Ken Xie

Business address
C/O Fortinet, 909 Kifer Road, Sunnyvale, CA, 94086
Top holdings (ownership)
FTNT
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Ken Xie has filed 209 SEC EDGAR filings since 17 Nov 2009

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 04 Nov 2025 01 Nov 2025 001-34511
144 Open Document Open Filing 03 Nov 2025
4 Open Document Open Filing 05 Aug 2025 01 Aug 2025 001-34511
144 Open Document Open Filing 04 Aug 2025
4 Open Document Open Filing 05 May 2025 01 May 2025 001-34511
144 Open Document Open Filing 02 May 2025
4 Open Document Open Filing 11 Mar 2025 10 Mar 2025 001-34511
144 Open Document Open Filing 10 Mar 2025
4 Open Document Open Filing 25 Feb 2025 21 Feb 2025 001-34511
4 Open Document Open Filing 13 Feb 2025 11 Feb 2025 001-34511
144 Open Document Open Filing 12 Feb 2025
144 Open Document Open Filing 11 Feb 2025
4 Open Document Open Filing 04 Feb 2025 01 Feb 2025 001-34511
4 Open Document Open Filing 17 Jan 2025 17 Jan 2025 001-34511
4 Open Document Open Filing 15 Jan 2025 14 Jan 2025 001-34511
144 Open Document Open Filing 15 Jan 2025
144 Open Document Open Filing 14 Jan 2025
4 Open Document Open Filing 19 Dec 2024 17 Dec 2024 001-34511
144 Open Document Open Filing 18 Dec 2024
144 Open Document Open Filing 17 Dec 2024
4 Open Document Open Filing 14 Nov 2024 12 Nov 2024 001-34511
144 Open Document Open Filing 13 Nov 2024
144 Open Document Open Filing 12 Nov 2024
4 Open Document Open Filing 05 Nov 2024 01 Nov 2024 001-34511
4 Open Document Open Filing 16 Oct 2024 15 Oct 2024 001-34511
144 Open Document Open Filing 16 Oct 2024
144 Open Document Open Filing 15 Oct 2024
4 Open Document Open Filing 18 Sep 2024 17 Sep 2024 001-34511
144 Open Document Open Filing 18 Sep 2024
144 Open Document Open Filing 17 Sep 2024
4 Open Document Open Filing 15 Aug 2024 13 Aug 2024 001-34511
144 Open Document Open Filing 14 Aug 2024
144 Open Document Open Filing 13 Aug 2024
4 Open Document Open Filing 02 Aug 2024 01 Aug 2024 001-34511
4 Open Document Open Filing 17 Jul 2024 15 Jul 2024 001-34511
144 Open Document Open Filing 16 Jul 2024
144 Open Document Open Filing 15 Jul 2024
4 Open Document Open Filing 13 Jun 2024 11 Jun 2024 001-34511
144 Open Document Open Filing 12 Jun 2024
144 Open Document Open Filing 11 Jun 2024
4 Open Document Open Filing 16 May 2024 14 May 2024 001-34511
144 Open Document Open Filing 15 May 2024
144 Open Document Open Filing 14 May 2024
4 Open Document Open Filing 02 May 2024 01 May 2024 001-34511
4 Open Document Open Filing 17 Apr 2024 16 Apr 2024 001-34511
144 Open Document Open Filing 17 Apr 2024
144 Open Document Open Filing 16 Apr 2024
4 Open Document Open Filing 13 Mar 2024 12 Mar 2024 001-34511
144 Open Document Open Filing 12 Mar 2024
4 Open Document Open Filing 22 Feb 2024 21 Feb 2024 001-34511
4 Open Document Open Filing 15 Feb 2024 13 Feb 2024 001-34511
144 Open Document Open Filing 13 Feb 2024
SC 13G/A Open Document Open Filing AMENDMENT NO. 15 TO SCHEDULE 13G 13 Feb 2024
4 Open Document Open Filing 05 Feb 2024 01 Feb 2024 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 26 Jan 2024 24 Jan 2024 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 11 Jan 2024 09 Jan 2024 001-34511
144 Open Document Open Filing 09 Jan 2024
4 Open Document Open Filing FORM 4 SUBMISSION 14 Dec 2023 12 Dec 2023 001-34511
144 Open Document Open Filing 12 Dec 2023
4 Open Document Open Filing FORM 4 SUBMISSION 03 Nov 2023 01 Nov 2023 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 03 Aug 2023 01 Aug 2023 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 03 May 2023 01 May 2023 001-34511
4/A Open Document Open Filing FORM 4/A SUBMISSION 06 Mar 2023 17 Feb 2022 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 28 Feb 2023 27 Feb 2023 001-34511
