William O. Grabe

Entity
Individual
Business address
C/O Compuware Corp, 48226 Detroit, MI
Signature Ownership
/s/ Kevin Tang for William O. Grabe
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William O. Grabe has filed 249 SEC EDGAR filings since 3/13/2003

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing PRIMARY DOCUMENT Aug 18, 2025 Aug 14, 2025 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jul 2, 2025 Jul 1, 2025 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 10, 2025 Jun 6, 2025 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 2, 2025 May 29, 2025 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Apr 3, 2025 Apr 1, 2025 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jan 6, 2025 Jan 2, 2025 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Dec 11, 2024 Dec 9, 2024 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Nov 12, 2024 Nov 7, 2024 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Oct 3, 2024 Oct 1, 2024 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jul 3, 2024 Jul 1, 2024 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 17, 2024 Jun 13, 2024 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 10, 2024 Jun 6, 2024 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 7, 2024 Jun 5, 2024 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 4, 2024 Jun 1, 2024 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Apr 3, 2024 Apr 1, 2024 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Mar 13, 2024 Mar 11, 2024 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jan 4, 2024 Jan 2, 2024 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Oct 4, 2023 Oct 2, 2023 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jul 6, 2023 Jul 3, 2023 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 13, 2023 Jun 9, 2023 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 5, 2023 Jun 1, 2023 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT May 8, 2023 May 4, 2023 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Apr 5, 2023 Apr 3, 2023 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jan 5, 2023 Jan 3, 2023 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Oct 5, 2022 Oct 3, 2022 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jul 6, 2022 Jul 1, 2022 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 3, 2022 Jun 2, 2022 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Apr 5, 2022 Apr 1, 2022 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jan 5, 2022 Jan 3, 2022 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Oct 5, 2021 Oct 1, 2021 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jul 6, 2021 Jul 1, 2021 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 10, 2021 Jun 8, 2021 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 7, 2021 Jun 3, 2021 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Apr 5, 2021 Apr 1, 2021 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Mar 9, 2021 Mar 5, 2021 001-36109
4 Open Document Open Filing PRIMARY DOCUMENT Jan 6, 2021 Jan 4, 2021 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Oct 2, 2020 Oct 1, 2020 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jul 6, 2020 Jul 1, 2020 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 10, 2020 Jun 8, 2020 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 2, 2020 May 30, 2020 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Apr 2, 2020 Apr 1, 2020 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Mar 9, 2020 Mar 6, 2020 001-36109
4 Open Document Open Filing PRIMARY DOCUMENT Jan 6, 2020 Jan 2, 2020 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Oct 3, 2019 Oct 1, 2019 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jul 2, 2019 Jul 1, 2019 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT May 31, 2019 May 30, 2019 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT May 29, 2019 May 24, 2019 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Apr 3, 2019 Apr 1, 2019 001-14443
4 Open Document Open Filing FORM 4 - Mar 7, 2019 Mar 5, 2019 001-36109
4 Open Document Open Filing PRIMARY DOCUMENT Jan 4, 2019 Jan 2, 2019 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Oct 3, 2018 Oct 1, 2018 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jul 5, 2018 Jul 2, 2018 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 4, 2018 Jun 1, 2018 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT May 29, 2018 May 24, 2018 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Apr 4, 2018 Apr 2, 2018 001-14443
4 Open Document Open Filing FORM 4 - Mar 9, 2018 Mar 7, 2018 001-36109
4 Open Document Open Filing FORM 4 - Mar 7, 2018 Mar 5, 2018 001-36109
4 Open Document Open Filing PRIMARY DOCUMENT Jan 3, 2018 Jan 2, 2018 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Oct 4, 2017 Oct 2, 2017 001-14443
4 Open Document Open Filing FORM 4 SUBMISSION Jul 28, 2017 Jul 26, 2017 001-36088
4 Open Document Open Filing PRIMARY DOCUMENT Jul 6, 2017 Jul 3, 2017 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 5, 2017 Jun 1, 2017 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT May 31, 2017 May 26, 2017 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Apr 5, 2017 Apr 3, 2017 001-14443
4 Open Document Open Filing FORM 4 - Mar 8, 2017 Mar 7, 2017 001-36109
4 Open Document Open Filing PRIMARY DOCUMENT Jan 5, 2017 Jan 3, 2017 001-14443
4 Open Document Open Filing FORM 4 Oct 25, 2016 Oct 24, 2016 001-36088
4 Open Document Open Filing PRIMARY DOCUMENT Oct 4, 2016 Oct 3, 2016 001-14443
4 Open Document Open Filing FORM 4 Aug 29, 2016 Aug 26, 2016 001-36088
4 Open Document Open Filing PRIMARY DOCUMENT Jul 6, 2016 Jul 1, 2016 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 1, 2016 May 28, 2016 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT May 31, 2016 May 26, 2016 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Apr 4, 2016 Apr 1, 2016 001-14443
4 Open Document Open Filing FORM 4 Feb 23, 2016 Feb 18, 2016 001-36088
4 Open Document Open Filing FORM 4 Feb 16, 2016 Feb 12, 2016 001-36088
4 Open Document Open Filing FORM 4 Feb 10, 2016 Feb 8, 2016 001-36088
4 Open Document Open Filing PRIMARY DOCUMENT Jan 5, 2016 Jan 4, 2016 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Oct 2, 2015 Oct 1, 2015 001-14443
4 Open Document Open Filing FORM 4 Aug 27, 2015 Aug 25, 2015 001-36088
4 Open Document Open Filing Jul 6, 2015 Jul 1, 2015 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jun 1, 2015 May 28, 2015 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Apr 2, 2015 Apr 1, 2015 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Mar 12, 2015 Mar 3, 2015 001-36109
4 Open Document Open Filing PRIMARY DOCUMENT Jan 5, 2015 Jan 2, 2015 001-14443
4 Open Document Open Filing Dec 16, 2014 Dec 15, 2014 000-20900
4 Open Document Open Filing FORM 4 Nov 19, 2014 Nov 17, 2014 001-36088
4 Open Document Open Filing PRIMARY DOCUMENT Oct 2, 2014 Oct 1, 2014 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Jul 3, 2014 Jul 1, 2014 001-14443
4 Open Document Open Filing Jun 19, 2014 Jun 18, 2014 000-20900
4 Open Document Open Filing PRIMARY DOCUMENT Jun 2, 2014 May 29, 2014 001-14443
4 Open Document Open Filing PRIMARY DOCUMENT Apr 21, 2014 Mar 5, 2014 001-36109
4 Open Document Open Filing PRIMARY DOCUMENT Apr 3, 2014 Apr 1, 2014 001-14443
4 Open Document Open Filing Apr 1, 2014 Apr 1, 2014 000-20900
4 Open Document Open Filing Mar 24, 2014 Mar 24, 2014 000-20900
4 Open Document Open Filing PRIMARY DOCUMENT Feb 5, 2014 Feb 4, 2014 001-14443
4 Open Document Open Filing Feb 3, 2014 Jan 31, 2014 000-20900
4 Open Document Open Filing PRIMARY DOCUMENT Jan 6, 2014 Jan 2, 2014 001-14443