Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions

Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions

Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions

Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions

Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions

Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions

Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions

Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions

Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions

Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

A correspondence can be sent as a document with another submission type or can be sent as a separate submission.

Amendment to Registration statement for securities of certain foreign private issuers

Registration statement for securities of certain foreign private issuers

Annual and transition report of foreign private issuers pursuant to sections 13 or 15(d)

Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Prospectus filed pursuant to Rule 424(b)(4)