Geron Corporation short interest in 2026

In 2026, Geron Corporation's disclosed short interest ran from 11.04% of shares outstanding on 15 Jan 2026 to 12.86% on 15 Sep 2026, a change of +1.82 percentage points. The year's high was 13.24% on 31 Aug 2026 and its low 9.16% on 30 Jan 2026, averaging 11.43% across 17 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 10.99 days on 31 Aug 2026. Full history: Geron Corporation.

Cite this page

Plain

Short position data for Geron Corporation short interest in 2026: FINRA, compiled by howshorted.com, settlement date 15 Sep 2026. https://howshorted.com/us/company/gern/2026/

Wikipedia

<ref>{{cite web |title=Geron Corporation short interest in 2026 short position data |url=https://howshorted.com/us/company/gern/2026/ |website=HowShorted |publisher=howshorted.com (data: FINRA) |date=2026-09-15 |access-date=2026-10-13}}</ref>

BibTeX

@misc{howshorted-geron-corporation-short-interest-in-2026-2026-09-15,
  title        = {Geron Corporation short interest in 2026 short position data},
  author       = {{HowShorted}},
  howpublished = {\url{https://howshorted.com/us/company/gern/2026/}},
  note         = {Data: FINRA, settlement date 15 Sep 2026; accessed 2026-10-13},
  year         = {2026}
}

By year: 2018 · 2019 · 2020 · 2021 · 2022 · 2023 · 2024 · 2025 · 2026

2026 in figures

Start of year: 11.04% (15 Jan 2026)
End of year: 12.86% (15 Sep 2026)
Change: +1.82 pp
High: 13.24% (31 Aug 2026)
Low: 9.16% (30 Jan 2026)
Average: 11.43%
Highest days to cover: 10.99 (31 Aug 2026)
SEC filings marked: 5

Every report in 2026

Geron Corporation short interest in 2026
Settlement	Short interest	Days to cover	Filings since previous
15 Jan 2026	11.04%	7.45
30 Jan 2026	9.16%	4.64
13 Feb 2026	10.19%	4.30
27 Feb 2026	9.50%	2.91	results (8-K)
13 Mar 2026	9.90%	3.45	10-K filed
31 Mar 2026	12.01%	4.17
15 Apr 2026	12.87%	3.57
30 Apr 2026	11.86%	5.52
15 May 2026	10.94%	3.77	10-Q filed
29 May 2026	11.19%	7.61
15 Jun 2026	11.67%	5.89
30 Jun 2026	12.50%	4.70
15 Jul 2026	10.90%	6.75
31 Jul 2026	11.95%	9.90
14 Aug 2026	12.55%	5.81	10-Q filed, results (8-K)
31 Aug 2026	13.24%	10.99
15 Sep 2026	12.86%	6.69

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.