JOHN A. KRITZMACHER

Business address
C/O Interdigital, Inc., 200 Bellevue Pkwy, Ste 300, Wilmington, DE, 19809
Top holdings (ownership)
IDCC, WLY, and UIS
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JOHN A. KRITZMACHER has filed 172 SEC EDGAR filings since 03 Dec 2003

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
144 Open Document Open Filing 23 Dec 2025
4 Open Document Open Filing FORM 4 23 Dec 2025 23 Dec 2025 001-33579
4 Open Document Open Filing FORM 4 10 Dec 2025 09 Dec 2025 001-33579
144 Open Document Open Filing 09 Dec 2025
4 Open Document Open Filing FORM 4 26 Nov 2025 25 Nov 2025 001-33579
144 Open Document Open Filing 25 Nov 2025
144 Open Document Open Filing 12 Nov 2025
4 Open Document Open Filing FORM 4 12 Nov 2025 11 Nov 2025 001-33579
4 Open Document Open Filing FORM 4 24 Oct 2025 22 Oct 2025 001-33579
4 Open Document Open Filing FORM 4 25 Jul 2025 23 Jul 2025 001-33579
4 Open Document Open Filing FORM 4 13 Jun 2025 11 Jun 2025 001-33579
4 Open Document Open Filing FORM 4 11 Jun 2025 09 Jun 2025 001-33579
144 Open Document Open Filing 09 Jun 2025
4 Open Document Open Filing FORM 4 09 Jun 2025 05 Jun 2025 001-33579
4 Open Document Open Filing FORM 4 25 Apr 2025 23 Apr 2025 001-33579
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 26 Feb 2025 24 Feb 2025 001-08729
4 Open Document Open Filing FORM 4 24 Jan 2025 22 Jan 2025 001-33579
4 Open Document Open Filing FORM 4 25 Oct 2024 23 Oct 2024 001-33579
4 Open Document Open Filing FORM 4 23 Sep 2024 20 Sep 2024 001-33579
144 Open Document Open Filing 20 Sep 2024
4 Open Document Open Filing FORM 4 26 Jul 2024 24 Jul 2024 001-33579
4 Open Document Open Filing FORM 4 12 Jun 2024 11 Jun 2024 001-33579
144 Open Document Open Filing 11 Jun 2024
4 Open Document Open Filing FORM 4 10 Jun 2024 07 Jun 2024 001-33579
4 Open Document Open Filing FORM 4 07 Jun 2024 05 Jun 2024 001-33579
4 Open Document Open Filing FORM 4 26 Apr 2024 24 Apr 2024 001-33579
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 28 Feb 2024 26 Feb 2024 001-08729
4 Open Document Open Filing FORM 4 26 Jan 2024 24 Jan 2024 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 27 Oct 2023 25 Oct 2023 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 28 Jul 2023 26 Jul 2023 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 21 Jun 2023 11 Oct 2022 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 09 Jun 2023 07 Jun 2023 001-33579
144 Open Document Open Filing 07 Jun 2023
4 Open Document Open Filing FORM 4 SUBMISSION 05 Jun 2023 01 Jun 2023 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 28 Apr 2023 26 Apr 2023 001-33579
4 Open Document Open Filing PRIMARY DOCUMENT 02 Mar 2023 28 Feb 2023 001-08729
4 Open Document Open Filing FORM 4 SUBMISSION 27 Jan 2023 25 Jan 2023 001-33579
3 Open Document Open Filing PRIMARY DOCUMENT 14 Dec 2022 13 Dec 2022 001-08729
4 Open Document Open Filing OWNERSHIP DOCUMENT 13 Dec 2022 07 Dec 2022 001-40147
3 Open Document Open Filing OWNERSHIP DOCUMENT 13 Dec 2022 01 Dec 2022 001-40147
4 Open Document Open Filing FORM 4 SUBMISSION 28 Oct 2022 26 Oct 2022 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 29 Jul 2022 27 Jul 2022 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 07 Jun 2022 06 Jun 2022 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 03 Jun 2022 01 Jun 2022 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 29 Apr 2022 27 Apr 2022 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 28 Jan 2022 26 Jan 2022 001-33579
4 Open Document Open Filing 06 Jan 2022 31 Dec 2021 001-11507
4 Open Document Open Filing FORM 4 SUBMISSION 29 Oct 2021 27 Oct 2021 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 30 Jul 2021 28 Jul 2021 001-33579
4 Open Document Open Filing 16 Jul 2021 14 Jul 2021 001-11507
4 Open Document Open Filing 02 Jul 2021 30 Jun 2021 001-11507
4 Open Document Open Filing 28 Jun 2021 24 Jun 2021 001-11507
4 Open Document Open Filing 16 Jun 2021 14 Jun 2021 001-11507
4 Open Document Open Filing FORM 4 SUBMISSION 09 Jun 2021 07 Jun 2021 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 04 Jun 2021 02 Jun 2021 001-33579
4 Open Document Open Filing 04 Jun 2021 02 Jun 2021 001-11507
4 Open Document Open Filing 04 May 2021 30 Apr 2021 001-11507
4 Open Document Open Filing FORM 4 SUBMISSION 30 Apr 2021 28 Apr 2021 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 29 Jan 2021 27 Jan 2021 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 30 Oct 2020 28 Oct 2020 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 24 Jul 2020 22 Jul 2020 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 14 Jul 2020 13 Jul 2020 001-33579
