Gossamer Bio, Inc. short interest in 2026

In 2026, Gossamer Bio, Inc.'s disclosed short interest ran from 10.90% of shares outstanding on 15 Jan 2026 to 16.90% on 31 Aug 2026, a change of +6.00 percentage points. The year's high was 40.47% on 31 Jul 2026 and its low 10.90% on 15 Jan 2026, averaging 19.62% across 16 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 11.48 days on 15 May 2026. Full history: Gossamer Bio, Inc..

Cite this page

Plain

Short position data for Gossamer Bio, Inc. short interest in 2026: FINRA, compiled by howshorted.com, settlement date 31 Aug 2026. https://howshorted.com/us/company/goss/2026/

Wikipedia

<ref>{{cite web |title=Gossamer Bio, Inc. short interest in 2026 short position data |url=https://howshorted.com/us/company/goss/2026/ |website=HowShorted |publisher=howshorted.com (data: FINRA) |date=2026-08-31 |access-date=2026-10-13}}</ref>

BibTeX

@misc{howshorted-gossamer-bio-inc-short-interest-in-2026-2026-08-31,
  title        = {Gossamer Bio, Inc. short interest in 2026 short position data},
  author       = {{HowShorted}},
  howpublished = {\url{https://howshorted.com/us/company/goss/2026/}},
  note         = {Data: FINRA, settlement date 31 Aug 2026; accessed 2026-10-13},
  year         = {2026}
}

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

2026 in figures

Start of year: 10.90% (15 Jan 2026)
End of year: 16.90% (31 Aug 2026)
Change: +6.00 pp
High: 40.47% (31 Jul 2026)
Low: 10.90% (15 Jan 2026)
Average: 19.62%
Highest days to cover: 11.48 (15 May 2026)
SEC filings marked: 7

Every report in 2026

Gossamer Bio, Inc. short interest in 2026
Settlement	Short interest	Days to cover	Filings since previous
15 Jan 2026	10.90%	5.43
30 Jan 2026	11.57%	5.68
13 Feb 2026	13.43%	5.10
27 Feb 2026	15.00%	1.00
13 Mar 2026	15.60%	2.70
31 Mar 2026	15.98%	2.75	10-K filed, results (8-K)
15 Apr 2026	17.13%	4.85
30 Apr 2026	17.05%	7.65
15 May 2026	17.40%	11.48	10-Q filed
29 May 2026	26.76%	2.84	results (8-K)
15 Jun 2026	23.95%	3.41
30 Jun 2026	22.88%	3.22
15 Jul 2026	31.18%	3.79
31 Jul 2026	40.47%	1.49	results (8-K)
14 Aug 2026	17.75%	7.37	10-Q filed, results (8-K)
31 Aug 2026	16.90%	2.79

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.