4/A Open Document Open Filing FORM 4/A SUBMISSION 14 Feb 2023 01 Feb 2023 001-34511
SC 13G/A Open Document Open Filing AMENDMENT NO. 14 TO SCHEDULE 13G 10 Feb 2023
4 Open Document Open Filing FORM 4 SUBMISSION 02 Feb 2023 01 Feb 2023 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 21 Dec 2022 20 Dec 2022 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 03 Nov 2022 01 Nov 2022 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 18 Aug 2022 18 Aug 2022 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 03 Aug 2022 01 Aug 2022 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 03 May 2022 01 May 2022 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 18 Feb 2022 17 Feb 2022 001-34511
SC 13G/A Open Document Open Filing AMENDMENT NO. 13 TO SCHEDULE 13G 09 Feb 2022
4 Open Document Open Filing FORM 4 SUBMISSION 03 Feb 2022 01 Feb 2022 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 03 Nov 2021 01 Nov 2021 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 03 Aug 2021 01 Aug 2021 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 04 May 2021 01 May 2021 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 22 Feb 2021 19 Feb 2021 001-34511
4 Open Document Open Filing PRIMARY DOCUMENT 19 Feb 2021 17 Feb 2021 001-34720
SC 13G/A Open Document Open Filing AMENDMENT NO. 12 TO SCHEDULE 13G 11 Feb 2021
4 Open Document Open Filing FORM 4 SUBMISSION 03 Feb 2021 01 Feb 2021 001-34511
4 Open Document Open Filing PRIMARY DOCUMENT 20 Nov 2020 20 Nov 2020 001-34720
4 Open Document Open Filing FORM 4 SUBMISSION 03 Nov 2020 01 Nov 2020 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 04 Aug 2020 01 Aug 2020 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 05 May 2020 01 May 2020 001-34511
4 Open Document Open Filing FORM 4 SUBMISSION 24 Feb 2020 21 Feb 2020 001-34511
SC 13G/A Open Document Open Filing AMENDMENT NO. 11 TO SCHEDULE 13G 12 Feb 2020
4 Open Document Open Filing FORM 4 04 Feb 2020 01 Feb 2020 001-34511
4 Open Document Open Filing FORM 4 22 Nov 2019 20 Nov 2019 001-34720
4 Open Document Open Filing FORM 4 20 Nov 2019 19 Nov 2019 001-34720
4 Open Document Open Filing FORM 4 12 Nov 2019 10 Nov 2019 001-34720
4 Open Document Open Filing FORM 4 05 Nov 2019 01 Nov 2019 001-34511
4 Open Document Open Filing FORM 4 22 Aug 2019 20 Aug 2019 001-34511
4 Open Document Open Filing FORM 4 02 Aug 2019 01 Aug 2019 001-34511
4 Open Document Open Filing FORM 4 22 May 2019 21 May 2019 001-34511
4 Open Document Open Filing FORM 4 03 May 2019 01 May 2019 001-34511
4 Open Document Open Filing FORM 4 25 Feb 2019 21 Feb 2019 001-34511
4 Open Document Open Filing FORM 4 20 Feb 2019 19 Feb 2019 001-34511
4 Open Document Open Filing FORM 4 12 Feb 2019 11 Feb 2019 001-34511
SC 13G/A Open Document Open Filing NONE 12 Feb 2019
4 Open Document Open Filing FORM 4 05 Feb 2019 01 Feb 2019 001-34511
4 Open Document Open Filing FORM 4 19 Nov 2018 15 Nov 2018 001-34720
4 Open Document Open Filing FORM 4 13 Nov 2018 10 Nov 2018 001-34720
4 Open Document Open Filing FORM 4 05 Nov 2018 01 Nov 2018 001-34511
4 Open Document Open Filing FORM 4 03 Aug 2018 01 Aug 2018 001-34511
4 Open Document Open Filing FORM 4 24 May 2018 24 May 2018 001-34511
4 Open Document Open Filing FORM 4 03 May 2018 01 May 2018 001-34511
4 Open Document Open Filing FORM 4 22 Feb 2018 20 Feb 2018 001-34511
4 Open Document Open Filing FORM 4 12 Feb 2018 08 Feb 2018 001-34511
SC 13G/A Open Document Open Filing NONE 07 Feb 2018
4 Open Document Open Filing FORM 4 05 Feb 2018 01 Feb 2018 001-34511
4 Open Document Open Filing FORM 4 04 Dec 2017 03 Dec 2017 001-34720
4 Open Document Open Filing FORM 4 20 Nov 2017 18 Nov 2017 001-34720
4 Open Document Open Filing FORM 4 16 Nov 2017 16 Nov 2017 001-34720
4 Open Document Open Filing FORM 4 03 Nov 2017 01 Nov 2017 001-34511
