Medicines Company (The) short interest in 2018

In 2018, Medicines Company (The)'s disclosed short interest ran from 26.96% of shares outstanding on 12 Jan 2018 to 28.51% on 31 Dec 2018, a change of +1.55 percentage points. The year's high was 28.51% on 31 Dec 2018 and its low 22.32% on 31 Oct 2018, averaging 25.66% across 24 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 32.62 days on 31 May 2018. Full history: Medicines Company (The).

Cite this page

Plain

Short position data for Medicines Company (The) short interest in 2018: FINRA, compiled by howshorted.com, settlement date 31 Dec 2018. https://howshorted.com/us/company/mdco-2020/2018/

Wikipedia

<ref>{{cite web |title=Medicines Company (The) short interest in 2018 short position data |url=https://howshorted.com/us/company/mdco-2020/2018/ |website=HowShorted |publisher=howshorted.com (data: FINRA) |date=2018-12-31 |access-date=2026-10-13}}</ref>

BibTeX

@misc{howshorted-medicines-company-the-short-interest-in--2018-12-31,
  title        = {Medicines Company (The) short interest in 2018 short position data},
  author       = {{HowShorted}},
  howpublished = {\url{https://howshorted.com/us/company/mdco-2020/2018/}},
  note         = {Data: FINRA, settlement date 31 Dec 2018; accessed 2026-10-13},
  year         = {2018}
}

By year: 2018 · 2019

2018 in figures

Start of year: 26.96% (12 Jan 2018)
End of year: 28.51% (31 Dec 2018)
Change: +1.55 pp
High: 28.51% (31 Dec 2018)
Low: 22.32% (31 Oct 2018)
Average: 25.66%
Highest days to cover: 32.62 (31 May 2018)
SEC filings marked: 8

Every report in 2018

Medicines Company (The) short interest in 2018
Settlement	Short interest	Days to cover	Filings since previous
12 Jan 2018	26.96%	18.69
31 Jan 2018	26.40%	7.69
15 Feb 2018	26.65%	16.31
28 Feb 2018	27.92%	14.54	results (8-K)
15 Mar 2018	26.81%	11.91	10-K filed
29 Mar 2018	27.24%	17.26
13 Apr 2018	27.45%	22.63
30 Apr 2018	26.47%	27.95	results (8-K)
15 May 2018	26.06%	25.14	10-Q filed
31 May 2018	28.22%	32.62
15 Jun 2018	26.52%	22.03
29 Jun 2018	26.28%	23.71
13 Jul 2018	26.01%	19.05
31 Jul 2018	24.44%	29.09
15 Aug 2018	24.27%	24.92	results (8-K), 10-Q filed
31 Aug 2018	23.77%	29.41
14 Sep 2018	24.68%	19.35
28 Sep 2018	24.13%	21.18
15 Oct 2018	23.80%	16.16
31 Oct 2018	22.32%	17.18
15 Nov 2018	22.82%	15.29	10-Q filed, results (8-K)
30 Nov 2018	23.44%	15.65
14 Dec 2018	24.64%	9.36
31 Dec 2018	28.51%	12.15

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.