Company location
Boston, MA
Michael L. Richards has filed 47 SEC EDGAR filings since 08 Apr 2020

SEC filing history

Showing 1-25 of 47 matching filings.

Per page
25
Current page
1
4 File 001-07511

FORM 4

Filing date
19 May 2026
Reporting date
15 May 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 001-07511

FORM 4

Filing date
24 Apr 2026
Reporting date
22 Apr 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
144

144 filing

Filing date
22 Apr 2026
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 001-07511

FORM 4

Filing date
02 Mar 2026
Reporting date
26 Feb 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 001-07511

FORM 4

Filing date
25 Feb 2026
Reporting date
24 Feb 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
144

144 filing

Filing date
24 Feb 2026
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 001-07511

FORM 4

Filing date
18 Feb 2026
Reporting date
13 Feb 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 001-07511

FORM 4

Filing date
18 Nov 2025
Reporting date
14 Nov 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 001-07511

FORM 4

Filing date
29 Oct 2025
Reporting date
27 Oct 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
144

144 filing

Filing date
27 Oct 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 001-07511

FORM 4

Filing date
28 Aug 2025
Reporting date
26 Aug 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
144

144 filing

Filing date
26 Aug 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 001-07511

FORM 4

Filing date
19 Aug 2025
Reporting date
15 Aug 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 001-07511

FORM 4

Filing date
24 Jul 2025
Reporting date
22 Jul 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
144

144 filing

Filing date
22 Jul 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 001-07511

FORM 4

Filing date
19 May 2025
Reporting date
15 May 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 001-07511

FORM 4

Filing date
13 May 2025
Reporting date
09 May 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
144

144 filing

Filing date
09 May 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
3 File 001-07511

FORM 3

Filing date
20 Mar 2025
Reporting date
17 Mar 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 001-07511

FORM 4

Filing date
17 Nov 2023
Reporting date
15 Nov 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144

144 filing

Filing date
16 Nov 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 001-07511

FORM 4

Filing date
17 Aug 2023
Reporting date
15 Aug 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144

144 filing

Filing date
16 Aug 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4 File 001-07511

FORM 4

Filing date
22 May 2023
Reporting date
18 May 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
144

144 filing

Filing date
19 May 2023
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .