Investor news

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 02.03.2026.

Other announcements

Extraordinary information about change in the executive officers – 2026.02.26

Investor presentations Other announcements

Investor presentation on ALTEO’s preliminary results for 2025 – 16 February 2026

Other announcements

ALTEO and SMEGSolar Kft., a member of the STS Group, have entered into a long-term cooperation agreement – 30 January 2026

Number of voting rights Other announcements

Information on voting rights and share capital of ALTEO Plc –02.02.2026.

Extraordinary Information Other announcements

Announcement on the Acquisition of a 100% equity stake in DEPO Erőmű Kft. by ALTEO – 22 January 2026

Other announcements

Announcement on the Extension of a District Heating Service Agreement Affecting an ALTEO Subsidiary – 22 January 2026

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 31.12.2025.

Events calendar Other announcements

ALTEO PLC. – corporate events calendar 2026 – 2025.12.17.

Equity researches Other announcements

Kalliwoda model refresh – 16.12.2025

Other announcements

Press Release – ALTEO once again supports two civil organisations in assisting families in need – 2025.12.09.

Extraordinary Information Other announcements

From 1 December 2025, ALTEO will assume balance responsible party duties for the MOL Group’s entire domestic electricity consumption. – 1.12.2025

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 01.12.2025.

Quarterly Reports

ALTEO 2025 Q3 – Investor Presentation – 17.11.2025

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 31.10.2025.

Transactions by persons discharging managerial responsibilities

Transactions by person discharging managerial responsibilities – 20.10.2025.

Other announcements

Information on the Extension of the District Heating Production and Supply Agreement with Sopron Holding – 16.10.2025

Other announcements Transactions by persons discharging managerial responsibilities

Transactions by person discharging managerial responsibilities – 13.10.2025.

Other announcements Transactions by persons discharging managerial responsibilities

Transactions by person discharging managerial responsibilities – 10.10.2025.

Other announcements Transactions by persons discharging managerial responsibilities

Transactions by person discharging managerial responsibilities – 09.10.2025.

Other announcements Transactions by persons discharging managerial responsibilities

Transactions by person discharging managerial responsibilities – 08.10.2025.

Other announcements Transactions by persons discharging managerial responsibilities

Transactions by person discharging managerial responsibilities – 03.10.2025

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 30.09.2025.

Other announcements

Transactions by person discharging managerial responsibilities – 22.09.2025.

Transactions by persons discharging managerial responsibilities

Transactions by person discharging managerial responsibilities – 2025.09.16.

Transactions by persons discharging managerial responsibilities

Transactions by person discharging managerial responsibilities – 12.09.2025.

Other announcements Transactions by persons discharging managerial responsibilities

Transactions by person discharging managerial responsibilities – 10.09.2025.

Other announcements Transactions by persons discharging managerial responsibilities

Transactions by person discharging managerial responsibilities – 05.09.2025.

Other announcements

ALTEO’s subsidiary has successfully completed its HUF 434 million investment – 2025.07.24.

Other announcements

Extraordinary Announcement on Registered Office Relocation – 2025.08.08.

Articles of Association

Articles of Associations of ALTEO – effective from: August 6, 2025

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 01.09.2025.

Investor presentations Other announcements Semi-Annual Reports

Management commentary of 2025 H1 report of ALTEO – 2025.09.01.

Other announcements

Extraordinary Information on MNB Approval – 2025.08.08

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 31.07.2025.

Other announcements

Extraordinary Announcement on Credit Facility Drawdown – 30 June 2025

Other announcements

Press Release – ALTEO joins a Private Equity Fund Supporting Green Energy Investments – 20 06 2025

Other announcements

Extraordinary Announcement on the Closure of Negative Declaratory Proceedings Initiated by Sinergy Energiakereskedő Kft. Concerning Intellectual Property – 16 July 2025

Extraordinary Information Other announcements

Announcement on the Update of ALTEO’s Green Financing Framework – 29.07.2025.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 30.06.2025.

Other announcements

Press Release – The most modern Hungarian plant for processing returned bottles and cans has been inaugurated in Kőbánya – 18.06.2025.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 02.06.2025.

Credit rating

Communication about the rating review of ALTEO – 28.05.2025.

Articles of Association

Articles of Associations of ALTEO – effective from: April 30, 2025 – 28.05.2025.

Other announcements

ALTEO adopts comprehensive biodiversity strategy – 2025.04.17

Other announcements Treasury shares

Announcement of ALTEO’s own share transactions related to Employee Share Ownership Program – 2025.05.22.

Investor presentations Quarterly Reports

ALTEO 2025 Q1 – Investor Presentation – 19.05.2025.

Other announcements Treasury shares

Announcement of ALTEO’s own share transactions related to Employee Share Ownership Program – 2025.05.16.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 30.04.2025

Annual general meeting Annual reports Share and shareholder information

Resolutions of the 2025 Annual General Meeting of ALTEO Plc.

