$MRSN SEC Filings

Filing Filed On
OWNERSHIP DOCUMENT 03 Jun 2021
OWNERSHIP DOCUMENT 24 May 2021
OWNERSHIP DOCUMENT 28 Apr 2021
OWNERSHIP DOCUMENT 22 Apr 2021
OWNERSHIP DOCUMENT 24 Mar 2021
OWNERSHIP DOCUMENT 11 Mar 2021
OWNERSHIP DOCUMENT 24 Feb 2021
OWNERSHIP DOCUMENT 22 Jan 2021
OWNERSHIP DOCUMENT 20 Jan 2021
FORM 4 SUBMISSION 20 Jan 2021
OWNERSHIP DOCUMENT 20 Jan 2021
OWNERSHIP DOCUMENT 20 Jan 2021
OWNERSHIP DOCUMENT 20 Jan 2021
OWNERSHIP DOCUMENT 20 Jan 2021
OWNERSHIP DOCUMENT 20 Jan 2021
OWNERSHIP DOCUMENT 20 Jan 2021
OWNERSHIP DOCUMENT 20 Jan 2021
OWNERSHIP DOCUMENT 20 Jan 2021
OWNERSHIP DOCUMENT 20 Jan 2021
FORM 4 SUBMISSION 12 Jan 2021