Theodore Alan Huizenga

Entity
Individual
Business address
C/O Ultragenyx Pharmaceutical Inc., 60 Leveroni Court, 94949 Novato, CA
Insider ownership signature
/s/ Karah Parschauer, attorney-in-fact
All SEC filings
View on sec.gov
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Theodore Alan Huizenga has filed 67 SEC EDGAR filings since 3/28/2014

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 4 Sep 19, 2025 Sep 18, 2025 001-36276
4 Open Document Open Filing 4 Sep 8, 2025 Sep 5, 2025 001-36276
4 Open Document Open Filing 4 Mar 4, 2025 Mar 1, 2025 001-36276
4 Open Document Open Filing 4 Dec 11, 2024 Dec 10, 2024 001-36276
4 Open Document Open Filing 4 Sep 18, 2024 Sep 16, 2024 001-36276
4 Open Document Open Filing 4 Sep 5, 2024 Sep 3, 2024 001-36276
4 Open Document Open Filing 4 Apr 18, 2024 Apr 16, 2024 001-36276
4 Open Document Open Filing 4 Mar 5, 2024 Mar 1, 2024 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Jan 2, 2024 Dec 20, 2023 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Sep 29, 2023 Sep 27, 2023 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Sep 11, 2023 Sep 7, 2023 001-36276
144 Open Document Open Filing Sep 7, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Sep 6, 2023 Sep 1, 2023 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION May 10, 2023 May 9, 2023 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Apr 18, 2023 Apr 16, 2023 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Mar 3, 2023 Mar 1, 2023 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Mar 2, 2023 Feb 28, 2023 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Dec 22, 2022 Dec 21, 2022 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Sep 8, 2022 Sep 1, 2022 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Apr 19, 2022 Apr 16, 2022 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Mar 3, 2022 Mar 1, 2022 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Oct 18, 2021 Oct 14, 2021 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION May 10, 2021 May 6, 2021 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Apr 19, 2021 Apr 16, 2021 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Mar 9, 2021 Mar 8, 2021 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Mar 3, 2021 Mar 1, 2021 001-36276
5 Open Document Open Filing FORM 5 SUBMISSION Feb 3, 2021 Dec 31, 2020 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Jan 8, 2021 Jan 7, 2021 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Oct 16, 2020 Oct 14, 2020 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Jul 10, 2020 Jul 8, 2020 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Jul 6, 2020 Jul 1, 2020 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION May 27, 2020 May 25, 2020 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION May 19, 2020 May 15, 2020 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION May 8, 2020 May 6, 2020 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Apr 21, 2020 Apr 19, 2020 001-36276
4/A Open Document Open Filing FORM 4/A SUBMISSION Mar 4, 2020 Mar 1, 2020 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Mar 3, 2020 Mar 1, 2020 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Jan 15, 2020 Jan 14, 2020 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Oct 16, 2019 Oct 14, 2019 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION May 29, 2019 May 25, 2019 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION May 22, 2019 May 21, 2019 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION May 7, 2019 May 6, 2019 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Apr 23, 2019 Apr 19, 2019 001-36276
4/A Open Document Open Filing FORM 4/A SUBMISSION Apr 17, 2019 Mar 1, 2019 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Mar 4, 2019 Mar 1, 2019 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Jan 2, 2019 Jan 2, 2019 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Jun 15, 2018 Jun 15, 2018 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Jun 13, 2018 Jun 13, 2018 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION May 29, 2018 May 25, 2018 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION May 22, 2018 May 21, 2018 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Apr 19, 2018 Apr 19, 2018 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Mar 5, 2018 Mar 1, 2018 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION May 26, 2017 May 26, 2017 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION May 22, 2017 May 21, 2017 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Mar 10, 2017 Mar 9, 2017 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION Mar 2, 2017 Mar 1, 2017 001-36276
4 Open Document Open Filing PRIMARY DOCUMENT Nov 18, 2016 Nov 16, 2016 001-36276
4/A Open Document Open Filing PRIMARY DOCUMENT Nov 18, 2016 Jun 17, 2015 001-36276
4 Open Document Open Filing PRIMARY DOCUMENT May 27, 2016 May 25, 2016 001-36276
4 Open Document Open Filing PRIMARY DOCUMENT May 24, 2016 May 21, 2016 001-36276
4 Open Document Open Filing PRIMARY DOCUMENT Feb 17, 2016 Feb 12, 2016 001-36276
4 Open Document Open Filing PRIMARY DOCUMENT Jan 19, 2016 Jan 14, 2016 001-36276
4 Open Document Open Filing PRIMARY DOCUMENT Dec 18, 2015 Dec 18, 2015 001-36276
4 Open Document Open Filing PRIMARY DOCUMENT Jun 19, 2015 Jun 17, 2015 001-36276
4 Open Document Open Filing FORM 4 SUBMISSION May 27, 2015 May 21, 2015 001-36276
4 Open Document Open Filing FORM 4 - Mar 5, 2015 Mar 3, 2015 001-36276
3 Open Document Open Filing PRIMARY DOCUMENT Mar 28, 2014 Mar 24, 2014 001-36276