Atara Biotherapeutics, Inc. short interest in 2022

In 2022, Atara Biotherapeutics, Inc.'s disclosed short interest ran from 6.72% of shares outstanding on 14 Jan 2022 to 13.71% on 30 Dec 2022, a change of +6.99 percentage points. The year's high was 13.71% on 30 Dec 2022 and its low 6.72% on 14 Jan 2022, averaging 11.34% across 24 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 14.30 days on 29 Apr 2022. Full history: Atara Biotherapeutics, Inc..

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Plain

Short position data for Atara Biotherapeutics, Inc. short interest in 2022: FINRA, compiled by howshorted.com, settlement date 30 Dec 2022. https://howshorted.com/us/company/atra/2022/

Wikipedia

<ref>{{cite web |title=Atara Biotherapeutics, Inc. short interest in 2022 short position data |url=https://howshorted.com/us/company/atra/2022/ |website=HowShorted |publisher=howshorted.com (data: FINRA) |date=2022-12-30 |access-date=2026-10-13}}</ref>

BibTeX

@misc{howshorted-atara-biotherapeutics-inc-short-interest-2022-12-30,
  title        = {Atara Biotherapeutics, Inc. short interest in 2022 short position data},
  author       = {{HowShorted}},
  howpublished = {\url{https://howshorted.com/us/company/atra/2022/}},
  note         = {Data: FINRA, settlement date 30 Dec 2022; accessed 2026-10-13},
  year         = {2022}
}

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2022 in figures

Start of year: 6.72% (14 Jan 2022)
End of year: 13.71% (30 Dec 2022)
Change: +6.99 pp
High: 13.71% (30 Dec 2022)
Low: 6.72% (14 Jan 2022)
Average: 11.34%
Highest days to cover: 14.30 (29 Apr 2022)
SEC filings marked: 9

Every report in 2022

Atara Biotherapeutics, Inc. short interest in 2022
Settlement	Short interest	Days to cover	Filings since previous
14 Jan 2022	6.72%	6.46
31 Jan 2022	7.88%	6.85	results (8-K)
15 Feb 2022	7.99%	10.46
28 Feb 2022	8.20%	8.93	10-K filed, results (8-K)
15 Mar 2022	9.88%	6.47
31 Mar 2022	11.00%	8.92
14 Apr 2022	12.57%	11.06
29 Apr 2022	12.63%	14.30
13 May 2022	11.80%	9.05	10-Q filed, results (8-K)
31 May 2022	12.56%	9.96
15 Jun 2022	12.07%	10.71
30 Jun 2022	11.46%	6.65
15 Jul 2022	8.61%	2.43
29 Jul 2022	11.17%	3.17
15 Aug 2022	11.95%	2.83	10-Q filed, results (8-K)
31 Aug 2022	11.88%	6.88
15 Sep 2022	13.08%	6.79
30 Sep 2022	13.05%	5.93
14 Oct 2022	12.61%	9.71
31 Oct 2022	12.63%	9.66
15 Nov 2022	12.70%	7.58	10-Q filed, results (8-K)
30 Nov 2022	12.91%	11.95
15 Dec 2022	13.06%	8.94
30 Dec 2022	13.71%	5.97

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.