Ra Pharmaceuticals, Inc. short interest in 2019

In 2019, Ra Pharmaceuticals, Inc.'s disclosed short interest ran from 5.57% of shares outstanding on 15 Oct 2019 to 11.64% on 31 Dec 2019, a change of +6.07 percentage points. The year's high was 11.64% on 31 Dec 2019 and its low 5.57% on 15 Oct 2019, averaging 8.40% across 6 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 8.81 days on 13 Dec 2019. Full history: Ra Pharmaceuticals, Inc..

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Plain

Short position data for Ra Pharmaceuticals, Inc. short interest in 2019: FINRA, compiled by howshorted.com, settlement date 31 Dec 2019. https://howshorted.com/us/company/rarx-2020/2019/

Wikipedia

<ref>{{cite web |title=Ra Pharmaceuticals, Inc. short interest in 2019 short position data |url=https://howshorted.com/us/company/rarx-2020/2019/ |website=HowShorted |publisher=howshorted.com (data: FINRA) |date=2019-12-31 |access-date=2026-10-13}}</ref>

BibTeX

@misc{howshorted-ra-pharmaceuticals-inc-short-interest-in-2019-12-31,
  title        = {Ra Pharmaceuticals, Inc. short interest in 2019 short position data},
  author       = {{HowShorted}},
  howpublished = {\url{https://howshorted.com/us/company/rarx-2020/2019/}},
  note         = {Data: FINRA, settlement date 31 Dec 2019; accessed 2026-10-13},
  year         = {2019}
}

By year: 2019 · 2020

2019 in figures

Start of year: 5.57% (15 Oct 2019)
End of year: 11.64% (31 Dec 2019)
Change: +6.07 pp
High: 11.64% (31 Dec 2019)
Low: 5.57% (15 Oct 2019)
Average: 8.40%
Highest days to cover: 8.81 (13 Dec 2019)
SEC filings marked: 4

Every report in 2019

Ra Pharmaceuticals, Inc. short interest in 2019
Settlement	Short interest	Days to cover	Filings since previous
15 Oct 2019	5.57%	1.00	10-K filed, 10-Q filed, 10-Q filed
31 Oct 2019	7.25%	2.68
15 Nov 2019	8.31%	7.30	10-Q filed
29 Nov 2019	8.70%	6.43
13 Dec 2019	8.95%	8.81
31 Dec 2019	11.64%	8.15

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.