Arcturus Therapeutics Holdings Inc. short interest in 2021

In 2021, Arcturus Therapeutics Holdings Inc.'s disclosed short interest ran from 13.96% of shares outstanding on 15 Jan 2021 to 8.93% on 31 Dec 2021, a change of -5.03 percentage points. The year's high was 19.60% on 14 May 2021 and its low 7.14% on 15 Oct 2021, averaging 12.26% across 24 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 12.37 days on 28 May 2021. Full history: Arcturus Therapeutics Holdings Inc..

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Plain

Short position data for Arcturus Therapeutics Holdings Inc. short interest in 2021: FINRA, compiled by howshorted.com, settlement date 31 Dec 2021. https://howshorted.com/us/company/arct/2021/

Wikipedia

<ref>{{cite web |title=Arcturus Therapeutics Holdings Inc. short interest in 2021 short position data |url=https://howshorted.com/us/company/arct/2021/ |website=HowShorted |publisher=howshorted.com (data: FINRA) |date=2021-12-31 |access-date=2026-10-13}}</ref>

BibTeX

@misc{howshorted-arcturus-therapeutics-holdings-inc-short-2021-12-31,
  title        = {Arcturus Therapeutics Holdings Inc. short interest in 2021 short position data},
  author       = {{HowShorted}},
  howpublished = {\url{https://howshorted.com/us/company/arct/2021/}},
  note         = {Data: FINRA, settlement date 31 Dec 2021; accessed 2026-10-13},
  year         = {2021}
}

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

2021 in figures

Start of year: 13.96% (15 Jan 2021)
End of year: 8.93% (31 Dec 2021)
Change: -5.03 pp
High: 19.60% (14 May 2021)
Low: 7.14% (15 Oct 2021)
Average: 12.26%
Highest days to cover: 12.37 (28 May 2021)
SEC filings marked: 8

Every report in 2021

Arcturus Therapeutics Holdings Inc. short interest in 2021
Settlement	Short interest	Days to cover	Filings since previous
15 Jan 2021	13.96%	1.21
29 Jan 2021	11.76%	2.18
12 Feb 2021	10.57%	3.20
26 Feb 2021	13.03%	3.44
15 Mar 2021	12.94%	3.93	10-K filed, results (8-K)
31 Mar 2021	15.37%	6.31
15 Apr 2021	16.58%	8.43
30 Apr 2021	18.57%	9.80
14 May 2021	19.60%	8.15	10-Q filed, results (8-K)
28 May 2021	19.04%	12.37
15 Jun 2021	16.57%	9.79
30 Jun 2021	15.21%	6.57
15 Jul 2021	14.21%	8.00
30 Jul 2021	13.98%	11.31
13 Aug 2021	8.57%	1.00	results (8-K), 10-Q filed
31 Aug 2021	9.35%	4.14
15 Sep 2021	7.98%	4.51
30 Sep 2021	7.31%	4.67
15 Oct 2021	7.14%	4.33
29 Oct 2021	7.70%	5.95
15 Nov 2021	8.46%	3.24	results (8-K), 10-Q filed
30 Nov 2021	9.47%	4.43
15 Dec 2021	8.03%	3.94
31 Dec 2021	8.93%	2.51

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.