Altimmune, Inc. short interest in 2023

In 2023, Altimmune, Inc.'s disclosed short interest ran from 14.89% of shares outstanding on 13 Jan 2023 to 17.57% on 29 Dec 2023, a change of +2.68 percentage points. The year's high was 20.65% on 15 Dec 2023 and its low 10.98% on 15 Aug 2023, averaging 15.02% across 24 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 8.00 days on 29 Sep 2023. Full history: Altimmune, Inc..

Cite this page

Plain

Short position data for Altimmune, Inc. short interest in 2023: FINRA, compiled by howshorted.com, settlement date 29 Dec 2023. https://howshorted.com/us/company/alt/2023/

Wikipedia

<ref>{{cite web |title=Altimmune, Inc. short interest in 2023 short position data |url=https://howshorted.com/us/company/alt/2023/ |website=HowShorted |publisher=howshorted.com (data: FINRA) |date=2023-12-29 |access-date=2026-10-13}}</ref>

BibTeX

@misc{howshorted-altimmune-inc-short-interest-in-2023-2023-12-29,
  title        = {Altimmune, Inc. short interest in 2023 short position data},
  author       = {{HowShorted}},
  howpublished = {\url{https://howshorted.com/us/company/alt/2023/}},
  note         = {Data: FINRA, settlement date 29 Dec 2023; accessed 2026-10-13},
  year         = {2023}
}

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

2023 in figures

Start of year: 14.89% (13 Jan 2023)
End of year: 17.57% (29 Dec 2023)
Change: +2.68 pp
High: 20.65% (15 Dec 2023)
Low: 10.98% (15 Aug 2023)
Average: 15.02%
Highest days to cover: 8.00 (29 Sep 2023)
SEC filings marked: 8

Every report in 2023

Altimmune, Inc. short interest in 2023
Settlement	Short interest	Days to cover	Filings since previous
13 Jan 2023	14.89%	6.52
31 Jan 2023	12.56%	3.95
15 Feb 2023	12.74%	5.97
28 Feb 2023	12.94%	6.89	10-K filed, results (8-K)
15 Mar 2023	15.02%	6.02
31 Mar 2023	19.27%	2.01
14 Apr 2023	20.01%	4.84
28 Apr 2023	18.34%	5.07
15 May 2023	17.96%	6.97	10-Q filed, results (8-K)
31 May 2023	18.42%	6.36
15 Jun 2023	18.52%	5.64
30 Jun 2023	14.12%	1.70
14 Jul 2023	14.92%	5.63
31 Jul 2023	12.49%	5.00
15 Aug 2023	10.98%	4.18	10-Q filed, results (8-K)
31 Aug 2023	11.45%	7.64
15 Sep 2023	12.41%	5.65
29 Sep 2023	13.57%	8.00
13 Oct 2023	14.05%	6.79
31 Oct 2023	13.02%	4.63
15 Nov 2023	12.52%	5.18	10-Q filed, results (8-K)
30 Nov 2023	12.00%	3.86
15 Dec 2023	20.65%	1.00
29 Dec 2023	17.57%	1.00

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.