Annual general meeting Share and shareholder information

ALTEO Plc.’s Remuneration Policy for the 2024 year

Annual general meeting Share and shareholder information

ALTEO Plc.’s Remuneration Report for the 2024 fiscal year

Annual general meeting Share and shareholder information

Statement on ALTEO Plc.’s corporate governance practices for 2024

Annual general meeting Share and shareholder information

Resolutions of the 2025 Annual General Meeting of ALTEO Plc.

Other announcements

Information on the initiation of legal proceedings – 2025.03.28

Annual general meeting Share and shareholder information

ALTEO Plc. – General Meeting – Proposals – 2025.04.04.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 31.03.2025.

Annual general meeting Other announcements

Invitation to the Annual Ordinary General Meeting of ALTEO Plc. on April 28, 2025 10 a.m. – 2025.03.28.

Other announcements

Press release on the appointment of the Director for International Relations

Annual reports Investor presentations

Investor presentation on ALTEO Group’s preliminary results for 2024

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 28.02.2025.

Equity researches

Kalliwoda model refresh – 28.02.2025

Equity researches

MBH model update – 2025. january

Other announcements

Information on the signing of a credit facility agreement – 06.02.2025.

Events calendar

Information on the amendment of the corporate calendar for 2025 – 04.02.2025.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 31.01.2025.

Transactions by persons discharging managerial responsibilities

Transactions by person discharging managerial responsibilities – 01.29.2025.

Transactions by persons discharging managerial responsibilities

Transactions by person discharging managerial responsibilities – 2025.01.16.

Investor presentations Other announcements

ALTEO strategy 2025-2030 – 09.01.2025.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 31.12.2024.

Other announcements

New battery electricity storage facility project providing nearly one fifth of the total Hungarian capacity delivered in Győr – 04.10.2024.

Other announcements

Information on a new investment – 12.12.2024.

Other announcements

Information on ALTEO’s new ESG certification – 15.11.2024.

Other announcements

ALTEO’s newest gas engine and heat recovery system commissioned in Sopron – 11.12.2024.

Events calendar

ALTEO Nyrt. – corporate events calendar 2025 – 2024.12.19.

Other announcements

Extraordinary information on the award of the general contractor tender – 2024.12.10.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 02.12.2024.

Other announcements

Information on the closing of a new investment – 29.11.2024.

Quarterly Reports

ALTEO Group 2024 Q3 investor presentation – 2023.11.18.

Other announcements

Information on the setting up of a subsidiary – 18.11.2024.

Other announcements

Information about increasing existing investment – 31.10.2024.

Number of voting rights

Number of voting rights Information on voting rights and share capital of ALTEO Plc – 2024.10.31.

Other announcements

New wind farm acquisition – Mov-R H1 Szélerőmű Kft. – 2024.10.18.

Number of voting rights

Number of voting rights Information on voting rights and share capital of ALTEO Plc – 2024.10.01.

Number of voting rights

Number of voting rights Information on voting rights and share capital of ALTEO Plc – 2024.09.02.

Investor presentations Semi-Annual Reports

Management commentary of 2024 H1 report of ALTEO Group – 2024.09.02.

Number of voting rights

Number of voting rights Information on voting rights and share capital of ALTEO Plc – 2024.07.31

Other announcements Treasury shares

Extraordinary Announcement on the launch of the ALTEO 2026 General and Senior Management MRP – 2026.06.26.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 2024.07.01

Other announcements

ALTEO’s wholly-owned subsidiaries ALTEO-Depónia Kft., ALTEO-Therm Kft., Pannon Szélerőmű Kft., have won funding under the Hungarian Recovery and Resilience Plan, and the funding contracts were signed today – 24.06.2024.

Equity researches

Kalliwoda model refresh – 2024.06.07

Other announcements Treasury shares

Announcement of ALTEO’s own share transactions under the Employee Share Ownership Programme – 03.06.2024.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 2024.05.31.

Other announcements

ALTEO’s wholly-owned subsidiary ECO-FIRST Ltd. and MOL Hungarian Oil and Gas Plc. have signed a long-term service contract for a term of 10 years. – 2024.05.27.

Dividend Other announcements

Announcement by ALTEO Nyrt. on the final rate of dividend for 2023 – 2024.05.28.

Credit rating

Communication about the rating review of ALTEO – 2024.05.28.

Articles of Association

ALTEO Articles Of Association – effective from: April 19, 2024

Quarterly Reports

ALTEO 2024 Q1 – Investor presentation – 21.05.2024.

Dividend

Announcement by ALTEO Plc. on the rules of dividend payment for the year 2023-2024.05.07

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 2024.04.30.

Annual reports

Annual report of ALTEO Nyrt. for the business year 2023

Annual general meeting

Remuneration Policy established for the Directors of ALTEO Plc. – consolidated with the amendments adopted on April 19, 2024

Annual general meeting

Remuneration Report established for the Directors of ALTEO Plc. and consolidated on April 21, 2023

Annual reports

Integrated Report of ALTEO Plc. for the business year 2023 – 2024.04.19.

Annual general meeting

Statement on ALTEO Plc.’s corporate governance practices for 2023 – 2024.04.19.

