Banco Santander, S.A.

FY: Dec 31 2025

FY: Dec 31 2024

FY: Dec 31 2023

FY: Dec 31 2022

FY: Dec 31 2021

FY: Dec 31 2020

FY: Dec 31 2019

FY: Dec 31 2018

FY: Dec 31 2017

FY: Dec 31 2016

FY: Dec 31 2015

FY: Dec 31 2014

FY: Dec 31 2013

FY: Dec 31 2012

FY: Dec 31 2011

FY: Jun 6 2011

FY: Jun 10 2010

FY: Jun 30 2009

FY: Jun 27 2008

FY: Jul 2 2007

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

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

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

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)

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

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

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Registration of Securities on Exchange

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

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)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Registration of Securities on Exchange

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

Prospectus Supplement for Primary Offering

Annual Report of Proxy Voting Record of Registered Management Investment Company

Annual Report of Proxy Voting Record of Registered Management Investment Company

Annual Report of Proxy Voting Record of Registered Management Investment Company

none

Banco Santander, S.A.

Banco Santander, S.A.

none

Hazell David Arthur

none

none

none

Aditya Mahesh

none

Hazell David Arthur

none

Banco Santander, S.A.

Banco Santander, S.A.

none

Banco Santander, S.A.

Banco Santander, S.A.

Aditya Mahesh

none

none

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

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)

Correspondence with the SEC

Letter from the SEC

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

No description available

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

No description available

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

No description available

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)

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)

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