General Meeting

Annual General Meeting 2023 The annual general meeting of Telefónica Deutschland 2023 took place on 17 May 2023. Convening of the Annual General Meeting

• Convening of the Annual General Meeting

• Information pursuant to section 125 para. 2 in connection with section 125 para. 5 sentence 4 para. 1 and Table 3 of the Annex to Implementing Regulation (EU) 2018/1212

Documents regarding item 1 on the agendap

• Financial Statements as of 31/12/2022 of Telefónica Deutschland Holding AG

• Annual Report 2022 incl. consolidated financial statements and combined management report as of 31/12/2022

• Proposal of Management Board regarding distribution of net retained earnings

• Report of Supervisory Board

• Explanations of the Management Board pursuant to sec. 289a, 315a Commercial Code (HGB)

• Explanation to agenda item 1

Separate Non-Financial Group Report 2022 in English Additional information regarding item 5 on the agenda Election of the auditor and group auditor for the financial year 2023 Item 6 on the agenda Remuneration report together with audit statement Item 7 on the agenda Remuneration system for the members of the management board Registration Form (incl. documents regarding powers of attorney and instructions) in English InvestorPortal LOGIN to the InvestorPortal Total number of shares and voting rights in English Explanations of shareholder rights in English Articles of Association in German / in English (as of May 2022) Data protection information

• Data protection notice for shareholders, proxies and guests of the Annual General Meeting

• Data Protection Declaration for the AGM Internet Service

FAQ

• FAQ

Annual General Meeting 2022 The annual general meeting of Telefónica Deutschland 2022 took place on 19 May 2022.

• AGM voting results

• Profit distribution (table 8)

• Dividend announcement

• Management presentation – in German

Pre-Publication of the Main Points of the Speech of the Management Board on 16 May 2022 (German) Speech by CEO Markus Haas and CFO Markus Rolle (German) Convening of the (virtual) Annual General Meeting

• Convening of the Annual General Meeting

• Information pursuant to section 125 para. 2 German Stock Corporation Act (AktG) in connection with section 125 para. 5 German Stock Corporation Act (AktG), article 4 para. 1 and Table 3 of the Annex to Implementing Regulation (EU) 2018/1212

• Disclosures pursuant to Sec. 125 Paragraph 5 Sentence 1 Aktiengesetz in conjunction with Table 3 of the Implementing Regulation (EU) 2018/1212 („EU-DVO“)

Documents regarding item 1 on the agenda

• Financial Statements as of 31/12/2021 of Telefónica Deutschland Holding AG

• Annual Report 2021 incl. consolidated financial statements and combined management report as of 31/12/2021

• Proposal of Management Board regarding distribution of net retained earnings

• Report of Supervisory Board

• Explanations of the Management Board pursuant to sec. 289a, 315a Commercial Code (HGB)

