Lumentum Holdings Inc. short interest in 2021

In 2021, Lumentum Holdings Inc.'s disclosed short interest ran from 8.65% of shares outstanding on 15 Jan 2021 to 9.49% on 31 Dec 2021, a change of +0.84 percentage points. The year's high was 11.77% on 12 Feb 2021 and its low 7.82% on 30 Sep 2021, averaging 9.32% across 24 twice-monthly settlement dates. FINRA's days-to-cover figure peaked at 15.52 days on 30 Jul 2021. Full history: Lumentum Holdings Inc..

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Plain

Short position data for Lumentum Holdings Inc. short interest in 2021: FINRA, compiled by howshorted.com, settlement date 31 Dec 2021. https://howshorted.com/us/company/lite/2021/

Wikipedia

<ref>{{cite web |title=Lumentum Holdings Inc. short interest in 2021 short position data |url=https://howshorted.com/us/company/lite/2021/ |website=HowShorted |publisher=howshorted.com (data: FINRA) |date=2021-12-31 |access-date=2026-10-13}}</ref>

BibTeX

@misc{howshorted-lumentum-holdings-inc-short-interest-in--2021-12-31,
  title        = {Lumentum Holdings Inc. short interest in 2021 short position data},
  author       = {{HowShorted}},
  howpublished = {\url{https://howshorted.com/us/company/lite/2021/}},
  note         = {Data: FINRA, settlement date 31 Dec 2021; accessed 2026-10-13},
  year         = {2021}
}

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2021 in figures

Start of year: 8.65% (15 Jan 2021)
End of year: 9.49% (31 Dec 2021)
Change: +0.84 pp
High: 11.77% (12 Feb 2021)
Low: 7.82% (30 Sep 2021)
Average: 9.32%
Highest days to cover: 15.52 (30 Jul 2021)
SEC filings marked: 9

Every report in 2021

Lumentum Holdings Inc. short interest in 2021
Settlement	Short interest	Days to cover	Filings since previous
15 Jan 2021	8.65%	5.41
29 Jan 2021	11.17%	2.66	results (8-K)
12 Feb 2021	11.77%	3.58	10-Q filed, results (8-K)
26 Feb 2021	10.14%	7.51
15 Mar 2021	9.96%	6.57
31 Mar 2021	9.37%	3.68
15 Apr 2021	9.14%	7.56
30 Apr 2021	9.22%	10.93
14 May 2021	9.91%	3.33	10-Q filed, results (8-K)
28 May 2021	10.30%	4.92
15 Jun 2021	9.71%	8.60
30 Jun 2021	9.84%	8.54
15 Jul 2021	9.06%	12.70
30 Jul 2021	8.89%	15.52
13 Aug 2021	7.94%	9.26
31 Aug 2021	8.09%	7.65	results (8-K), 10-K filed
15 Sep 2021	8.07%	12.26
30 Sep 2021	7.82%	10.27
15 Oct 2021	7.96%	13.33
29 Oct 2021	8.36%	10.24
15 Nov 2021	9.40%	8.11	10-Q filed, results (8-K)
30 Nov 2021	9.76%	10.15
15 Dec 2021	9.62%	5.96
31 Dec 2021	9.49%	10.68

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.