4 Open Document Open Filing FORM 4 10 Oct 2017 10 Oct 2017 001-34720
4 Open Document Open Filing FORM 4 03 Aug 2017 01 Aug 2017 001-34511
4 Open Document Open Filing FORM 4 08 May 2017 05 May 2017 001-34720
4 Open Document Open Filing FORM 4 03 May 2017 01 May 2017 001-34511
4 Open Document Open Filing FORM 4 17 Feb 2017 16 Feb 2017 001-34511
4 Open Document Open Filing FORM 4 08 Feb 2017 07 Feb 2017 001-34511
SC 13G/A Open Document Open Filing NONE 03 Feb 2017
4 Open Document Open Filing FORM 4 03 Feb 2017 01 Feb 2017 001-34511
5 Open Document Open Filing FORM 5 31 Jan 2017 31 Dec 2016 001-34511
4/A Open Document Open Filing PRIMARY DOCUMENT 17 Jan 2017 17 Jan 2017 001-34720
4 Open Document Open Filing FORM 4 07 Dec 2016 05 Dec 2016 001-34511
4 Open Document Open Filing PRIMARY DOCUMENT 06 Dec 2016 05 Dec 2016 001-34720
4 Open Document Open Filing PRIMARY DOCUMENT 21 Nov 2016 18 Nov 2016 001-34720
4 Open Document Open Filing PRIMARY DOCUMENT 18 Nov 2016 17 Nov 2016 001-34720
4 Open Document Open Filing FORM 4 03 Nov 2016 01 Nov 2016 001-34511
4/A Open Document Open Filing PRIMARY DOCUMENT 16 Sep 2016 19 Nov 2015 001-34720
4 Open Document Open Filing PRIMARY DOCUMENT 25 Aug 2016 19 Nov 2015 001-34720
4 Open Document Open Filing FORM 4 03 Aug 2016 01 Aug 2016 001-34511
4 Open Document Open Filing PRIMARY DOCUMENT 03 Aug 2016 30 Jul 2016 001-34720
4 Open Document Open Filing PRIMARY DOCUMENT 08 Jun 2016 07 Jun 2016 001-34720
4 Open Document Open Filing FORM 4 03 May 2016 01 May 2016 001-34511
4 Open Document Open Filing FORM 4 16 Feb 2016 11 Feb 2016 001-34511
SC 13G/A Open Document Open Filing NONE 10 Feb 2016
4 Open Document Open Filing FORM 4 03 Feb 2016 01 Feb 2016 001-34511
5 Open Document Open Filing FORM 5 22 Jan 2016 31 Dec 2015 001-34511
4 Open Document Open Filing PRIMARY DOCUMENT 04 Dec 2015 03 Dec 2015 001-34720
4 Open Document Open Filing PRIMARY DOCUMENT 20 Nov 2015 18 Nov 2015 001-34720
4 Open Document Open Filing FORM 4 03 Nov 2015 01 Nov 2015 001-34511
4 Open Document Open Filing FORM 4 05 Aug 2015 04 Aug 2015 001-34511
4 Open Document Open Filing FORM 4 04 Aug 2015 01 Aug 2015 001-34511
4 Open Document Open Filing PRIMARY DOCUMENT 03 Aug 2015 30 Jul 2015 001-34720
4 Open Document Open Filing FORM 4 06 Jul 2015 06 Jul 2015 001-34511
4 Open Document Open Filing FORM 4 03 Jun 2015 02 Jun 2015 001-34511
4 Open Document Open Filing FORM 4 07 May 2015 05 May 2015 001-34511
4 Open Document Open Filing FORM 4 04 May 2015 01 May 2015 001-34511
4 Open Document Open Filing FORM 4 05 Mar 2015 03 Mar 2015 001-34511
4 Open Document Open Filing FORM 4 17 Feb 2015 11 Feb 2015 001-34511
SC 13G/A Open Document Open Filing NONE 11 Feb 2015
4 Open Document Open Filing FORM 4 04 Feb 2015 03 Feb 2015 001-34511
4 Open Document Open Filing FORM 4 03 Feb 2015 01 Feb 2015 001-34511
4 Open Document Open Filing FORM 4 29 Jan 2015 29 Jan 2015 001-34511
4 Open Document Open Filing PRIMARY DOCUMENT 05 Dec 2014 03 Dec 2014 001-34720
4 Open Document Open Filing FORM 4 03 Dec 2014 02 Dec 2014 001-34511
4 Open Document Open Filing PRIMARY DOCUMENT 20 Nov 2014 18 Nov 2014 001-34720
4 Open Document Open Filing FORM 4 04 Nov 2014 01 Nov 2014 001-34511
4 Open Document Open Filing FORM 4 04 Aug 2014 01 Aug 2014 001-34511
4 Open Document Open Filing PRIMARY DOCUMENT 30 Jul 2014 30 Jul 2014 001-34720
4 Open Document Open Filing FORM 4 02 May 2014 01 May 2014 001-34511
4 Open Document Open Filing FORM 4 15 Apr 2014 14 Apr 2014 001-34511
4 Open Document Open Filing FORM 4 14 Feb 2014 12 Feb 2014 001-34511
SC 13G/A Open Document Open Filing NONE 12 Feb 2014
4 Open Document Open Filing FORM 4 04 Feb 2014 01 Feb 2014 001-34511
5 Open Document Open Filing FORM 5 04 Feb 2014 31 Dec 2013 001-34511