CLAY B. SIEGALL

Business address
21823 30 Th Dr Se, Bothell, WA, 98021
Top holdings (ownership)
SGEN, IMNM, and STTK
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CLAY B. SIEGALL has filed 235 SEC EDGAR filings since 14 Feb 2002

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 30 Dec 2025 30 Dec 2025 001-39580
4 Open Document Open Filing 22 Dec 2025 19 Dec 2025 001-39580
4 Open Document Open Filing 18 Dec 2025 18 Dec 2025 001-39580
4 Open Document Open Filing 28 Oct 2025 28 Oct 2025 001-40384
4 Open Document Open Filing 4 27 Aug 2025 25 Aug 2025 001-39593
4 Open Document Open Filing 31 Jul 2025 29 Jul 2025 001-39580
4 Open Document Open Filing 4 16 Jul 2025 14 Jul 2025 001-39593
4 Open Document Open Filing FORM 4 06 Jun 2025 04 Jun 2025 001-40384
4 Open Document Open Filing 26 Mar 2025 26 Mar 2025 001-39580
4 Open Document Open Filing 03 Feb 2025 31 Jan 2025 001-39580
4 Open Document Open Filing 25 Nov 2024 21 Nov 2024 001-39580
4 Open Document Open Filing 13 Aug 2024 09 Aug 2024 001-39580
4 Open Document Open Filing 4 21 Jun 2024 21 Jun 2024 001-39593
4 Open Document Open Filing FORM 4 07 Jun 2024 05 Jun 2024 001-40384
4 Open Document Open Filing 21 May 2024 20 May 2024 001-39580
4 Open Document Open Filing 4 08 Mar 2024 06 Mar 2024 001-39593
3 Open Document Open Filing 3 08 Mar 2024 01 Mar 2024 001-39593
4 Open Document Open Filing FORM 4 SUBMISSION 15 Dec 2023 13 Dec 2023 001-40384
3 Open Document Open Filing FORM 3 SUBMISSION 15 Dec 2023 13 Dec 2023 001-40384
4 Open Document Open Filing FORM 4 SUBMISSION 04 Oct 2023 02 Oct 2023 001-39580
3 Open Document Open Filing FORM 3 SUBMISSION 04 Oct 2023 02 Oct 2023 001-39580
4 Open Document Open Filing PRIMARY DOCUMENT 13 May 2022 12 May 2022 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 06 May 2022 05 May 2022 001-39398
4 Open Document Open Filing PRIMARY DOCUMENT 22 Apr 2022 20 Apr 2022 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 08 Apr 2022 07 Apr 2022 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 09 Mar 2022 07 Mar 2022 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 09 Feb 2022 07 Feb 2022 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 11 Jan 2022 07 Jan 2022 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 22 Dec 2021 20 Dec 2021 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 09 Dec 2021 07 Dec 2021 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 27 Sep 2021 23 Sep 2021 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 02 Sep 2021 31 Aug 2021 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 31 Aug 2021 27 Aug 2021 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 18 Aug 2021 16 Aug 2021 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 06 Aug 2021 05 Aug 2021 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 06 Jul 2021 01 Jul 2021 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 04 Jun 2021 03 Jun 2021 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 01 Jun 2021 28 May 2021 001-39398
3 Open Document Open Filing FORM 3 SUBMISSION 01 Jun 2021 28 May 2021 001-39398
4 Open Document Open Filing PRIMARY DOCUMENT 07 May 2021 06 May 2021 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 09 Apr 2021 08 Apr 2021 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 05 Mar 2021 04 Mar 2021 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 05 Feb 2021 04 Feb 2021 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 08 Jan 2021 07 Jan 2021 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 08 Dec 2020 04 Dec 2020 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 04 Dec 2020 03 Dec 2020 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 02 Sep 2020 31 Aug 2020 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 25 Aug 2020 21 Aug 2020 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 20 Aug 2020 18 Aug 2020 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 17 Aug 2020 17 Aug 2020 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 13 Aug 2020 10 Aug 2020 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 11 Aug 2020 07 Aug 2020 001-36276
4 Open Document Open Filing PRIMARY DOCUMENT 10 Jul 2020 08 Jul 2020 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 30 Jun 2020 26 Jun 2020 001-36276
