Simplified registration form

Report of unscheduled material events or corporate event

Report of unscheduled material events or corporate event

Registration of certain classes of securities 12(b) of the Securities Exchange Act

Report of unscheduled material events or corporate event

Quarterly report which provides a continuing view of a company's financial position

Statement of changes in beneficial ownership of securities

Statement of changes in beneficial ownership of securities

Form of prospectus filed in connection with primary offering of securities on a delayed basis

Report of unscheduled material events or corporate event

Statement of changes in beneficial ownership of securities

Statement of changes in beneficial ownership of securities

Statement of changes in beneficial ownership of securities

A statement of beneficial ownership of common stock by certain persons

Form of prospectus filed in connection with primary offering of securities on a delayed basis