William J. Stromberg

Business address
500 W. Monroe Street, Chicago, IL, 60661
Top holdings (ownership)
TROW and GEHC
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William J. Stromberg has filed 132 SEC EDGAR filings since 13 Feb 2006

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing FORM 4 30 May 2025 28 May 2025 001-41528
4 Open Document Open Filing FORM 4 23 May 2024 21 May 2024 001-41528
4 Open Document Open Filing PRIMARY DOCUMENT 01 Mar 2024 29 Feb 2024 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 29 Feb 2024 28 Feb 2024 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 20 Feb 2024 16 Feb 2024 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 11 Dec 2023 08 Dec 2023 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 17 Nov 2023 15 Nov 2023 000-32191
144 Open Document Open Filing 15 Nov 2023
144 Open Document Open Filing 15 Nov 2023
4 Open Document Open Filing FORM 4 25 May 2023 23 May 2023 001-41528
4 Open Document Open Filing PRIMARY DOCUMENT 01 Mar 2023 28 Feb 2023 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 15 Feb 2023 14 Feb 2023 000-32191
3 Open Document Open Filing FORM 3 SUBMISSION 05 Jan 2023 03 Jan 2023 001-41528
4 Open Document Open Filing PRIMARY DOCUMENT 05 Jan 2023 23 Dec 2022 000-32191
4/A Open Document Open Filing PRIMARY DOCUMENT 05 Jan 2023 11 Dec 2020 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 12 Dec 2022 09 Dec 2022 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 15 Nov 2022 11 Nov 2022 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 16 May 2022 13 May 2022 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 08 Mar 2022 07 Mar 2022 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 01 Mar 2022 28 Feb 2022 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 29 Dec 2021 28 Dec 2021 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 14 Dec 2021 10 Dec 2021 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 09 Dec 2021 07 Dec 2021 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 06 Aug 2021 05 Aug 2021 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 09 Jun 2021 08 Jun 2021 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 12 Mar 2021 11 Mar 2021 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 02 Mar 2021 26 Feb 2021 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 08 Feb 2021 05 Feb 2021 000-32191
4/A Open Document Open Filing PRIMARY DOCUMENT 28 Dec 2020 10 Dec 2020 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 15 Dec 2020 11 Dec 2020 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 14 Dec 2020 10 Dec 2020 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 10 Dec 2020 08 Dec 2020 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 14 Oct 2020 13 Oct 2020 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 03 Sep 2020 01 Sep 2020 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 06 Aug 2020 05 Aug 2020 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 03 Jun 2020 02 Jun 2020 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 19 May 2020 18 May 2020 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 03 Mar 2020 28 Feb 2020 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 13 Feb 2020 12 Feb 2020 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 06 Feb 2020 04 Feb 2020 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 08 Jan 2020 07 Jan 2020 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 12 Dec 2019 10 Dec 2019 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 05 Dec 2019 03 Dec 2019 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 10 Sep 2019 06 Sep 2019 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 30 Jul 2019 29 Jul 2019 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 20 Mar 2019 18 Mar 2019 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 04 Mar 2019 28 Feb 2019 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 15 Feb 2019 13 Feb 2019 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 12 Dec 2018 10 Dec 2018 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 13 Jun 2018 12 Jun 2018 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 01 Jun 2018 30 May 2018 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 11 May 2018 10 May 2018 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 15 Mar 2018 12 Mar 2018 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 10 Jan 2018 09 Jan 2018 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 12 Dec 2017 08 Dec 2017 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 29 Nov 2017 29 Nov 2017 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 27 Nov 2017 22 Nov 2017 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 13 Oct 2017 12 Oct 2017 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 02 Oct 2017 28 Sep 2017 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 19 Sep 2017 06 Sep 2017 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 04 Aug 2017 26 Jul 2017 000-32191
4/A Open Document Open Filing PRIMARY DOCUMENT 17 Jul 2017 14 Jul 2017 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 17 Jul 2017 14 Jul 2017 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 16 Feb 2017 15 Feb 2017 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 05 Jan 2017 29 Dec 2016 000-32191
4/A Open Document Open Filing PRIMARY DOCUMENT 22 Dec 2016 13 Dec 2016 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 15 Dec 2016 13 Dec 2016 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 13 Dec 2016 09 Dec 2016 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 05 Dec 2016 02 Dec 2016 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 18 Nov 2016 15 Nov 2016 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 09 Sep 2016 07 Sep 2016 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 15 Jun 2016 14 Jun 2016 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 05 Apr 2016 30 Mar 2016 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 18 Feb 2016 16 Feb 2016 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 22 Dec 2015 21 Dec 2015 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 14 Dec 2015 10 Dec 2015 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 05 Nov 2015 29 Oct 2015 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 11 Sep 2015 09 Sep 2015 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 20 Feb 2015 18 Feb 2015 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 12 Dec 2014 10 Dec 2014 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 09 Dec 2014 05 Dec 2014 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 07 Nov 2014 06 Nov 2014 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 10 Sep 2014 08 Sep 2014 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 20 Feb 2014 18 Feb 2014 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 04 Dec 2013 02 Dec 2013 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 08 Nov 2013 07 Nov 2013 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 12 Sep 2013 10 Sep 2013 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 23 Aug 2013 21 Aug 2013 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 01 Aug 2013 31 Jul 2013 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 15 May 2013 13 May 2013 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 02 May 2013 30 Apr 2013 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 22 Feb 2013 20 Feb 2013 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 07 Feb 2013 31 Jan 2013 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 20 Dec 2012 18 Dec 2012 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 06 Nov 2012 02 Nov 2012 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 07 Sep 2012 06 Sep 2012 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 05 Jul 2012 29 Jun 2012 000-32191
4 Open Document Open Filing PRIMARY DOCUMENT 16 Mar 2012 15 Mar 2012 033-07012-99
4 Open Document Open Filing PRIMARY DOCUMENT 27 Feb 2012 23 Feb 2012 033-07012-99