Quantum Corporation short interest in 2026

In 2026, Quantum Corporation's disclosed short interest ran from 12.24% of shares outstanding on 15 Jan 2026 to 5.19% on 15 Sep 2026, a change of -7.05 percentage points. The year's high was 15.83% on 27 Feb 2026 and its low 4.64% on 31 Aug 2026, averaging 9.77% across 17 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 5.22 days on 30 Apr 2026. Full history: Quantum Corporation.

Cite this page

Plain

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

Wikipedia

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

BibTeX

@misc{howshorted-quantum-corporation-short-interest-in-20-2026-09-15,
  title        = {Quantum Corporation short interest in 2026 short position data},
  author       = {{HowShorted}},
  howpublished = {\url{https://howshorted.com/us/company/qmco/2026/}},
  note         = {Data: FINRA, settlement date 15 Sep 2026; accessed 2026-10-13},
  year         = {2026}
}

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

2026 in figures

Start of year: 12.24% (15 Jan 2026)
End of year: 5.19% (15 Sep 2026)
Change: -7.05 pp
High: 15.83% (27 Feb 2026)
Low: 4.64% (31 Aug 2026)
Average: 9.77%
Highest days to cover: 5.22 (30 Apr 2026)
SEC filings marked: 8

Every report in 2026

Quantum Corporation short interest in 2026
Settlement	Short interest	Days to cover	Filings since previous
15 Jan 2026	12.24%	2.87	results (8-K)
30 Jan 2026	12.78%	3.03
13 Feb 2026	14.35%	4.01
27 Feb 2026	15.83%	3.68	10-Q filed, results (8-K)
13 Mar 2026	13.81%	4.31
31 Mar 2026	12.27%	5.12
15 Apr 2026	13.50%	3.77
30 Apr 2026	12.15%	5.22
15 May 2026	10.49%	2.14
29 May 2026	9.51%	1.96
15 Jun 2026	6.92%	1.00	results (8-K)
30 Jun 2026	5.45%	1.76	10-K filed, results (8-K)
15 Jul 2026	5.81%	2.86
31 Jul 2026	6.12%	2.53
14 Aug 2026	5.08%	1.00	results (8-K), 10-Q filed
31 Aug 2026	4.64%	1.46
15 Sep 2026	5.19%	2.18

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.