Quarterhill Inc. SEC filings QTRHF

Quarterhill Inc. has 375 filings in SEC EDGAR's recent list, going back to Apr 27, 2011. Its latest annual report, Form 40-F, was filed on Feb 28, 2019 for the period ended Dec 31, 2018. The most recent current report (Form 6-K) was filed on Dec 23, 2019. The company's fiscal year ends on December 31.

Form Description Filed Period
40-F Annual report (Canadian issuer) Feb 28, 2019 Dec 31, 2018
40-F Annual report (Canadian issuer) Mar 1, 2018 Dec 31, 2017
40-F/A Amended annual report (Canadian issuer) Dec 7, 2017 Dec 31, 2016
40-F Annual report (Canadian issuer) Feb 10, 2017 Dec 31, 2016
40-F Annual report (Canadian issuer) Feb 8, 2016 Dec 31, 2015
40-F/A Amended annual report (Canadian issuer) Aug 13, 2015 Dec 31, 2014
40-F/A Amended annual report (Canadian issuer) Feb 10, 2015 Dec 31, 2014
40-F Annual report (Canadian issuer) Feb 2, 2015 Dec 31, 2014
40-F Annual report (Canadian issuer) Feb 4, 2014 Dec 31, 2013
40-F Annual report (Canadian issuer) Mar 8, 2013 Dec 31, 2012
40-F Annual report (Canadian issuer) Mar 9, 2012 Dec 31, 2011
40-F/A Amended annual report (Canadian issuer) May 10, 2011 —

Showing 12 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

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Company profile

Industry
Patent Owners & Lessors (SIC 6794)
Listed as
QTRHF (OTC)
Fiscal year ends
December 31
Incorporated in
Ontario, Canada
Headquarters
Toronto
SEC CIK
1518419
Former names
Wi-LAN Inc. (until May 5, 2017)

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.