Rolf K. Hoffmann

Business address
Lorbeerweg 7, Weggis, Switzerland, CH-6353
Top holdings (ownership)
PRTK
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Rolf K. Hoffmann has filed 8 SEC EDGAR filings since 23 Apr 2018

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing FORM 4 SUBMISSION 21 Sep 2023 21 Sep 2023 001-36066
4 Open Document Open Filing PRIMARY DOCUMENT 09 Feb 2023 08 Feb 2023 001-36066
4 Open Document Open Filing PRIMARY DOCUMENT 18 Feb 2022 16 Feb 2022 001-36066
4 Open Document Open Filing PRIMARY DOCUMENT 22 Feb 2021 18 Feb 2021 001-36066
4 Open Document Open Filing PRIMARY DOCUMENT 21 Feb 2020 19 Feb 2020 001-36066
4 Open Document Open Filing PRIMARY DOCUMENT 28 Feb 2019 26 Feb 2019 001-36066
4 Open Document Open Filing PRIMARY DOCUMENT 02 May 2018 30 Apr 2018 001-36066
3 Open Document Open Filing PRIMARY DOCUMENT 23 Apr 2018 11 Apr 2018 001-36066