4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 27 Jun 2022
- Reporting date
- 27 Jun 2022
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
Stephen T. Chen reports
- Company location
- Wellesley, MA
Stephen T. Chen has filed 242 SEC EDGAR filings since 03 May 2006
SEC filing history
Showing 1-25 of 233 matching filings.
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1
4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 13 Oct 2020
- Reporting date
- 09 Oct 2020
- SEC evidence
- Open document Open filing
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 09 Oct 2020
- Reporting date
- 08 Oct 2020
- SEC evidence
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 08 Oct 2020
- Reporting date
- 05 Oct 2020
- SEC evidence
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 02 Oct 2020
- Reporting date
- 28 Sep 2020
- SEC evidence
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 22 Sep 2020
- Reporting date
- 17 Sep 2020
- SEC evidence
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 14 Sep 2020
- Reporting date
- 11 Sep 2020
- SEC evidence
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 08 Sep 2020
- Reporting date
- 27 Aug 2020
- SEC evidence
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 25 Aug 2020
- Reporting date
- 24 Aug 2020
- SEC evidence
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 20 Aug 2020
- Reporting date
- 10 Aug 2020
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 07 Aug 2020
- Reporting date
- 30 Jul 2020
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 01 Jul 2020
- Reporting date
- 01 Jul 2020
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 29 Jun 2020
- Reporting date
- 25 Jun 2020
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 24 Jun 2020
- Reporting date
- 23 Jun 2020
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 29 May 2020
- Reporting date
- 26 May 2020
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 21 May 2020
- Reporting date
- 14 May 2020
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 19 May 2020
- Reporting date
- 15 May 2020
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 15 May 2020
- Reporting date
- 13 May 2020
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 30 Apr 2020
- Reporting date
- 28 Apr 2020
- SEC evidence
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 24 Apr 2020
- Reporting date
- 23 Apr 2020
- SEC evidence
- Open document Open filing
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 22 Apr 2020
- Reporting date
- 21 Apr 2020
- SEC evidence
- Open document Open filing
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 17 Apr 2020
- Reporting date
- 15 Apr 2020
- SEC evidence
- Open document Open filing
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 15 Apr 2020
- Reporting date
- 09 Apr 2020
- SEC evidence
- Open document Open filing
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 09 Apr 2020
- Reporting date
- 07 Apr 2020
- SEC evidence
- Open document Open filing
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4
File 000-20791
PRIMARY DOCUMENT
- Filing date
- 02 Apr 2020
- Reporting date
- 31 Mar 2020
- SEC evidence
- Open document Open filing
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