4
File 001-04858
4 filing
- Filing date
- 05 Sep 2018
- Reporting date
- 01 Sep 2018
- SEC evidence
- Open document Open filing
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Stephen Williamson reports
- Company location
- Waltham, MA
Stephen Williamson has filed 104 SEC EDGAR filings since 04 Aug 2015
SEC filing history
Showing 76-100 of 104 matching filings.
Per page
25
Current page
4
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 30 Aug 2018
- Reporting date
- 28 Aug 2018
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 28 Aug 2018
- Reporting date
- 24 Aug 2018
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 04 Jun 2018
- Reporting date
- 04 Jun 2018
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-04858
4 filing
- Filing date
- 03 May 2018
- Reporting date
- 02 May 2018
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 06 Mar 2018
- Reporting date
- 05 Mar 2018
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 01 Mar 2018
- Reporting date
- 27 Feb 2018
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 27 Feb 2018
- Reporting date
- 23 Feb 2018
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 08 Feb 2018
- Reporting date
- 07 Feb 2018
- SEC evidence
- Open document Open filing
- Next action
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4
File 001-04858
4 filing
- Filing date
- 01 Nov 2017
- Reporting date
- 31 Oct 2017
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-04858
4 filing
- Filing date
- 05 Sep 2017
- Reporting date
- 01 Sep 2017
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 29 Aug 2017
- Reporting date
- 28 Aug 2017
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 28 Aug 2017
- Reporting date
- 24 Aug 2017
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
3
File 001-04858
3 filing
- Filing date
- 02 Aug 2017
- Reporting date
- 01 Aug 2017
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 06 Jun 2017
- Reporting date
- 05 Jun 2017
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 08 Mar 2017
- Reporting date
- 06 Mar 2017
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 02 Mar 2017
- Reporting date
- 28 Feb 2017
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 28 Feb 2017
- Reporting date
- 24 Feb 2017
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 30 Aug 2016
- Reporting date
- 26 Aug 2016
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 29 Aug 2016
- Reporting date
- 25 Aug 2016
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 26 Aug 2016
- Reporting date
- 24 Aug 2016
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 26 May 2016
- Reporting date
- 24 May 2016
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 23 Mar 2016
- Reporting date
- 21 Mar 2016
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 01 Mar 2016
- Reporting date
- 26 Feb 2016
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-08002
PRIMARY DOCUMENT
- Filing date
- 29 Feb 2016
- Reporting date
- 25 Feb 2016
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing