Stamps.com Inc. short interest in 2018

In 2018, Stamps.com Inc.'s disclosed short interest ran from 15.16% of shares outstanding on 12 Jan 2018 to 14.11% on 31 Dec 2018, a change of -1.05 percentage points. The year's high was 15.41% on 31 Jan 2018 and its low 9.91% on 29 Jun 2018, averaging 11.62% across 24 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 10.78 days on 13 Jul 2018. Full history: Stamps.com Inc..

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Plain

Short position data for Stamps.com Inc. short interest in 2018: FINRA, compiled by howshorted.com, settlement date 31 Dec 2018. https://howshorted.com/us/company/stmp-2022/2018/

Wikipedia

<ref>{{cite web |title=Stamps.com Inc. short interest in 2018 short position data |url=https://howshorted.com/us/company/stmp-2022/2018/ |website=HowShorted |publisher=howshorted.com (data: FINRA) |date=2018-12-31 |access-date=2026-10-13}}</ref>

BibTeX

@misc{howshorted-stamps-com-inc-short-interest-in-2018-2018-12-31,
  title        = {Stamps.com Inc. short interest in 2018 short position data},
  author       = {{HowShorted}},
  howpublished = {\url{https://howshorted.com/us/company/stmp-2022/2018/}},
  note         = {Data: FINRA, settlement date 31 Dec 2018; accessed 2026-10-13},
  year         = {2018}
}

By year: 2018 · 2019 · 2020 · 2021

2018 in figures

Start of year: 15.16% (12 Jan 2018)
End of year: 14.11% (31 Dec 2018)
Change: -1.05 pp
High: 15.41% (31 Jan 2018)
Low: 9.91% (29 Jun 2018)
Average: 11.62%
Highest days to cover: 10.78 (13 Jul 2018)
SEC filings marked: 8

Every report in 2018

Stamps.com Inc. short interest in 2018
Settlement	Short interest	Days to cover	Filings since previous
12 Jan 2018	15.16%	6.41
31 Jan 2018	15.41%	10.02
15 Feb 2018	12.83%	4.98
28 Feb 2018	11.89%	3.25	results (8-K), 10-K filed
15 Mar 2018	11.47%	6.35
29 Mar 2018	12.45%	8.25
13 Apr 2018	11.58%	6.00
30 Apr 2018	11.57%	7.95
15 May 2018	10.62%	4.43	results (8-K), 10-Q filed
31 May 2018	10.31%	8.70
15 Jun 2018	10.28%	7.65
29 Jun 2018	9.91%	4.26
13 Jul 2018	11.01%	10.78
31 Jul 2018	10.28%	9.88
15 Aug 2018	10.32%	3.63	results (8-K), 10-Q filed
31 Aug 2018	10.21%	8.50
14 Sep 2018	10.45%	7.22
28 Sep 2018	10.36%	7.56
15 Oct 2018	11.15%	3.97
31 Oct 2018	10.95%	4.47	results (8-K)
15 Nov 2018	10.57%	3.53	10-Q filed
30 Nov 2018	12.03%	5.30
14 Dec 2018	13.91%	5.06
31 Dec 2018	14.11%	6.83

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.