Paratek Pharmaceuticals, Inc. short interest in 2020

In 2020, Paratek Pharmaceuticals, Inc.'s disclosed short interest ran from 23.33% of shares outstanding on 15 Jan 2020 to 9.52% on 31 Dec 2020, a change of -13.81 percentage points. The year's high was 23.33% on 15 Jan 2020 and its low 7.81% on 14 Aug 2020, averaging 11.87% across 24 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 15.34 days on 14 Feb 2020. Full history: Paratek Pharmaceuticals, Inc..

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Plain

Short position data for Paratek Pharmaceuticals, Inc. short interest in 2020: FINRA, compiled by howshorted.com, settlement date 31 Dec 2020. https://howshorted.com/us/company/prtk-2023/2020/

Wikipedia

<ref>{{cite web |title=Paratek Pharmaceuticals, Inc. short interest in 2020 short position data |url=https://howshorted.com/us/company/prtk-2023/2020/ |website=HowShorted |publisher=howshorted.com (data: FINRA) |date=2020-12-31 |access-date=2026-10-13}}</ref>

BibTeX

@misc{howshorted-paratek-pharmaceuticals-inc-short-intere-2020-12-31,
  title        = {Paratek Pharmaceuticals, Inc. short interest in 2020 short position data},
  author       = {{HowShorted}},
  howpublished = {\url{https://howshorted.com/us/company/prtk-2023/2020/}},
  note         = {Data: FINRA, settlement date 31 Dec 2020; accessed 2026-10-13},
  year         = {2020}
}

By year: 2019 · 2020 · 2021 · 2022 · 2023

2020 in figures

Start of year: 23.33% (15 Jan 2020)
End of year: 9.52% (31 Dec 2020)
Change: -13.81 pp
High: 23.33% (15 Jan 2020)
Low: 7.81% (14 Aug 2020)
Average: 11.87%
Highest days to cover: 15.34 (14 Feb 2020)
SEC filings marked: 4

Every report in 2020

Paratek Pharmaceuticals, Inc. short interest in 2020
Settlement	Short interest	Days to cover	Filings since previous
15 Jan 2020	23.33%	6.98
31 Jan 2020	22.42%	11.23
14 Feb 2020	22.70%	15.34
28 Feb 2020	21.12%	5.42
13 Mar 2020	18.41%	6.25	10-K filed
31 Mar 2020	16.74%	7.19
15 Apr 2020	15.96%	8.90
30 Apr 2020	9.89%	8.18
15 May 2020	8.37%	6.54	10-Q filed
29 May 2020	8.40%	9.74
15 Jun 2020	8.41%	6.81
30 Jun 2020	9.14%	7.12
15 Jul 2020	8.54%	7.45
31 Jul 2020	8.14%	5.40
14 Aug 2020	7.81%	10.37	10-Q filed
31 Aug 2020	8.21%	13.48
15 Sep 2020	8.63%	3.55
30 Sep 2020	8.33%	5.06
15 Oct 2020	7.99%	12.30
30 Oct 2020	8.38%	13.35
13 Nov 2020	8.42%	9.74	10-Q filed
30 Nov 2020	7.89%	12.75
15 Dec 2020	8.18%	10.70
31 Dec 2020	9.52%	11.01

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.