CIIG Merger Corp. filed SEC Form 8-K: Entry Into A Material Definitive Agreement, Completion Of Acquisition Or Disposition Of Assets, Notice Of Delisting Or Failure To Satisfy A Continued Listing Rule Or Standard; Transfer Of Listing; Material Modification To Rights Of Security Holders, Material Modifications To Rights Of Security Holders, Item 5, Item 5, Amendments To Certificate Of Incorporation Or Bylaws; Change In Fiscal Year, Financial Statements And Exhibits