Banco Santander, S.A.

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Appointment of agent for service of process by foreign banks and foreign insurance companies

Registration statement for securities of certain foreign private issuers issued in certain business combination transactions

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Notification of removal from listing and/or registration on a national securities exchange

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Registration of Securities on Exchange

Certification of approval for listing and registration on a national securities exchange

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Annual Report of Proxy Voting Record of Registered Management Investment Company

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Prospectus Supplement for Primary Offering

Free Writing Prospectus

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement for Primary Offering

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Report of Holders of Securities

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Application for Registration of Security-based Swap Dealers and Major Security-based Swap Participants that are Registered or Registering with the Commodity Futures Trading Commission as a Swap Dealer (amendment)

Tender offer statement by the issuer (amendment)

Registration of Securities on Exchange

Certification of approval for listing and registration on a national securities exchange

Prospectus Supplement for Primary Offering

Tender offer statement by the issuer

Report of Holders of Securities

Correspondence with the SEC

Letter from the SEC

Appointment of agent for service of process by foreign banks and foreign insurance companies

Amended Report of Holders of Securities

No description available

Appointment of agent for service of process by foreign banks and foreign insurance companies

Registration statement / Annual report / Transition report for Foreign Private Issuers

No description available

Report of Holders of Securities

Report of Holders of Securities

Annual Report of Proxy Voting Record of Registered Management Investment Company

Report of Holders of Securities

Tender offer/rights offering notification form (amendment)

Tender offer/rights offering notification form

Tender offer/rights offering notification form (amendment)

Appointment of agent for service of process and undertaking

Report of Holders of Securities

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers

No description available

Report of Holders of Securities

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

Application for Registration of Security-based Swap Dealers and Major Security-based Swap Participants that are Registered or Registering with the Commodity Futures Trading Commission as a Swap Dealer (amendment)

Report of Holders of Securities

Application for Registration of Security-based Swap Dealers and Major Security-based Swap Participants that are Registered or Registering with the Commodity Futures Trading Commission as a Swap Dealer (amendment)

Annual Report of Proxy Voting Record of Registered Management Investment Company

Report of Holders of Securities

Application for Registration of Security-based Swap Dealers and Major Security-based Swap Participants that are Registered or Registering with the Commodity Futures Trading Commission as a Swap Dealer (amendment)

Tender offer/rights offering notification form (amendment)

Application for Registration of Security-based Swap Dealers and Major Security-based Swap Participants that are Registered or Registering with the Commodity Futures Trading Commission as a Swap Dealer (amendment)

Tender offer/rights offering notification form

Appointment of agent for service of process and undertaking

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Hazell David Arthur

Aditya Mahesh

Hazell David Arthur

Aditya Mahesh