Infinera Corp short interest in 2018

In 2018, Infinera Corp's disclosed short interest ran from 10.43% of shares outstanding on 12 Jan 2018 to 13.80% on 31 Dec 2018, a change of +3.37 percentage points. The year's high was 15.35% on 31 Oct 2018 and its low 6.82% on 15 May 2018, averaging 10.16% across 24 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 13.45 days on 31 Jan 2018. Full history: Infinera Corp.

Cite this page

Plain

Short position data for Infinera Corp short interest in 2018: FINRA, compiled by howshorted.com, settlement date 31 Dec 2018. https://howshorted.com/us/company/infn-2025/2018/

Wikipedia

<ref>{{cite web |title=Infinera Corp short interest in 2018 short position data |url=https://howshorted.com/us/company/infn-2025/2018/ |website=HowShorted |publisher=howshorted.com (data: FINRA) |date=2018-12-31 |access-date=2026-10-13}}</ref>

BibTeX

@misc{howshorted-infinera-corp-short-interest-in-2018-2018-12-31,
  title        = {Infinera Corp short interest in 2018 short position data},
  author       = {{HowShorted}},
  howpublished = {\url{https://howshorted.com/us/company/infn-2025/2018/}},
  note         = {Data: FINRA, settlement date 31 Dec 2018; accessed 2026-10-13},
  year         = {2018}
}

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2018 in figures

Start of year: 10.43% (12 Jan 2018)
End of year: 13.80% (31 Dec 2018)
Change: +3.37 pp
High: 15.35% (31 Oct 2018)
Low: 6.82% (15 May 2018)
Average: 10.16%
Highest days to cover: 13.45 (31 Jan 2018)
SEC filings marked: 10

Every report in 2018

Infinera Corp short interest in 2018
Settlement	Short interest	Days to cover	Filings since previous
12 Jan 2018	10.43%	11.87
31 Jan 2018	9.99%	13.45
15 Feb 2018	10.21%	4.33	results (8-K)
28 Feb 2018	9.15%	8.20	10-K filed
15 Mar 2018	8.97%	7.10
29 Mar 2018	8.17%	10.54
13 Apr 2018	7.73%	11.81
30 Apr 2018	7.52%	13.45
15 May 2018	6.82%	4.45	results (8-K), 10-Q filed
31 May 2018	7.70%	10.22
15 Jun 2018	8.68%	8.67
29 Jun 2018	8.51%	12.15
13 Jul 2018	8.53%	12.49
31 Jul 2018	8.46%	4.17	results (8-K)
15 Aug 2018	8.06%	6.28	results (8-K), 10-Q filed
31 Aug 2018	7.78%	9.12
14 Sep 2018	10.67%	4.54
28 Sep 2018	13.15%	7.81
15 Oct 2018	13.73%	6.30	results (8-K)
31 Oct 2018	15.35%	7.77
15 Nov 2018	13.63%	3.71	results (8-K), 10-Q filed
30 Nov 2018	13.29%	8.09
14 Dec 2018	13.43%	11.41
31 Dec 2018	13.80%	8.80

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.