Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act

A statement of beneficial ownership of common stock by certain persons

An amendment to the SC 13G filing

A statement of beneficial ownership of common stock by certain persons

Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act

Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act

Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act

Registration of securities of foreign private issuers pursuant to section 12(b) or (g)

Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act

Notice of disclosure filed in Exchange Act quarterly and annual reports pursuant to Section 219 of the Iran Threat Reduction and Syria Human Rights Act of 2012 and Section 13(r) of the Exchange Act