Preston Klassen

Entity
Individual
Business address
3344 N. Torrey Pines Court, Suite 200, 92037 La Jolla, CA
Insider ownership signature
/s/ Christopher Aker, Attorney-in-Fact
All SEC filings
View on sec.gov
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Preston Klassen has filed 45 SEC EDGAR filings since 6/1/2010

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 4 Jun 27, 2025 Jun 25, 2025 001-35670
4 Open Document Open Filing 4 Jun 4, 2025 Jun 3, 2025 001-35670
4 Open Document Open Filing 4 Jan 31, 2025 Jan 30, 2025 001-35670
4 Open Document Open Filing 4 Jan 15, 2025 Jan 13, 2025 001-35670
4 Open Document Open Filing 4 Jan 10, 2025 Jan 9, 2025 001-35670
4 Open Document Open Filing 4 May 21, 2024 May 20, 2024 001-35670
4 Open Document Open Filing FORM 4 SUBMISSION Jan 17, 2024 Jan 12, 2024 001-35670
4 Open Document Open Filing FORM 4 SUBMISSION Aug 14, 2023 Aug 10, 2023 001-35670
4 Open Document Open Filing FORM 4 SUBMISSION Jun 12, 2023 Jun 12, 2023 001-35670
3 Open Document Open Filing FORM 3 SUBMISSION Jun 12, 2023 Jun 12, 2023 001-35670
4 Open Document Open Filing FORM 4 SUBMISSION Mar 24, 2023 Mar 23, 2023 001-39512
3 Open Document Open Filing OWNERSHIP DOCUMENT Mar 21, 2023 Mar 20, 2023 001-40598
4 Open Document Open Filing FORM 4 SUBMISSION Jan 27, 2023 Jan 26, 2023 001-39512
4 Open Document Open Filing FORM 4 SUBMISSION Apr 20, 2022 Apr 19, 2022 001-39512
4 Open Document Open Filing FORM 4 SUBMISSION Apr 18, 2022 Apr 14, 2022 001-39512
4 Open Document Open Filing FORM 4 SUBMISSION Mar 1, 2022 Feb 27, 2022 001-39512
4 Open Document Open Filing FORM 4 SUBMISSION May 20, 2021 May 20, 2021 001-39512
4 Open Document Open Filing FORM 4 SUBMISSION Feb 12, 2021 Feb 10, 2021 001-39512
3 Open Document Open Filing FORM 3 SUBMISSION Sep 15, 2020 Sep 15, 2020 001-39512
4 Open Document Open Filing FORM 4 SUBMISSION Mar 3, 2020 Mar 1, 2020 000-31161
4 Open Document Open Filing FORM 4 SUBMISSION Oct 16, 2019 Oct 14, 2019 000-31161
4 Open Document Open Filing FORM 4 SUBMISSION Jul 1, 2019 Jun 27, 2019 001-36003
4 Open Document Open Filing FORM 4 SUBMISSION Jan 8, 2019 Jan 4, 2019 000-31161
4 Open Document Open Filing FORM 4 SUBMISSION Jun 25, 2018 Jun 21, 2018 001-36003
4 Open Document Open Filing FORM 4 SUBMISSION Jan 22, 2018 Jan 19, 2018 000-31161
4 Open Document Open Filing FORM 4 SUBMISSION Jun 26, 2017 Jun 22, 2017 001-36003
4 Open Document Open Filing FORM 4 SUBMISSION Mar 20, 2017 Mar 20, 2017 000-31161
3 Open Document Open Filing FORM 3 SUBMISSION Mar 20, 2017 Mar 20, 2017 000-31161
4 Open Document Open Filing FORM 4 SUBMISSION Jun 24, 2016 Jun 23, 2016 001-36003
4 Open Document Open Filing FORM 4 SUBMISSION Feb 4, 2016 Feb 2, 2016 001-33415
4 Open Document Open Filing FORM 4 SUBMISSION Jun 15, 2015 Jun 11, 2015 001-36003
4 Open Document Open Filing KLASSEN 2015 ANNUAL GRANT Feb 5, 2015 Feb 3, 2015 001-33415
4 Open Document Open Filing FORM 4 SUBMISSION Feb 11, 2014 Feb 7, 2014 001-36003
3 Open Document Open Filing FORM 3 SUBMISSION Feb 11, 2014 Feb 7, 2014 001-36003
4 Open Document Open Filing Feb 11, 2014 Feb 7, 2014 001-33415