Company location
Toronto, Ontario, Canada
William H. Sheffield has filed 32 SEC EDGAR filings since 15 Aug 2006

SEC filing history

Showing 1-24 of 24 matching filings.

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25
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1
4 File 001-34361

PRIMARY DOCUMENT

Filing date
17 Jun 2021
Reporting date
15 Jun 2021
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4/A File 001-34361

PRIMARY DOCUMENT

Filing date
30 Jun 2020
Reporting date
15 Jun 2020
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4 File 001-34361

PRIMARY DOCUMENT

Filing date
13 May 2020
Reporting date
13 May 2020
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4 File 001-34361

PRIMARY DOCUMENT

Filing date
20 Mar 2020
Reporting date
20 Mar 2020
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4 File 001-34361

PRIMARY DOCUMENT

Filing date
06 Mar 2020
Reporting date
06 Mar 2020
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4 File 001-34361

PRIMARY DOCUMENT

Filing date
07 Nov 2019
Reporting date
06 Nov 2019
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4 File 001-34361

PRIMARY DOCUMENT

Filing date
07 Aug 2019
Reporting date
06 Aug 2019
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4 File 001-34361

PRIMARY DOCUMENT

Filing date
09 May 2019
Reporting date
07 May 2019
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4 File 001-34361

PRIMARY DOCUMENT

Filing date
19 Mar 2019
Reporting date
12 Mar 2019
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4 File 001-34361

PRIMARY DOCUMENT

Filing date
08 Nov 2018
Reporting date
06 Nov 2018
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4 File 001-34361

PRIMARY DOCUMENT

Filing date
20 Aug 2018
Reporting date
03 Aug 2018
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4 File 001-34361

PRIMARY DOCUMENT

Filing date
16 May 2018
Reporting date
08 May 2018
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4 File 001-34361

PRIMARY DOCUMENT

Filing date
11 May 2018
Reporting date
08 May 2018
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4 File 001-34361

PRIMARY DOCUMENT

Filing date
30 Mar 2018
Reporting date
29 Mar 2018
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4 File 001-34361

PRIMARY DOCUMENT

Filing date
23 Aug 2017
Reporting date
23 Aug 2017
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4 File 001-34361

PRIMARY DOCUMENT

Filing date
10 Aug 2017
Reporting date
04 Aug 2017
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4 File 001-34361

PRIMARY DOCUMENT

Filing date
05 May 2016
Reporting date
03 May 2016
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4 File 001-34361

PRIMARY DOCUMENT

Filing date
07 May 2015
Reporting date
05 May 2015
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4 File 001-34361

OWNERSHIP DOCUMENT

Filing date
08 May 2014
Reporting date
06 May 2014
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4 File 001-34361

OWNERSHIP DOCUMENT

Filing date
09 May 2013
Reporting date
07 May 2013
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4 File 001-34361

OWNERSHIP DOCUMENT

Filing date
11 May 2012
Reporting date
08 May 2012
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4 File 001-34361

4 filing

Filing date
11 May 2011
Reporting date
09 May 2011
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4 File 001-34361

4 filing

Filing date
16 Aug 2010
Reporting date
12 Aug 2010
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4 File 001-34361

4 filing

Filing date
12 May 2010
Reporting date
07 May 2010
SEC evidence
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