group, Inc. short interest in 2026 short position data},
  author       = {{HowShorted}},
  howpublished = {\url{https://howshorted.com/us/company/sls/2026/}},
  note         = {Data: FINRA, settlement date 15 Sep 2026; accessed 2026-10-13},
  year         = {2026}
}

By year: 2020 · 2021 · 2022 · 2023 · 2024 · 2025 · 2026

2026 in figures

Start of year: 29.52% (15 Jan 2026)
End of year: 29.25% (15 Sep 2026)
Change: -0.27 pp
High: 35.28% (15 Jun 2026)
Low: 27.91% (14 Aug 2026)
Average: 31.42%
Highest days to cover: 13.63 (15 Apr 2026)
SEC filings marked: 8

Every report in 2026

SELLAS Life Sciences Group, Inc. short interest in 2026
Settlement	Short interest	Days to cover	Filings since previous
15 Jan 2026	29.52%	2.59	results (8-K)
30 Jan 2026	29.02%	6.26
13 Feb 2026	32.33%	10.01
27 Feb 2026	34.49%	7.79
13 Mar 2026	32.15%	6.25
31 Mar 2026	29.81%	5.96	10-K filed, results (8-K)
15 Apr 2026	31.54%	13.63
30 Apr 2026	31.82%	11.68
15 May 2026	31.78%	7.14	10-Q filed, results (8-K)
29 May 2026	33.97%	4.42
15 Jun 2026	35.28%	9.25
30 Jun 2026	35.25%	4.75
15 Jul 2026	30.78%	5.93
31 Jul 2026	30.61%	7.89	results (8-K)
14 Aug 2026	27.91%	10.44	10-Q filed, results (8-K)
31 Aug 2026	28.68%	6.88
15 Sep 2026	29.25%	8.60

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.