• Explanation to agenda item 1

Separated combined non-financial report 2021 in English Additional information regarding item 5 on the agenda Election of the auditor and group auditor for the financial year 2022 Item 6 on the agenda Remuneration report together with audit statement Item 7 on the agenda Remuneration and remuneration system for the members of the supervisory board Item 8 on the agenda Additional Information regarding item 8 on the agenda (election to the supervisory board) 1) Peter Löscher Peter Löscher adds to the Supervisory Board as an independent member with many years of experience as a business leader (including as former CEO Siemens AG, CEO GE Healthcare Bio-Sciences and Management Board member Merck & Co., Inc.) and former Supervisory Board member (including Deutsche Bank, Munich Re and Sulzer AG). Since April 2020, he has been Chairman of the Supervisory Board of Telefónica Deutschland Holding AG. Curriculum Vitae 2) Pablo de Carvajal González Pablo de Carvajal González adds to the Supervisory Board with his expertise in the legal, in particular regulatory, area of telecommunications companies. He is General Counsel and Global Head Regulatory Affairs of Telefónica S.A. and has many years of international experience in the telecommunications industry. He has been a member of the Supervisory Board of Telefónica Deutschland Holding AG since July 2018. Curriculum Vitae 3) María García-Legaz Ponce María García-Legaz Ponce adds to the Supervisory Board with her expertise in finance, investor relations and the management of telecommunications companies. She is Head of the Office of the Chairman of the Management Board and a member of the Executive Committee of Telefónica, S.A. She has been a member of the Supervisory Board of Telefónica Deutschland Holding AG since June 2018. Curriculum Vitae 4) Ernesto Gardelliano Ernesto Gardelliano adds to the Supervisory Board with his financial expertise in both accounting and auditing, acquired inter alia as Chief Financial Officer (CFO) and through his qualification as a certified auditor. He is Group Controller & Planning Director at Telefónica, S.A. He has over 30 years of international experience in the telecommunications industry. He has been a member of the Supervisory Board of Telefónica Deutschland Holding AG since October 2020. Curriculum Vitae 5) Michael Hoffmann Michael Hoffmann adds to the Supervisory Board as an independent member with long-standing experience in management positions and particular financial expertise both in accounting, including sustainability issues, sustainability reporting and internal control and risk management systems, as well as in auditing. He has been a member of the Supervisory Board and Chairman of the Audit Committee of Telefónica Deutschland Holding AG since October 2012. Curriculum Vitae 6) Julio Linares López Julio Linares López adds to the Supervisory Board with his extensive and proven networking expertise and many years of international experience in management positions in the telecommunications industry (including former COO and Vice-President of the Board of Directors of Telefónica, S.A.). He has been a member of the Supervisory Board of Telefónica Deutschland Holding AG since October 2017. Curriculum Vitae 7) Stefanie Oeschger Stefanie Oeschger adds to the Supervisory Board as an independent member with her extensive expertise i.a. in corporate transformation, which she has acquired in the financial and banking sector (including Deutsche Bank, UBS, Cembra Money Bank). She is an interim manager at Cembra Money Bank and has held positions including Managing Director, Head of Integration, Chief Operating Officer (COO) and Chief of Staff of the Risk Control Division. She has been a member of the Supervisory Board of Telefónica Deutschland Holding AG since October 2020. Curriculum Vitae 8) Jaime Smith Basterra Jaime Smith Basterra adds to the Supervisory Board as an independent member with many years of international experience in management positions in the telecommunications industry and as a financial expert with expertise in the fields of accounting and auditing. He has been a member of the Supervisory Board of Telefónica Deutschland Holding AG since January 2022. In addition, he is Executive Chairman of the Board of Directors of Moldava Consulting SL. Curriculum Vitae Item 9 on the agenda

• Report of the management board

Registration Form (incl. documents regarding powers of attorney and instructions) in English Total number of shares and voting rights in English Explanations of shareholder rights in English Articles of Association in English and in German (as of May 2021) Data protection information

• Data protection notice for shareholders, proxies and guests of the Annual General Meeting

• Data Protection Declaration for the AGM Internet Service

FAQ in English

Annual General Meeting 2021 The annual general meeting of Telefónica Deutschland 2021 took place on 20 May 2021.

• AGM voting results – in German

• Profit distribution (table 8)

• Dividend announcement

• Management presentation – in German

Convening of the (virtual) general meeting

• Convening of the general meeting

• Information pursuant to section 125 para. 2 German Stock Corporation Act (AktG) in connection with section 125 para. 5 AktG, article 4 para. 1 and table 3 of the annex to Implementing Regulation (EU) 2018/1212

Documents regarding item 1 on the agenda

• Financial Statements as of 31/12/2020 of Telefónica Deutschland Holding AG

• Consolidated financial statements and combined management report as of 31/12/2020 (Annual Report)

• Management Board proposal for the distribution of balance sheet profit

• Supervisory Board report for FY20

• Descriptive report of the Management Board pursuant to sections 289a, 315a of the German Commercial Code (HGB)

