ALDER BIOPHARMACEUTICALS INC short interest in 2019

In 2019, ALDER BIOPHARMACEUTICALS INC's disclosed short interest ran from 18.28% of shares outstanding on 15 Jan 2019 to 11.28% on 15 Oct 2019, a change of -7.00 percentage points. The year's high was 20.12% on 28 Feb 2019 and its low 11.28% on 15 Oct 2019, averaging 17.75% across 19 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 31.68 days on 30 Aug 2019. Full history: ALDER BIOPHARMACEUTICALS INC.

Cite this page

Plain

Short position data for ALDER BIOPHARMACEUTICALS INC short interest in 2019: FINRA, compiled by howshorted.com, settlement date 15 Oct 2019. https://howshorted.com/us/company/aldr-2020/2019/

Wikipedia

<ref>{{cite web |title=ALDER BIOPHARMACEUTICALS INC short interest in 2019 short position data |url=https://howshorted.com/us/company/aldr-2020/2019/ |website=HowShorted |publisher=howshorted.com (data: FINRA) |date=2019-10-15 |access-date=2026-10-13}}</ref>

BibTeX

@misc{howshorted-alder-biopharmaceuticals-inc-short-inter-2019-10-15,
  title        = {ALDER BIOPHARMACEUTICALS INC short interest in 2019 short position data},
  author       = {{HowShorted}},
  howpublished = {\url{https://howshorted.com/us/company/aldr-2020/2019/}},
  note         = {Data: FINRA, settlement date 15 Oct 2019; accessed 2026-10-13},
  year         = {2019}
}

By year: 2018 · 2019

2019 in figures

Start of year: 18.28% (15 Jan 2019)
End of year: 11.28% (15 Oct 2019)
Change: -7.00 pp
High: 20.12% (28 Feb 2019)
Low: 11.28% (15 Oct 2019)
Average: 17.75%
Highest days to cover: 31.68 (30 Aug 2019)
SEC filings marked: 6

Every report in 2019

ALDER BIOPHARMACEUTICALS INC short interest in 2019
Settlement	Short interest	Days to cover	Filings since previous
15 Jan 2019	18.28%	10.69
31 Jan 2019	19.40%	8.62
15 Feb 2019	19.58%	17.89
28 Feb 2019	20.12%	8.93	10-K filed, results (8-K)
15 Mar 2019	18.93%	12.76
29 Mar 2019	18.86%	16.90
15 Apr 2019	19.18%	13.91
30 Apr 2019	15.72%	12.72
15 May 2019	16.91%	11.40	10-Q filed, results (8-K)
31 May 2019	16.19%	16.57
14 Jun 2019	15.89%	20.84
28 Jun 2019	18.45%	12.00
15 Jul 2019	17.96%	21.93
31 Jul 2019	18.17%	17.28
15 Aug 2019	18.82%	22.30	10-Q filed, results (8-K)
30 Aug 2019	19.18%	31.68
13 Sep 2019	19.88%	23.25
30 Sep 2019	14.41%	1.22
15 Oct 2019	11.28%	2.50

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.