Churchill Capital Corp II filed SEC Form 8-K: Entry into a Material Definitive Agreement, Completion of Acquisition or Disposition of Assets, Creation of a Direct Financial Obligation, Financial Statements and Exhibits, Leadership Update, Unregistered Sales of Equity Securities, Material Modification to Rights of Security Holders, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Changes in Control of Registrant, Change in Shell Company Status