• Explanation to agenda item 1

Combined separate non-financial report 2020 in English In case you are interested in further information, the Corporate Responsibility Report published on 10 May 2021 is available here. Additional information regarding item 5 on the agenda Appointment of the auditor and group auditor for the financial year 2021 in English Item 6 on the agenda Remuneration system for the members of the management board Item 7 on the agenda Remuneration system for the members of the supervisory board Additional information on item 8 on the agenda Election to the supervisory board

• a) Stefanie Oeschger Ms Oeschger complements the Supervisory Board as an independent member with her extensive expertise in corporate transformation (including corporate culture), which she acquired in the financial and banking sector (including Deutsche Bank, UBS, CEMBRA Money Bank). She was, among other things, Managing Director, Head of Integration, Chief Operating Officer (COO) and Chief of Staff of the Risk Control Division. Curriculum Vitae

• b) Ernesto Gardelliano Mr Gardelliano complements the Supervisory Board with his financial expertise, which he has acquired, among other things, as Chief Financial Officer (CFO) and through his qualification as a certified auditor. He has 30 years of international experience in the telecommunications industry. Curriculum Vitae

Item 9 on the agenda Authorized Capital 2021/I Report of the management board Registration Form in English Documents regarding proxy authorization and instruction issuing:

• Form granting proxy authorization and issuing instructions to the proxies nominated by the Company

• Form proxy to a person of your choice

• Form to revoke a proxy issued

Total number of shares and voting rights in English Explanations of the rights of shareholders in English Articles of Association in English and in German (as of September 2020) Data protection information

• Data protection notice for shareholders, proxies and guests of the Annual General Meeting

• Data Protection Declaration for the AGM Internet Service

FAQ in English

Annual General Meeting 2020 The (virtual) Annual General Meeting (AGM) of Telefónica Deutschland took place on 20 May 2020 at office of the company (Georg-Brauchle-Ring 50, 80992 Munich). AGM voting results - in German Management Presentation in German Convening (virtual) AGM - in Englisch Convening (virtual) AGM - in German Documents regarding item 1 on the agenda

• Financial Statements as of 31/12/2019 of Telefónica Deutschland Holding AG

• Annual Report 2019 incl. consolidated financial statements and combined management report as of 31/12/2019

• Proposal of Management Board regarding distribution of net retained earnings

• Report of Supervisory Board

• Explanations of the Management Board pursuant to sec. 289a para. 1, 31 Sa para. 1 Commercial Code (HGB)

Explanation to agenda item 1 in German Separated combined non-financial report 2019 in English Additional information regarding item 5 on the agenda (election of the auditor and group auditor for the financial year 2020) Non-binding marked change version of the articles of association Additional Information regarding item 6 on the agenda (election to the supervisory board): Curriculum Vitae Mr. Peter Löscher Additional information regarding items 7 and 8 on the agenda (changes to the Articles of Association) Non-binding markup version of the Articles of Association Documents regarding powers of attorney and instructions:

• Form Postal Vote (Briefwahl) / Proxy and lnstructions to the the proxies nominated by the Company

in German

• Form Proxy to a Person of your Choice

in German

• Form to revoke an issued proxy / postal vote (Briefwahl)

in German

• Total number of shares and voting rights

in German

• Explanations of shareholder rights

in German Articles of Association in English / in German (as of Mai 2019) Remuneration Report The Company monitors the current developments regarding legal changes on the subject of „Say on Pay“. In accordance with the relevant provisions of the updated Stock Corporation Act it will report to the Annual General Meeting for the financial year 2020 for the first time on the remuneration system for resolution. This will incorporate the then applicable versions of the German Stock Corporation Act and the German Corporate Governance Code. The components of the current Management Board remuneration system are described in the remuneration report which is available to you here as well Remuneration Report Data protection information in German

