Kenneth Myszkowski SEC EDGAR Filings (CIK 0001486672)

SEC EDGAR filings, ownership reports, and insider transactions for Kenneth Myszkowski.

Business address
Arrowhead Research Corporation, 201 South Lake Avenue, Suite 703, Pasadena, CA, 91101
Top holdings (ownership)
ARWR
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Kenneth Myszkowski has filed 60 SEC EDGAR filings since 15 Apr 2010

Latest Filings

Recent SEC filings for Kenneth Myszkowski including 144, 4, 5 and more.

Form type Document Filing Description Filing date Reporting date File number(s)
144 Open 144 document View SEC filing for 144 10 Jul 2025
4 Open 4 document View SEC filing for 4 FORM 4 07 Jan 2025 04 Jan 2025 001-38042
144 Open 144 document View SEC filing for 144 07 Jan 2025
144 Open 144 document View SEC filing for 144 07 Jan 2025
144 Open 144 document View SEC filing for 144 06 Jan 2025
144 Open 144 document View SEC filing for 144 06 Jan 2025
144 Open 144 document View SEC filing for 144 06 Jan 2025
144 Open 144 document View SEC filing for 144 06 Jan 2025
4 Open 4 document View SEC filing for 4 FORM 4 08 Mar 2024 06 Mar 2024 001-38042
144 Open 144 document View SEC filing for 144 06 Mar 2024
4 Open 4 document View SEC filing for 4 FORM 4 08 Jan 2024 04 Jan 2024 001-38042
144 Open 144 document View SEC filing for 144 05 Jan 2024
4 Open 4 document View SEC filing for 4 FORM 4 29 Jun 2023 27 Jun 2023 001-38042
144 Open 144 document View SEC filing for 144 27 Jun 2023
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Jan 2023 04 Jan 2023 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 30 Dec 2022 29 Dec 2022 001-38042
5 Open 5 document View SEC filing for 5 FORM 5 SUBMISSION 30 Sep 2022 30 Sep 2022 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Jan 2022 05 Jan 2022 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Jan 2022 01 Jan 2022 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 Jan 2021 11 Jan 2021 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Jan 2021 06 Jan 2021 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Jan 2021 01 Jan 2021 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 Nov 2020 09 Nov 2020 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 Oct 2020 20 Oct 2020 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 27 Feb 2020 25 Feb 2020 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 23 Jan 2020 21 Jan 2020 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Jan 2020 06 Jan 2020 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Jan 2020 01 Jan 2020 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Nov 2019 05 Nov 2019 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 01 Nov 2019 01 Nov 2019 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Jun 2019 31 May 2019 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 May 2019 21 May 2019 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 20 Feb 2019 19 Feb 2019 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 18 Jan 2019 17 Jan 2019 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Jan 2019 01 Jan 2019 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 Sep 2018 06 Sep 2018 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 20 Jun 2018 19 Jun 2018 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 01 Jun 2018 30 May 2018 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 27 Mar 2018 27 Mar 2018 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Mar 2018 05 Mar 2018 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Jan 2018 01 Jan 2018 001-38042
5 Open 5 document View SEC filing for 5 FORM 5 SUBMISSION 06 Oct 2017 30 Sep 2017 001-38042
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Jan 2017 01 Jan 2017 000-21898
4/A Open 4/A document View SEC filing for 4/A FORM 4/A SUBMISSION 26 Aug 2016 22 Aug 2016 000-21898
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 24 Aug 2016 22 Aug 2016 000-21898
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Mar 2016 04 Mar 2016 000-21898
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Feb 2016 06 Feb 2016 000-21898
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 04 Jan 2016 30 Dec 2015 000-21898
4 Open 4 document View SEC filing for 4 RSU/STOCK OPTION GRANT 06 Mar 2015 04 Mar 2015 000-21898
4 Open 4 document View SEC filing for 4 OPTION EXERCISE AND SALE 19 Aug 2014 15 Aug 2014 000-21898
4 Open 4 document View SEC filing for 4 OPTION EXERCISE 12 Feb 2014 12 Feb 2014 000-21898
4 Open 4 document View SEC filing for 4 RSU AND STOCK OPTION GRANT 10 Feb 2014 06 Feb 2014 000-21898
4 Open 4 document View SEC filing for 4 STOCK OPTION GRANT 09/21/13 24 Sep 2013 21 Sep 2013 000-21898
4 Open 4 document View SEC filing for 4 STOCK OPTION GRANT 05/06/13 08 May 2013 06 May 2013 000-21898
4 Open 4 document View SEC filing for 4 STOCK OPTION GRANT 09/28/12 02 Oct 2012 28 Sep 2012 000-21898
4 Open 4 document View SEC filing for 4 STOCK OPTION GRANT 02/16/12 21 Feb 2012 16 Feb 2012 000-21898
4 Open 4 document View SEC filing for 4 STOCK OPTION GRANT 10/2011 24 Oct 2011 21 Oct 2011 000-21898
4 Open 4 document View SEC filing for 4 STOCK PURCHASE AUGUST 2010 30 Aug 2010 27 Aug 2010 000-21898
4 Open 4 document View SEC filing for 4 STOCK OPTION GRANT 08/2010 17 Aug 2010 16 Aug 2010 000-21898
3 Open 3 document View SEC filing for 3 STOCK OPTION GRANT 15 Apr 2010 16 Nov 2009 000-21898

About this filer

Kenneth Myszkowski files with the SEC under CIK 0001486672. 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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