ALAN S. ARMSTRONG

Business address
One Williams Center, Tulsa, OK, 74102
Top holdings (ownership)
WMB and BOKF
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ALAN S. ARMSTRONG has filed 150 SEC EDGAR filings since 09 Feb 2004

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing FORM 4 08 Dec 2025 05 Dec 2025 001-04174
4 Open Document Open Filing PRIMARY DOCUMENT 16 Jul 2025 14 Jul 2025 001-37811
4 Open Document Open Filing FORM 4 26 Feb 2025 24 Feb 2025 001-04174
4 Open Document Open Filing FORM 4 24 Feb 2025 20 Feb 2025 001-04174
4 Open Document Open Filing FORM 4 18 Feb 2025 13 Feb 2025 001-04174
4 Open Document Open Filing FORM 4 17 Oct 2024 15 Oct 2024 001-04174
4 Open Document Open Filing PRIMARY DOCUMENT 15 Jul 2024 12 Jul 2024 001-37811
4 Open Document Open Filing FORM 4 28 Feb 2024 26 Feb 2024 001-04174
4 Open Document Open Filing FORM 4 26 Feb 2024 22 Feb 2024 001-04174
4 Open Document Open Filing FORM 4 09 Feb 2024 07 Feb 2024 001-04174
4 Open Document Open Filing PRIMARY DOCUMENT 16 Jan 2024 12 Jan 2024 001-37811
4 Open Document Open Filing FORM 4 27 Nov 2023 22 Nov 2023 001-04174
4 Open Document Open Filing PRIMARY DOCUMENT 17 Oct 2023 13 Oct 2023 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 13 Jul 2023 13 Jul 2023 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 14 Apr 2023 13 Apr 2023 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 17 Mar 2023 15 Mar 2023 001-37811
4 Open Document Open Filing FORM 4 SUBMISSION 27 Feb 2023 23 Feb 2023 001-04174
4 Open Document Open Filing FORM 4 SUBMISSION 23 Feb 2023 21 Feb 2023 001-04174
4 Open Document Open Filing FORM 4 SUBMISSION 14 Feb 2023 10 Feb 2023 001-04174
4 Open Document Open Filing PRIMARY DOCUMENT 18 Jan 2023 16 Jan 2023 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 12 Oct 2022 12 Oct 2022 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 13 Jul 2022 12 Jul 2022 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 12 Apr 2022 11 Apr 2022 001-37811
4 Open Document Open Filing FORM 4 SUBMISSION 25 Feb 2022 23 Feb 2022 001-04174
4 Open Document Open Filing FORM 4 SUBMISSION 24 Feb 2022 22 Feb 2022 001-04174
4 Open Document Open Filing FORM 4 SUBMISSION 17 Feb 2022 15 Feb 2022 001-04174
5 Open Document Open Filing PRIMARY DOCUMENT 10 Feb 2022 31 Dec 2021 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 11 Jan 2022 10 Jan 2022 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 12 Oct 2021 12 Oct 2021 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 13 Jul 2021 12 Jul 2021 001-37811
4 Open Document Open Filing FORM 4 SUBMISSION 26 Feb 2021 24 Feb 2021 001-04174
4 Open Document Open Filing FORM 4 SUBMISSION 24 Feb 2021 22 Feb 2021 001-04174
4 Open Document Open Filing PRIMARY DOCUMENT 12 Jan 2021 12 Jan 2021 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 13 Oct 2020 12 Oct 2020 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 15 Jul 2020 13 Jul 2020 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 15 Apr 2020 13 Apr 2020 001-37811
4 Open Document Open Filing FORM 4 SUBMISSION 10 Mar 2020 09 Mar 2020 001-04174
4 Open Document Open Filing FORM 4 SUBMISSION 26 Feb 2020 24 Feb 2020 001-04174
4 Open Document Open Filing FORM 4 SUBMISSION 25 Feb 2020 21 Feb 2020 001-04174
4 Open Document Open Filing PRIMARY DOCUMENT 14 Jan 2020 13 Jan 2020 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 16 Oct 2019 15 Oct 2019 001-37811
4 Open Document Open Filing FORM 4 SUBMISSION 08 Aug 2019 07 Aug 2019 001-04174
4 Open Document Open Filing PRIMARY DOCUMENT 15 Jul 2019 12 Jul 2019 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 15 Apr 2019 15 Apr 2019 001-37811
