David Parkinson SEC EDGAR Filings (CIK 0001451935)

SEC EDGAR filings, ownership reports, and insider transactions for David Parkinson.

Business address
C/O Threshold Pharmaceuticals, Inc., 170 Harbor Way Suite 300, South San Francisco, CA, 94080
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David Parkinson has filed 44 SEC EDGAR filings since 22 Dec 2008

Latest Filings

Recent SEC filings for David Parkinson including 4, 3.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 15 Oct 2025 09 Oct 2025 001-37410
4 Open 4 document View SEC filing for 4 28 Mar 2024 25 Mar 2024 001-37410
4 Open 4 document View SEC filing for 4 4 18 Dec 2023 14 Dec 2023 001-37410
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 26 Jun 2023 26 Jun 2023 000-28386
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Apr 2023 05 Apr 2023 000-28386
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Jan 2023 22 Dec 2022 001-37410
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 01 Nov 2022 29 Jun 2022 001-37410
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Jul 2022 30 Jun 2022 001-37410
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 11 Mar 2022 09 Mar 2022 000-28386
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 Mar 2021 10 Mar 2021 000-28386
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 11 Jan 2021 11 Dec 2020 001-37410
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 01 Oct 2020 01 Oct 2020 001-37410
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Mar 2020 11 Mar 2020 000-28386
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Oct 2019 04 Oct 2019 001-38052
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 31 May 2019 29 May 2019 001-38052
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 May 2019 16 May 2019 000-28386
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 25 Jun 2018 21 Jun 2018 001-38052
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 May 2018 17 May 2018 000-28386
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Jun 2017 05 Jun 2017 000-28386
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 07 Jun 2017 05 Jun 2017 000-28386
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 Apr 2017 12 Apr 2017 001-38052
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 12 Apr 2017 12 Apr 2017 001-38052
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Jan 2017 03 Jan 2017 001-36395
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 20 Oct 2016 03 Oct 2016 001-36395
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 28 Jun 2016 24 Jun 2016 001-32979
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 24 Jun 2016 22 Jun 2016 001-36395
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Jul 2015 26 May 2015 001-32979
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 30 Jun 2015 26 Jun 2015 001-36395
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Nov 2014 10 Nov 2014 001-35919
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 31 Oct 2014 29 Oct 2014 001-36395
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 31 Oct 2014 29 Oct 2014 001-36395
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 19 May 2014 16 May 2014 001-32979
4 Open 4 document View SEC filing for 4 4 16 May 2014 15 May 2014 001-35919
4 Open 4 document View SEC filing for 4 FORM 4 21 May 2013 21 May 2013 001-35919
4 Open 4 document View SEC filing for 4 PARKINSON FORM 4 20 May 2013 17 May 2013 001-32979
3 Open 3 document View SEC filing for 3 FORM 3 15 May 2013 15 May 2013 001-35919
4 Open 4 document View SEC filing for 4 PARKINSON FORM 4 21 May 2012 17 May 2012 001-32979
4 Open 4 document View SEC filing for 4 THLD PARKINSON FORM 4 20110607 08 Jun 2011 07 Jun 2011 001-32979
3 Open 3 document View SEC filing for 3 THLD PARKINSON 05072010 01 Jun 2010 07 May 2010 001-32979
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Apr 2010 21 Apr 2010 001-34154
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Apr 2010 20 Apr 2010 001-34154

About this filer

David Parkinson files with the SEC under CIK 0001451935. This page aggregates EDGAR filings and related ownership activity.

See reporting owner transactions.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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