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Form 4 - Statement of changes in beneficial ownership of securities:

Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]:

Form 4 - Statement of changes in beneficial ownership of securities:

Form 4 - Statement of changes in beneficial ownership of securities:

Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]:

Form 4 - Statement of changes in beneficial ownership of securities:

Form 4 - Statement of changes in beneficial ownership of securities:

Form 4 - Statement of changes in beneficial ownership of securities:

Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]:

Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]:

Form 4 - Statement of changes in beneficial ownership of securities:

Form 4 - Statement of changes in beneficial ownership of securities:

Form 4 - Statement of changes in beneficial ownership of securities:

Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]:

Form SD - Specialized disclosure report:

Form 4 - Statement of changes in beneficial ownership of securities:

Form 4 - Statement of changes in beneficial ownership of securities:

Form 144 - Report of proposed sale of securities:

Form 4 - Statement of changes in beneficial ownership of securities: