Dirk A. Kempthorne

Business address
1735 Market Street, Philadelphia, PA, 19103
Top holdings (ownership)
FMC, RHI, and ZEUS
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Dirk A. Kempthorne has filed 128 SEC EDGAR filings since 20 Jul 2009

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing FORM 4 30 Oct 2025 28 Oct 2025 001-10427
144 Open Document Open Filing 27 Oct 2025
4 Open Document Open Filing PRIMARY DOCUMENT 20 Oct 2025 16 Oct 2025 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 21 Jul 2025 17 Jul 2025 001-02376
4 Open Document Open Filing FORM 4 15 May 2025 14 May 2025 001-10427
4 Open Document Open Filing PRIMARY DOCUMENT 01 May 2025 29 Apr 2025 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 21 Apr 2025 17 Apr 2025 001-02376
4 Open Document Open Filing FORM 4 12 Mar 2025 11 Mar 2025 000-23320
4 Open Document Open Filing PRIMARY DOCUMENT 21 Jan 2025 16 Jan 2025 001-02376
4 Open Document Open Filing FORM 4 27 Nov 2024 26 Nov 2024 001-10427
144 Open Document Open Filing 22 Nov 2024
4 Open Document Open Filing PRIMARY DOCUMENT 21 Oct 2024 17 Oct 2024 001-02376
4 Open Document Open Filing FORM 4 02 Aug 2024 01 Aug 2024 001-10427
144 Open Document Open Filing 01 Aug 2024
4 Open Document Open Filing PRIMARY DOCUMENT 22 Jul 2024 18 Jul 2024 001-02376
4 Open Document Open Filing FORM 4 17 May 2024 15 May 2024 001-10427
4 Open Document Open Filing FORM 4 09 May 2024 08 May 2024 001-10427
144 Open Document Open Filing 07 May 2024
4 Open Document Open Filing PRIMARY DOCUMENT 02 May 2024 30 Apr 2024 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 22 Apr 2024 18 Apr 2024 001-02376
4 Open Document Open Filing FORM 4 14 Mar 2024 12 Mar 2024 000-23320
4 Open Document Open Filing PRIMARY DOCUMENT 22 Jan 2024 18 Jan 2024 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 23 Oct 2023 19 Oct 2023 001-02376
4 Open Document Open Filing FORM 4 09 Aug 2023 08 Aug 2023 001-10427
144 Open Document Open Filing 07 Aug 2023
4 Open Document Open Filing PRIMARY DOCUMENT 24 Jul 2023 20 Jul 2023 001-02376
4 Open Document Open Filing FORM 4 19 May 2023 17 May 2023 001-10427
4 Open Document Open Filing PRIMARY DOCUMENT 01 May 2023 27 Apr 2023 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 24 Apr 2023 20 Apr 2023 001-02376
4 Open Document Open Filing FORM 4 15 Mar 2023 14 Mar 2023 000-23320
4 Open Document Open Filing FORM 4 24 Feb 2023 22 Feb 2023 001-10427
4 Open Document Open Filing PRIMARY DOCUMENT 23 Jan 2023 19 Jan 2023 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 28 Nov 2022 23 Nov 2022 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 21 Oct 2022 20 Oct 2022 001-02376
4 Open Document Open Filing FORM 4 18 Aug 2022 17 Aug 2022 001-10427
4 Open Document Open Filing PRIMARY DOCUMENT 25 Jul 2022 21 Jul 2022 001-02376
4 Open Document Open Filing FORM 4 19 May 2022 18 May 2022 001-10427
4 Open Document Open Filing PRIMARY DOCUMENT 02 May 2022 28 Apr 2022 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 16 Mar 2022 15 Mar 2022 001-02376
4 Open Document Open Filing FORM 4 SUBMISSION 09 Mar 2022 08 Mar 2022 000-23320
4 Open Document Open Filing PRIMARY DOCUMENT 21 Jan 2022 20 Jan 2022 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 22 Oct 2021 21 Oct 2021 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 15 Jul 2021 15 Jul 2021 001-02376
4 Open Document Open Filing FORM 4 21 May 2021 19 May 2021 001-10427
4 Open Document Open Filing PRIMARY DOCUMENT 29 Apr 2021 27 Apr 2021 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 16 Apr 2021 15 Apr 2021 001-02376
4 Open Document Open Filing FORM 4 SUBMISSION 10 Mar 2021 09 Mar 2021 000-23320
4 Open Document Open Filing PRIMARY DOCUMENT 25 Jan 2021 21 Jan 2021 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 19 Oct 2020 15 Oct 2020 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 20 Jul 2020 16 Jul 2020 001-02376
4 Open Document Open Filing FORM 4 21 May 2020 20 May 2020 001-10427
4 Open Document Open Filing PRIMARY DOCUMENT 30 Apr 2020 28 Apr 2020 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 20 Apr 2020 16 Apr 2020 001-02376
4 Open Document Open Filing FORM 4 SUBMISSION 11 Mar 2020 10 Mar 2020 000-23320
4 Open Document Open Filing PRIMARY DOCUMENT 16 Jan 2020 16 Jan 2020 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 18 Oct 2019 17 Oct 2019 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 22 Jul 2019 18 Jul 2019 001-02376
4 Open Document Open Filing FORM 4 23 May 2019 22 May 2019 001-10427
4 Open Document Open Filing PRIMARY DOCUMENT 02 May 2019 01 May 2019 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 22 Apr 2019 18 Apr 2019 001-02376
4 Open Document Open Filing FORM 4 SUBMISSION 14 Mar 2019 12 Mar 2019 000-23320
4 Open Document Open Filing PRIMARY DOCUMENT 18 Jan 2019 17 Jan 2019 001-02376
3 Open Document Open Filing FORM 3 07 Jan 2019 01 Jan 2019 001-10427
4 Open Document Open Filing PRIMARY DOCUMENT 19 Oct 2018 18 Oct 2018 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 30 Aug 2018 28 Aug 2018 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 20 Jul 2018 19 Jul 2018 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 02 May 2018 01 May 2018 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 20 Apr 2018 19 Apr 2018 001-02376
4 Open Document Open Filing FORM 4 SUBMISSION 15 Mar 2018 13 Mar 2018 000-23320
4 Open Document Open Filing PRIMARY DOCUMENT 19 Jan 2018 18 Jan 2018 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 20 Oct 2017 19 Oct 2017 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 15 Sep 2017 14 Sep 2017 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 21 Jul 2017 20 Jul 2017 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 02 May 2017 01 May 2017 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 20 Apr 2017 20 Apr 2017 001-02376
4 Open Document Open Filing FORM 4 SUBMISSION 15 Mar 2017 13 Mar 2017 000-23320
4 Open Document Open Filing PRIMARY DOCUMENT 20 Jan 2017 19 Jan 2017 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 21 Oct 2016 20 Oct 2016 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 22 Jul 2016 22 Jul 2016 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 04 May 2016 01 May 2016 001-02376
4 Open Document Open Filing FORM 4 SUBMISSION 03 May 2016 01 May 2016 000-23320
4 Open Document Open Filing PRIMARY DOCUMENT 22 Apr 2016 21 Apr 2016 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 21 Jan 2016 21 Jan 2016 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 19 Oct 2015 15 Oct 2015 001-02376
4 Open Document Open Filing FORM 4 SUBMISSION 15 Sep 2015 11 Sep 2015 000-23320
4 Open Document Open Filing PRIMARY DOCUMENT 03 Sep 2015 01 Sep 2015 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 20 Jul 2015 16 Jul 2015 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 05 May 2015 01 May 2015 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 17 Apr 2015 16 Apr 2015 001-02376
4 Open Document Open Filing FORM 4 SUBMISSION 03 Mar 2015 01 Mar 2015 000-23320
5 Open Document Open Filing PRIMARY DOCUMENT 09 Feb 2015 31 Dec 2014 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 16 Jan 2015 15 Jan 2015 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 17 Oct 2014 16 Oct 2014 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 18 Jul 2014 17 Jul 2014 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 05 May 2014 01 May 2014 001-02376
4 Open Document Open Filing PRIMARY DOCUMENT 21 Apr 2014 17 Apr 2014 001-02376
4 Open Document Open Filing FORM 4 SUBMISSION 04 Mar 2014 01 Mar 2014 000-23320
4 Open Document Open Filing PRIMARY DOCUMENT 21 Jan 2014 16 Jan 2014 001-02376
5 Open Document Open Filing PRIMARY DOCUMENT 14 Jan 2014 31 Dec 2013 001-02376