William H. Swanson

Entity
Individual
Business address
870 Winter Street, 02451 Waltham, MA
Insider ownership signature
/s/ Diana M. Chafey, Power of Attorney
All SEC filings
View on sec.gov
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William H. Swanson has filed 112 SEC EDGAR filings since 1/24/2003

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing FORM 4 Apr 3, 2025 Apr 1, 2025 001-40244
4 Open Document Open Filing FORM 4 Jul 8, 2024 Jul 3, 2024 001-40244
4 Open Document Open Filing FORM 4 Apr 23, 2024 Apr 19, 2024 001-03863
4 Open Document Open Filing FORM 4 Apr 3, 2024 Apr 1, 2024 001-40244
4 Open Document Open Filing FORM 4 Mar 18, 2024 Mar 14, 2024 001-03863
4 Open Document Open Filing FORM 4 Feb 5, 2024 Feb 1, 2024 001-03863
3 Open Document Open Filing FORM 3 Dec 19, 2023 Dec 10, 2023 001-03863
4 Open Document Open Filing FORM 4 Apr 5, 2023 Apr 1, 2023 001-40244
4 Open Document Open Filing FORM 4 Apr 5, 2022 Apr 1, 2022 001-40244
3 Open Document Open Filing OWNERSHIP DOCUMENT Dec 13, 2021 Dec 2, 2021 001-40244
4 Open Document Open Filing PRIMARY DOCUMENT Feb 12, 2021 Feb 11, 2021 001-08841
4 Open Document Open Filing PRIMARY DOCUMENT Feb 14, 2020 Feb 13, 2020 001-08841
4 Open Document Open Filing PRIMARY DOCUMENT Feb 15, 2019 Feb 14, 2019 001-08841
4 Open Document Open Filing PRIMARY DOCUMENT Feb 16, 2018 Feb 15, 2018 001-08841
4 Open Document Open Filing PRIMARY DOCUMENT Feb 27, 2017 Feb 24, 2017 001-08841
4 Open Document Open Filing PRIMARY DOCUMENT Feb 17, 2017 Feb 17, 2017 001-08841
4 Open Document Open Filing FORM 4 SUBMISSION Jun 9, 2016 Jun 7, 2016 001-04908
4 Open Document Open Filing PRIMARY DOCUMENT Feb 12, 2016 Feb 12, 2016 001-08841
4 Open Document Open Filing FORM 4 SUBMISSION Jun 15, 2015 Jun 11, 2015 001-04908
4 Open Document Open Filing PRIMARY DOCUMENT Feb 13, 2015 Feb 13, 2015 001-08841
4 Open Document Open Filing FORM 4 SUBMISSION Feb 3, 2015 Feb 1, 2015 001-04908
3 Open Document Open Filing FORM 3 SUBMISSION Feb 3, 2015 Feb 1, 2015 001-04908
4 Open Document Open Filing FORM 4 Sep 12, 2014 Sep 10, 2014 001-13699
4 Open Document Open Filing FORM 4 Jul 29, 2014 Jul 25, 2014 001-13699
4 Open Document Open Filing FORM 4 Jun 10, 2014 Jun 6, 2014 001-13699
4 Open Document Open Filing FORM 4 Jun 4, 2014 Jun 2, 2014 001-13699
4 Open Document Open Filing FORM 4 Jun 2, 2014 May 29, 2014 001-13699
4 Open Document Open Filing FORM 4 May 29, 2014 May 27, 2014 001-13699
4 Open Document Open Filing FORM 4 Feb 18, 2014 Feb 13, 2014 001-13699
4 Open Document Open Filing PRIMARY DOCUMENT Feb 14, 2014 Feb 14, 2014 001-08841