Annual General Meeting 2019 The Annual General Meeting (AGM) took place on 21 May 2019 at Alte Kongresshalle, Am Bavariapark 14, 80339 Munich, Germany. AGM voting results - in German Management Presentation - in German Convening AGM - in English Convening AGM - in German Documents regarding item 1 on the agenda:

• Financial Statements as of 31/12/2018 of Telefónica Deutschland Holding AG

• Annual Report 2018 incl. consolidated financial statements and combined management report as of 31/12/2018

• Proposal of Management Board regarding distribution of net retained earnings

• Report of Supervisory Board

• Explanations of the Management Board pursuant to sec. 289a para. 1, 315a para. 1 Commercial Code (HGB)

Explanation to agenda item 1 in German Separated combined non-financial report 2018 Separated condensed non-financial report Additional information regarding item 5 on the agenda (election of the auditor and group auditor for the financial year 2019) in German Responsible auditors supervising the audit of the financial statements Additional Information regarding item 6 on the agenda (Election to the supervisory board): CV of María García-Legaz Ponce CV of Pablo de Carvajal González Documents regarding item 7 on the agenda pursuant to sec. 293f para. 1 German Stock Corporation Act (AktG) Report of the Management Board Documents regarding powers of attorney and instructions:

• Information regarding proxy voting by representative of company

in German

• Power of attorney and instruction form to representative of company

in German

• Form for change of instructions in case of power of attorney and instruction to representative of company

in German

• Power of attorney form to third parties

in German

• Revocation of power of attorney

in German

• Access to internet service for admission tickets, power of attorney to third parties and proxy voting

in German Total number of shares and voting rights in German Explanations of shareholder rights in German Articles of association in English / in German (as of May 2018 II) Remuneration report The Company is monitoring the current developments surrounding legal changes to the "Say on Pay" issue. Against the background of the process, which has not yet been concluded, it has decided not to submit the Executive Board compensation system for resolution at the Annual General Meeting on the 2018 financial year. The compensation system will be submitted for resolution to the Annual General Meeting on the 2019 fiscal year. This will be done taking into account the versions of the Stock Corporation Act and the German Corporate Governance Code then in force. The components of the current compensation system for the Executive Board are presented in the remuneration report. Remuneration report Data protection information in German Directions to AGM in German

Annual General Meeting 2018 The Annual General Meeting (AGM) took place on 17 May 2018 at Hilton Munich Park Hotel, Am Tucherpark 7, 80538 Munich, Germany. AGM voting results - in German Management Presentation - in German Convening AGM - in English Convening AGM - in German Documents regarding item 1 on the agenda: Financial Statements as of 31/12/2017 of Telefónica Deutschland Holding AG Annual Report 2017 incl. consolidated financial statements and combined management report as of 31/12/2017 Proposal of Management Board regarding distribution of net retained earnings Report of Supervisory Board Explanations of the Management Board pursuant to sec. 289a para. 1, 315a para. 1 Commercial Code (HGB) Additional information regarding item 5 on the agenda (election of the auditor and group auditor for the financial year 2018) in German Additional Information regarding item 6 on the agenda (Election to the supervisory board): CV of Julio Estebán Linares López Documents regarding item 7 on the agenda pursuant to sec. 293f para. 1 German Stock Corporation Act (AktG)

• Control agreement dated 6 March 2018 - in German

• Annual Financial Statements 2017 of Telefónica Deutschland Holding AG

• Annual Financial Statements 2016 of Telefónica Deutschland Holding AG

• Annual Financial Statements 2015 of Telefónica Deutschland Holding AG

• Consolidated financial statements 2017 and combined management report 2017 of Telefónica Deutschland Holding AG

• Consolidated financial statements 2016 and combined management report 2016 of Telefónica Deutschland Holding AG

• Consolidated financial statements 2015 and combined management report 2015 of Telefónica Deutschland Holding AG

• Annual Financial Statements 2017 of Telefónica Germany Management GmbH - in German

• Annual Financial Statements 2016 of Telefónica Germany Management GmbH -in German

