William Masters Ross

Business address
C/O Unifirst Corporation, 68 Jonspin Road, Wilmington, MA, 01887
Top holdings (ownership)
UNF
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William Masters Ross has filed 48 SEC EDGAR filings since 26 Oct 2016

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 4 18 Dec 2025 16 Dec 2025 001-08504
4 Open Document Open Filing 4 04 Nov 2025 31 Oct 2025 001-08504
4 Open Document Open Filing 4 18 Feb 2025 14 Feb 2025 001-08504
144 Open Document Open Filing 14 Feb 2025
4 Open Document Open Filing 4 22 Nov 2024 19 Nov 2024 001-08504
4 Open Document Open Filing 4 04 Nov 2024 31 Oct 2024 001-08504
4 Open Document Open Filing 4 19 Jul 2024 17 Jul 2024 001-08504
144 Open Document Open Filing 17 Jul 2024
4 Open Document Open Filing FORM 4 SUBMISSION 14 Feb 2024 12 Feb 2024 001-08504
144 Open Document Open Filing 12 Feb 2024
4 Open Document Open Filing FORM 4 SUBMISSION 02 Nov 2023 31 Oct 2023 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 26 Oct 2023 24 Oct 2023 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 09 Jan 2023 05 Jan 2023 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 22 Dec 2022 20 Dec 2022 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 30 Nov 2022 28 Nov 2022 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 02 Nov 2022 31 Oct 2022 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 02 Feb 2022 31 Jan 2022 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 19 Nov 2021 17 Nov 2021 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 28 Sep 2021 27 Sep 2021 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 23 Aug 2021 19 Aug 2021 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 23 Feb 2021 22 Feb 2021 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 25 Jan 2021 21 Jan 2021 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 22 Dec 2020 21 Dec 2020 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 29 Oct 2020 26 Oct 2020 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 18 Aug 2020 17 Aug 2020 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 12 Aug 2020 10 Aug 2020 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 04 Feb 2020 03 Feb 2020 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 10 Jan 2020 08 Jan 2020 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 06 Jan 2020 02 Jan 2020 001-08504
4/A Open Document Open Filing FORM 4/A SUBMISSION 04 Dec 2019 29 Oct 2019 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 30 Oct 2019 29 Oct 2019 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 10 Jun 2019 10 Jun 2019 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 07 Jun 2019 05 Jun 2019 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 07 May 2019 07 May 2019 001-08504
4 Open Document Open Filing FORM 4 SUBMISSION 06 May 2019 02 May 2019 001-08504
4 Open Document Open Filing FORM 4 01 May 2019 01 May 2019 001-08504
4 Open Document Open Filing FORM 4 10 Apr 2019 08 Apr 2019 001-08504
4 Open Document Open Filing FORM 4 23 Oct 2018 22 Oct 2018 001-08504
4 Open Document Open Filing FORM 4 07 Mar 2018 05 Mar 2018 001-08504
4 Open Document Open Filing FORM 4 07 Feb 2018 05 Feb 2018 001-08504
4 Open Document Open Filing FORM 4 08 Jan 2018 05 Jan 2018 001-08504
4 Open Document Open Filing FORM 4 21 Dec 2017 20 Dec 2017 001-08504
4 Open Document Open Filing FORM 4 24 Oct 2017 23 Oct 2017 001-08504
4 Open Document Open Filing FORM 4 08 Mar 2017 06 Mar 2017 001-08504
4 Open Document Open Filing FORM 4 08 Feb 2017 06 Feb 2017 001-08504
4 Open Document Open Filing FORM 4 06 Jan 2017 05 Jan 2017 001-08504
4 Open Document Open Filing FORM 4 26 Oct 2016 24 Oct 2016 001-08504
3 Open Document Open Filing FORM 3 26 Oct 2016 24 Oct 2016 001-08504