4 Open Document Open Filing 01 Jul 2020 30 Jun 2020 001-11507
4 Open Document Open Filing 30 Jun 2020 01 Jun 2020 001-11507
4 Open Document Open Filing FORM 4 SUBMISSION 15 Jun 2020 12 Jun 2020 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 05 Jun 2020 03 Jun 2020 001-33579
4 Open Document Open Filing 04 May 2020 30 Apr 2020 001-11507
4 Open Document Open Filing FORM 4 SUBMISSION 24 Apr 2020 22 Apr 2020 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 24 Jan 2020 22 Jan 2020 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 25 Oct 2019 23 Oct 2019 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 26 Jul 2019 24 Jul 2019 001-33579
4 Open Document Open Filing 01 Jul 2019 30 May 2019 001-11507
4 Open Document Open Filing FORM 4 SUBMISSION 14 Jun 2019 12 Jun 2019 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 04 Jun 2019 31 May 2019 001-33579
4 Open Document Open Filing 02 May 2019 30 Apr 2019 001-11507
4 Open Document Open Filing FORM 4 SUBMISSION 26 Apr 2019 24 Apr 2019 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 25 Jan 2019 23 Jan 2019 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 25 Oct 2018 24 Oct 2018 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 26 Jul 2018 25 Jul 2018 001-33579
4 Open Document Open Filing 18 Jul 2018 16 Jul 2018 001-11507
4 Open Document Open Filing 13 Jul 2018 11 Jul 2018 001-11507
4 Open Document Open Filing 03 Jul 2018 31 May 2018 001-11507
4 Open Document Open Filing 20 Jun 2018 19 Jun 2018 001-11507
4 Open Document Open Filing FORM 4 SUBMISSION 18 Jun 2018 14 Jun 2018 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 04 Jun 2018 31 May 2018 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 02 May 2018 01 May 2018 001-33579
4 Open Document Open Filing 02 May 2018 30 Apr 2018 001-11507
4 Open Document Open Filing FORM 4 SUBMISSION 26 Jan 2018 24 Jan 2018 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 27 Oct 2017 25 Oct 2017 001-33579
4 Open Document Open Filing 11 Aug 2017 22 Jun 2016 001-11507
4 Open Document Open Filing FORM 4 SUBMISSION 28 Jul 2017 26 Jul 2017 001-33579
4 Open Document Open Filing 23 Jun 2017 21 Jun 2017 001-11507
4 Open Document Open Filing FORM 4 SUBMISSION 16 Jun 2017 14 Jun 2017 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 12 Jun 2017 08 Jun 2017 001-33579
4 Open Document Open Filing 02 May 2017 30 Apr 2017 001-11507
4 Open Document Open Filing FORM 4 SUBMISSION 28 Apr 2017 26 Apr 2017 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 27 Jan 2017 25 Jan 2017 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 28 Oct 2016 26 Oct 2016 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 28 Jul 2016 27 Jul 2016 001-33579
4 Open Document Open Filing 08 Jul 2016 17 Jun 2016 001-11507
4 Open Document Open Filing 23 Jun 2016 22 Jun 2016 001-11507
4 Open Document Open Filing FORM 4 SUBMISSION 14 Jun 2016 10 Jun 2016 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 10 Jun 2016 08 Jun 2016 001-33579
4 Open Document Open Filing 03 Jun 2016 02 May 2016 001-11507
4 Open Document Open Filing FORM 4 SUBMISSION 28 Apr 2016 27 Apr 2016 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 29 Jan 2016 27 Jan 2016 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 30 Oct 2015 28 Oct 2015 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 23 Jul 2015 22 Jul 2015 001-33579
4 Open Document Open Filing 30 Jun 2015 24 Jun 2015 001-11507
4 Open Document Open Filing FORM 4 SUBMISSION 16 Jun 2015 12 Jun 2015 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 12 Jun 2015 10 Jun 2015 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 01 May 2015 29 Apr 2015 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 27 Feb 2015 27 Feb 2015 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 30 Jan 2015 28 Jan 2015 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 03 Nov 2014 31 Oct 2014 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 24 Oct 2014 22 Oct 2014 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 13 Aug 2014 12 Aug 2014 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 25 Jul 2014 23 Jul 2014 001-33579
4 Open Document Open Filing 26 Jun 2014 24 Jun 2014 001-11507
4 Open Document Open Filing FORM 4 SUBMISSION 16 Jun 2014 12 Jun 2014 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 25 Apr 2014 23 Apr 2014 001-33579
4 Open Document Open Filing FORM 4 SUBMISSION 24 Jan 2014 22 Jan 2014 001-33579