• Annual Financial Statements 2015 of Telefónica Germany Management GmbH - in German

• Joint report of the management board of Telefónica Deutschland Holding AG and the management board of Telefónica Germany Management GmbH on the control agreement pursuant to sec. 293 a German Stock Corporation Act (AktG) - in German

Documents regarding powers of attorney and instructions:

• Information regarding proxy voting by representative of company - in German

• Power of attorney and instruction form to representative of company - in German

• Form for change of instructions in case of power of attorney and instruction to representative of company - in German

• Power of attorney form to third parties - in German

• Revocation of power of attorney - in German

Access to internet service for admission tickets, power of attorney to third parties and proxy voting (deactivated) Total number of shares and voting rights in German Explanations of shareholder rights in German Explanation to agenda item 1 in German Articles of association in English / in German (as of Mai 2018) Directions to AGM in German

Annual General Meeting 2017 The Annual General Meeting (AGM) took place on 9 May 2017, 10 a.m. at Alte Kongresshalle, Theresienhöhe 15, 80339 Munich, Germany. AGM voting results - in German Convening AGM - in English Convening AGM - in German Documents regarding item 1 on the agenda:

• Financial Statements and management report as of 31/12/2016 of Telefónica Deutschland Holding AG

• Annual Report 2016 incl. consolidated financial statements and combined management report as of 31/12/2016

• Proposal of Management Board regarding profit distribution

• Report of Supervisory Board

• Explanations of the Management Board pursuant to sec. 289 para. 4, 315 para. 4 of the HGB

Documents regarding powers of attorney and instructions:

• Information regarding proxy voting by representative of company - in German

• Powers of attorney and instruction form to representative of company - in German

• Form for change of instructions for powers of attorney and instruction to representative of company - in German

• Power of attorney form to thirds - in German

• Revocation of power of attorney - in German

Access to internet service for admission tickets, power of attorney to third parties and proxy voting (deactivated) Total number of shares and voting rights in German Explanations of shareholder rights in German Explanation to agenda item 1 in German Additional information regarding agenda item 5 - Lead auditor in German Additional information regarding agenda item 6 (Elections of members of the supervisory board) 6a) Frau Eva Castillo Sanz 6b) Herr Ángel Vilá Boix 6c) Frau Laura Abasolo García de Baquedano 6d) Herr Peter Erskine 6e) Frau Patricia Cobián González 6f) Herr Michael Hoffmann 6g) Herr Enrique Medina Malo 6h) Frau Sally Anne Ashford Articles of association in English / in German (as of 19 May 2016) Directions to AGM (deactivated)

Annual General Meeting 2016 The Annual General Meeting (AGM) took place on 19 May 2016 at Alte Kongresshalle, Theresienhöhe 15, 80339 Munich, Germany. AGM voting results - in German Convening AGM - in English Convening AGM - in German Annual General Meeting 2015 The Annual General Meeting (AGM) took place on 12 May, 2015 at Alte Kongresshalle, Theresienhöhe 15, 80339 Munich, Germany. AGM voting results - in German Convening AGM - in English Convening AGM - in German Annual General Meeting 2014 The Annual General Meeting (AGM) of Telefónica Deutschland Holding AG took place on May 20, 2014 at Alte Kongresshalle, Theresienhöhe 15, 80339 Munich, Germany. AGM voting results - in German Convening AGM - in English Convening AGM - in German Extraordinary General Meeting 2014 The Extraordinary General Meeting (EGM) took place on February 11, 2014 at Alte Kongresshalle, Theresienhöhe 15, 80339 Munich, Germany. EGM voting results - in German Convening EGM - in English Convening EGM - in German Annual General Meeting 2013 The Annual General Meeting (AGM) of Telefónica Deutschland Holding AG took place on May 7, 2013 in the Event arena at the Olympia Park, Toni-Merkens-Weg 4, 80809 Munich, Germany. AGM voting results - in German Convening AGM - in English Convening AGM - in German