4 Open Document Open Filing FORM 4 SUBMISSION 26 Feb 2019 22 Feb 2019 001-04174
4 Open Document Open Filing FORM 4 SUBMISSION 21 Feb 2019 19 Feb 2019 001-04174
4 Open Document Open Filing PRIMARY DOCUMENT 14 Jan 2019 14 Jan 2019 001-37811
4 Open Document Open Filing FORM 4 SUBMISSION 05 Nov 2018 02 Nov 2018 001-04174
4 Open Document Open Filing PRIMARY DOCUMENT 15 Oct 2018 12 Oct 2018 001-37811
4 Open Document Open Filing FORM 4 SUBMISSION 13 Aug 2018 10 Aug 2018 001-04174
4 Open Document Open Filing FORM 4 SUBMISSION 13 Aug 2018 10 Aug 2018 001-34831
4 Open Document Open Filing PRIMARY DOCUMENT 16 Jul 2018 13 Jul 2018 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 16 Apr 2018 13 Apr 2018 001-37811
4 Open Document Open Filing FORM 4 SUBMISSION 27 Feb 2018 23 Feb 2018 001-04174
4 Open Document Open Filing FORM 4 SUBMISSION 22 Feb 2018 20 Feb 2018 001-04174
4 Open Document Open Filing PRIMARY DOCUMENT 12 Jan 2018 12 Jan 2018 001-37811
4 Open Document Open Filing FORM 4 SUBMISSION 16 Nov 2017 15 Nov 2017 001-04174
4 Open Document Open Filing FORM 4 SUBMISSION 16 Nov 2017 15 Nov 2017 001-34831
4 Open Document Open Filing PRIMARY DOCUMENT 16 Oct 2017 13 Oct 2017 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 17 Jul 2017 14 Jul 2017 001-37811
4 Open Document Open Filing FORM 4 SUBMISSION 15 Jun 2017 15 Jun 2017 001-04174
4 Open Document Open Filing PRIMARY DOCUMENT 17 Apr 2017 14 Apr 2017 001-37811
4 Open Document Open Filing FORM 4 SUBMISSION 28 Feb 2017 24 Feb 2017 001-04174
4 Open Document Open Filing FORM 4 SUBMISSION 23 Feb 2017 21 Feb 2017 001-04174
4 Open Document Open Filing PRIMARY DOCUMENT 17 Jan 2017 13 Jan 2017 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 17 Oct 2016 14 Oct 2016 001-37811
4 Open Document Open Filing FORM 4 SUBMISSION 08 Aug 2016 04 Aug 2016 001-04174
4 Open Document Open Filing PRIMARY DOCUMENT 18 Jul 2016 15 Jul 2016 001-37811
4 Open Document Open Filing PRIMARY DOCUMENT 18 Apr 2016 15 Apr 2016 000-19341
4 Open Document Open Filing FORM 4 SUBMISSION 29 Feb 2016 25 Feb 2016 001-04174
4 Open Document Open Filing PRIMARY DOCUMENT 19 Jan 2016 15 Jan 2016 000-19341
4 Open Document Open Filing FORM 4 SUBMISSION 21 Dec 2015 18 Dec 2015 001-04174
4 Open Document Open Filing FORM 4 SUBMISSION 11 Dec 2015 11 Dec 2015 001-34831
4 Open Document Open Filing FORM 4 SUBMISSION 09 Dec 2015 07 Dec 2015 001-34831
4 Open Document Open Filing PRIMARY DOCUMENT 09 Oct 2015 09 Oct 2015 000-19341
4 Open Document Open Filing PRIMARY DOCUMENT 13 Jul 2015 10 Jul 2015 000-19341
4 Open Document Open Filing PRIMARY DOCUMENT 13 Apr 2015 10 Apr 2015 000-19341
4 Open Document Open Filing FORM 4 SUBMISSION 03 Mar 2015 27 Feb 2015 001-04174
4 Open Document Open Filing FORM 4 SUBMISSION 27 Feb 2015 25 Feb 2015 001-04174
4 Open Document Open Filing FORM 4 SUBMISSION 25 Feb 2015 23 Feb 2015 001-04174
4 Open Document Open Filing FORM 4 SUBMISSION 03 Feb 2015 02 Feb 2015 001-34831
4 Open Document Open Filing FORM 4 SUBMISSION 03 Feb 2015 02 Feb 2015 001-32599
4 Open Document Open Filing PRIMARY DOCUMENT 20 Jan 2015 16 Jan 2015 000-19341
4 Open Document Open Filing PRIMARY DOCUMENT 10 Oct 2014 10 Oct 2014 000-19341
4 Open Document Open Filing PRIMARY DOCUMENT 11 Jul 2014 11 Jul 2014 000-19341
4 Open Document Open Filing PRIMARY DOCUMENT 11 Apr 2014 11 Apr 2014 000-19341
4 Open Document Open Filing FORM 4 SUBMISSION 26 Feb 2014 24 Feb 2014 001-04174
4 Open Document Open Filing PRIMARY DOCUMENT 21 Jan 2014 17 Jan 2014 000-19341