4 Open Document Open Filing PRIMARY DOCUMENT 10 Jun 2020 08 Jun 2020 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 12 May 2020 08 May 2020 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 07 May 2020 05 May 2020 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 21 Apr 2020 19 Apr 2020 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 10 Apr 2020 08 Apr 2020 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 11 Mar 2020 09 Mar 2020 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 12 Feb 2020 10 Feb 2020 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 10 Jan 2020 08 Jan 2020 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 23 Dec 2019 19 Dec 2019 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 10 Dec 2019 09 Dec 2019 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 12 Nov 2019 08 Nov 2019 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 24 Oct 2019 22 Oct 2019 001-36431
4 Open Document Open Filing PRIMARY DOCUMENT 10 Oct 2019 08 Oct 2019 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 10 Sep 2019 09 Sep 2019 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 04 Sep 2019 30 Aug 2019 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 30 Aug 2019 28 Aug 2019 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 09 Aug 2019 08 Aug 2019 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 10 Jul 2019 08 Jul 2019 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 13 Jun 2019 11 Jun 2019 001-36276
4 Open Document Open Filing PRIMARY DOCUMENT 12 Jun 2019 10 Jun 2019 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 28 May 2019 23 May 2019 001-36431
4 Open Document Open Filing FORM 4 SUBMISSION 10 May 2019 08 May 2019 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 10 Apr 2019 08 Apr 2019 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 20 Mar 2019 18 Mar 2019 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 12 Mar 2019 08 Mar 2019 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 12 Feb 2019 08 Feb 2019 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 10 Jan 2019 08 Jan 2019 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 12 Dec 2018 10 Dec 2018 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 09 Nov 2018 08 Nov 2018 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 09 Oct 2018 08 Oct 2018 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 19 Sep 2018 17 Sep 2018 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 04 Sep 2018 30 Aug 2018 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 29 Aug 2018 27 Aug 2018 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 23 Aug 2018 21 Aug 2018 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 13 Aug 2018 09 Aug 2018 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 11 Jul 2018 09 Jul 2018 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 20 Jun 2018 19 Jun 2018 001-36276
4 Open Document Open Filing PRIMARY DOCUMENT 12 Jun 2018 08 Jun 2018 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 25 May 2018 23 May 2018 001-36431
4 Open Document Open Filing PRIMARY DOCUMENT 11 May 2018 09 May 2018 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 11 Apr 2018 09 Apr 2018 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 22 Mar 2018 20 Mar 2018 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 13 Mar 2018 09 Mar 2018 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 13 Feb 2018 09 Feb 2018 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 16 Jan 2018 11 Jan 2018 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 13 Dec 2017 11 Dec 2017 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 14 Nov 2017 10 Nov 2017 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 03 Nov 2017 01 Nov 2017 001-36431
4 Open Document Open Filing FORM 4 SUBMISSION 13 Oct 2017 11 Oct 2017 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 28 Sep 2017 26 Sep 2017 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 12 Sep 2017 11 Sep 2017 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 30 Aug 2017 28 Aug 2017 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 18 Aug 2017 17 Aug 2017 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 09 Aug 2017 07 Aug 2017 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 07 Jul 2017 05 Jul 2017 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 22 Jun 2017 22 Jun 2017 001-36276
4 Open Document Open Filing PRIMARY DOCUMENT 07 Jun 2017 05 Jun 2017 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 26 May 2017 24 May 2017 001-36431
