Report of foreign issuer [Rules 13a-16 and 15d-16]

Schedule filed by certain investors to report beneficial ownership of more than 5% of a class of equity securities – amendment

Report of foreign issuer [Rules 13a-16 and 15d-16]

Report of foreign issuer [Rules 13a-16 and 15d-16]

Report of foreign issuer [Rules 13a-16 and 15d-16]

Report of foreign issuer [Rules 13a-16 and 15d-16]

Statement of changes in beneficial ownership of securities

Initial statement of beneficial ownership of securities

Initial statement of beneficial ownership of securities

Initial statement of beneficial ownership of securities

Initial statement of beneficial ownership of securities

Initial statement of beneficial ownership of securities

Report of foreign issuer [Rules 13a-16 and 15d-16]

Annual and transition report of foreign private issuers [Sections 13 or 15(d)]

Report of foreign issuer [Rules 13a-16 and 15d-16]

Report of foreign issuer [Rules 13a-16 and 15d-16]