Annual report which provides a comprehensive overview of the company for the past year

A statement of beneficial ownership of common stock by certain persons

An amendment to the SC 13G filing

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

Securities offered to employees pursuant to employee benefit plans

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

Pre-effective amendment to an S-3 filing

Simplified registration form

Report of unscheduled material events or corporate event

Form of prospectus reflecting facts events constituting substantive change from last form