Ra Pharmaceuticals, Inc. short interest in 2020

In 2020, Ra Pharmaceuticals, Inc.'s disclosed short interest ran from 16.89% of shares outstanding on 15 Jan 2020 to 20.38% on 31 Mar 2020, a change of +3.49 percentage points. The year's high was 20.38% on 31 Mar 2020 and its low 11.94% on 28 Feb 2020, averaging 16.63% across 6 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 13.69 days on 14 Feb 2020. Full history: Ra Pharmaceuticals, Inc..

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Plain

Short position data for Ra Pharmaceuticals, Inc. short interest in 2020: FINRA, compiled by howshorted.com, settlement date 31 Mar 2020. https://howshorted.com/us/company/rarx-2020/2020/

Wikipedia

<ref>{{cite web |title=Ra Pharmaceuticals, Inc. short interest in 2020 short position data |url=https://howshorted.com/us/company/rarx-2020/2020/ |website=HowShorted |publisher=howshorted.com (data: FINRA) |date=2020-03-31 |access-date=2026-10-13}}</ref>

BibTeX

@misc{howshorted-ra-pharmaceuticals-inc-short-interest-in-2020-03-31,
  title        = {Ra Pharmaceuticals, Inc. short interest in 2020 short position data},
  author       = {{HowShorted}},
  howpublished = {\url{https://howshorted.com/us/company/rarx-2020/2020/}},
  note         = {Data: FINRA, settlement date 31 Mar 2020; accessed 2026-10-13},
  year         = {2020}
}

By year: 2019 · 2020

2020 in figures

Start of year: 16.89% (15 Jan 2020)
End of year: 20.38% (31 Mar 2020)
Change: +3.49 pp
High: 20.38% (31 Mar 2020)
Low: 11.94% (28 Feb 2020)
Average: 16.63%
Highest days to cover: 13.69 (14 Feb 2020)
SEC filings marked: 1

Every report in 2020

Ra Pharmaceuticals, Inc. short interest in 2020
Settlement	Short interest	Days to cover	Filings since previous
15 Jan 2020	16.89%	8.28
31 Jan 2020	19.45%	12.48
14 Feb 2020	18.56%	13.69
28 Feb 2020	11.94%	9.95	10-K filed
13 Mar 2020	12.54%	6.65
31 Mar 2020	20.38%	6.06

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.