KEITH R. LARSON

Business address
11 Hillshire Drive, Lake Oswego, OR, 97034
Top holdings (ownership)
NWPX and ROG
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KEITH R. LARSON has filed 45 SEC EDGAR filings since 01 Jun 2007

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 4 17 Dec 2025 17 Dec 2025 001-39040
4 Open Document Open Filing 4 10 Dec 2025 10 Dec 2025 001-39040
4 Open Document Open Filing FORM 4 16 Jun 2025 12 Jun 2025 000-27140
3 Open Document Open Filing 28 Feb 2025 31 Jan 2025 001-39040
4 Open Document Open Filing FORM 4 17 Jun 2024 13 Jun 2024 000-27140
4 Open Document Open Filing FORM 4 26 Jun 2023 22 Jun 2023 000-27140
144 Open Document Open Filing 17 May 2023
4 Open Document Open Filing FORM 4 17 Jun 2022 16 Jun 2022 000-27140
4 Open Document Open Filing PRIMARY DOCUMENT 06 May 2022 05 May 2022 001-04347
4 Open Document Open Filing FORM 4 07 Dec 2021 06 Dec 2021 000-27140
4 Open Document Open Filing FORM 4 30 Nov 2021 29 Nov 2021 000-27140
4 Open Document Open Filing FORM 4 24 Nov 2021 22 Nov 2021 000-27140
4 Open Document Open Filing FORM 4 18 Nov 2021 15 Nov 2021 000-27140
4 Open Document Open Filing FORM 4 04 Aug 2021 02 Aug 2021 000-27140
4 Open Document Open Filing FORM 4 28 Jul 2021 26 Jul 2021 000-27140
4 Open Document Open Filing FORM 4 21 Jul 2021 19 Jul 2021 000-27140
4 Open Document Open Filing FORM 4 08 Jul 2021 06 Jul 2021 000-27140
4 Open Document Open Filing FORM 4 30 Jun 2021 28 Jun 2021 000-27140
4 Open Document Open Filing FORM 4 23 Jun 2021 21 Jun 2021 000-27140
4 Open Document Open Filing FORM 4 16 Jun 2021 14 Jun 2021 000-27140
4 Open Document Open Filing FORM 4 14 Jun 2021 10 Jun 2021 000-27140
4 Open Document Open Filing FORM 4 08 Jun 2021 07 Jun 2021 000-27140
4 Open Document Open Filing FORM 4 02 Jun 2021 01 Jun 2021 000-27140
4 Open Document Open Filing FORM 4 26 May 2021 24 May 2021 000-27140
4 Open Document Open Filing FORM 4 19 May 2021 17 May 2021 000-27140
4 Open Document Open Filing FORM 4 12 May 2021 10 May 2021 000-27140
4 Open Document Open Filing PRIMARY DOCUMENT 07 May 2021 05 May 2021 001-04347
4 Open Document Open Filing PRIMARY DOCUMENT 04 Dec 2020 02 Dec 2020 001-04347
3 Open Document Open Filing PRIMARY DOCUMENT 03 Dec 2020 02 Dec 2020 001-04347
4 Open Document Open Filing FORM 4 08 Jun 2020 04 Jun 2020 000-27140
4 Open Document Open Filing FORM 4 24 Jun 2019 20 Jun 2019 000-27140
4 Open Document Open Filing FORM 4 08 Jun 2018 06 Jun 2018 000-27140
4 Open Document Open Filing FORM 4 05 Jun 2017 01 Jun 2017 000-27140
4 Open Document Open Filing FORM 4 05 Jun 2017 01 Jun 2017 000-27140
4 Open Document Open Filing FORM 4 03 Jun 2016 02 Jun 2016 000-27140
4 Open Document Open Filing PRIMARY DOCUMENT 08 Jun 2015 04 Jun 2015 000-27140
4 Open Document Open Filing PRIMARY DOCUMENT 02 Jun 2014 29 May 2014 000-27140