4 Open Document Open Filing PRIMARY DOCUMENT 09 May 2017 05 May 2017 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 06 Apr 2017 05 Apr 2017 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 08 Mar 2017 06 Mar 2017 000-32405
5 Open Document Open Filing PRIMARY DOCUMENT 14 Feb 2017 31 Dec 2016 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 08 Feb 2017 06 Feb 2017 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 10 Jan 2017 06 Jan 2017 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 08 Dec 2016 06 Dec 2016 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 09 Nov 2016 07 Nov 2016 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 11 Oct 2016 06 Oct 2016 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 12 Sep 2016 08 Sep 2016 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 08 Sep 2016 06 Sep 2016 000-32405
4 Open Document Open Filing FORM 4 06 Sep 2016 29 Jun 2016 001-37566
4 Open Document Open Filing PRIMARY DOCUMENT 30 Aug 2016 27 Aug 2016 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 22 Aug 2016 22 Aug 2016 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 10 Aug 2016 08 Aug 2016 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 29 Jul 2016 27 Jul 2016 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 07 Jul 2016 06 Jul 2016 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 14 Jun 2016 09 Jun 2016 001-36276
4 Open Document Open Filing PRIMARY DOCUMENT 08 Jun 2016 06 Jun 2016 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 02 Jun 2016 26 May 2016 001-36431
4 Open Document Open Filing PRIMARY DOCUMENT 27 May 2016 25 May 2016 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 25 May 2016 23 May 2016 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 19 May 2016 17 May 2016 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 26 Apr 2016 25 Apr 2016 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 07 Apr 2016 05 Apr 2016 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 23 Mar 2016 21 Mar 2016 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 04 Dec 2015 03 Dec 2015 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 19 Nov 2015 17 Nov 2015 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 05 Nov 2015 04 Nov 2015 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 29 Oct 2015 28 Oct 2015 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 07 Oct 2015 05 Oct 2015 000-32405
4 Open Document Open Filing FORM 4 30 Sep 2015 30 Sep 2015 001-37566
3 Open Document Open Filing FORM 3 30 Sep 2015 30 Sep 2015 001-37566
4 Open Document Open Filing PRIMARY DOCUMENT 04 Sep 2015 03 Sep 2015 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 25 Aug 2015 20 Aug 2015 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 07 Aug 2015 05 Aug 2015 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 08 Jul 2015 06 Jul 2015 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 22 Jun 2015 18 Jun 2015 001-36276
4 Open Document Open Filing PRIMARY DOCUMENT 04 Jun 2015 03 Jun 2015 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 21 May 2015 19 May 2015 001-36431
4 Open Document Open Filing FORM 4 SUBMISSION 18 May 2015 14 May 2015 001-36431
4 Open Document Open Filing PRIMARY DOCUMENT 12 May 2015 08 May 2015 000-32405
5 Open Document Open Filing PRIMARY DOCUMENT 13 Feb 2015 31 Dec 2014 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 08 Jan 2015 06 Jan 2015 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 05 Sep 2014 04 Sep 2014 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 27 Aug 2014 24 Aug 2014 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 13 Aug 2014 11 Aug 2014 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 17 Jul 2014 10 Jul 2014 001-36276
4 Open Document Open Filing PRIMARY DOCUMENT 12 Jun 2014 10 Jun 2014 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 15 May 2014 13 May 2014 001-36431
3 Open Document Open Filing FORM 3 SUBMISSION 07 May 2014 07 May 2014 001-36431
4 Open Document Open Filing PRIMARY DOCUMENT 07 Apr 2014 03 Apr 2014 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 07 Mar 2014 05 Mar 2014 000-32405
4 Open Document Open Filing PRIMARY DOCUMENT 18 Feb 2014 13 Feb 2014 000-32405
4 Open Document Open Filing FORM 4 SUBMISSION 03 Feb 2014 30 Jan 2014 001-36276
3 Open Document Open Filing FORM 3 SUBMISSION 30 Jan 2014 30 Jan 2014 001-36276
4 Open Document Open Filing PRIMARY DOCUMENT 06 Jan 2014 02 Jan 2014 000-32405