Annual general meeting

Resolutions of the 2024 Annual General Meeting of ALTEO Nyrt. – 2024.04.19.

Transactions by persons discharging managerial responsibilities

Transactions by person discharging managerial responsibilities – 2024.04.12.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 2024.04.02.

Annual general meeting Share and shareholder information

ALTEO Plc. – General Meeting – Proposals – 2024.03.28.

Annual general meeting

Invitation to the annual general meeting of ALTEO Plc. on April 19, 2024 at 10 a.m.

Equity researches

MBH – model update – 2024.03.13.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 2024.02.29

Annual reports Investor presentations

ALTEO Group – 2023 Preliminary annual results – 2024.02.29.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 2024.01.31

Other announcements

ALTEO Group subsidiary awarded grant to transition to the circular economy – 2024.01.18.

Corporate governance

Annoucement on changes in senior management positions – 2024.01.10.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 2024.01.02.

Events calendar

ALTEO Nyrt. – corporate events calendar 2024 – 2023.12.19.

Other announcements

PRESS RELEASE – ALTEO expands Virtual Power Plant by adding new gas engines and battery electricity storage – 2023.11.29.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 2023.11.30.

Other announcements

Press Release – ALTEO commissions additional electrical boilers – 2023.11.16.

Other announcements

Extraordinary Notice on Decision No H-PJ-III-B-2/2023. of the MNB – 2023.11.07.

Investor presentations Quarterly Reports

ALTEO Group 2023 Q3 investor presentation – 2023.11.13.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 2023.10.31.

Equity researches

Kalliwoda model refresh – 2023.10.19.

Corporate governance

Annoucement on changes in senior management positions – 2023.10.02

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 2023.10.02.

Transactions by persons discharging managerial responsibilities

Transactions by person discharging managerial responsibilities – 2023.09.13.

Investor presentations Semi-Annual Reports

Management commentary of 2023 H1 report of ALTEO Group – 2023.08.28

Transactions by persons discharging managerial responsibilities

Transactions by person discharging managerial responsibilities – 2023.08.31.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 2023.08.31.

Other announcements

ALTEO Group subsidiary selected as subcontractor for waste management concession- 2023.06.28.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 2023.07.31

Other announcements

Information on the investment and construction of a new solar power plant – 2023.07.06.

Transactions by persons discharging managerial responsibilities

Transactions by person discharging managerial responsibilities – 2023.07.12.

Transactions by persons discharging managerial responsibilities

Transactions by persons discharging managerial responsibilities – 2023.07.07.

Other announcements

Information on the outcome of the review of the Company’s ESG rating – 2023.07.03.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 2023.06.30.

Treasury shares

Treasury share transaction between ALTEO MRP Organization and ALTEO – 2023.06.21.

Credit rating

Communication about the rating review of ALTEO – 2023.06.23.

Transactions by persons discharging managerial responsibilities

Transactions by persons discharging managerial responsibilities – 2023.06.16.

Articles of Association

ALTEO Articles Of Association – effective from: April 03, 2023 – 2023.06.08.

Other announcements

Renewables can also support the stability of the electricity system – PR -2023.05.09

Other announcements

Transactions by persons discharging managerial responsibilities – 2023.05.10.

Articles of Association

ALTEO Articles Of Association – effective from: April 21, 2023 – 2023.06.08.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 2023.05.31.

Equity researches

MBH has refreshed its model – 2023.05.17.

MBH has refreshed its model

Other announcements

Energikum closing – 2023.05.25.

Energikum closing

Transactions by persons discharging managerial responsibilities

Transactions by persons discharging managerial responsibilities – 2023.05.16.

Other announcements

Maintenance expansion – 2023.15.17.

Investor presentations Quarterly Reports

ALTEO 2023Q1 – Investor presentation – 2023.05.15

Corporate governance

Extraordinary information on the fulfilment of the conditions of the 2020 MRP Remuneration Policy – 2023.05.09

Treasury shares

Information on own share transactions – 2023.05.16.

Other announcements

Information on the introduction of a new long-term incentive scheme – 2023.04.28.

Other announcements

Edelyn RTB status – 2023.05.04

Number of voting rights

Information on voting rights and share capital of ALTEO Plc – 2023.04.30.

Annual general meeting

Resolutions of the 2023 Annual General Meeting of ALTEO Nyrt. – 2023.04.21.

Other announcements

The Integrated Report of ALTEO Nyrt. for the business year 2022

Corporate governance

The Corporate Governance Report of ALTEO Nyrt. for the business year 2022

Corporate governance

ALTEO Nyrt.’s Remuneration Report for the 2022 fiscal year

Corporate governance

ALTEO Nyrt.’s Remuneration Policy for the 2022 year

Annual reports

Annual report of ALTEO Nyrt. for the business year 2022

Other announcements

Extraordinary information on the mandatory bid approved by the MNB

Transactions by persons discharging managerial responsibilities

Extraordinary information on changes to senior management personnel

Other announcements

Extraordinary information on the issue of an official certificate in connection with a takeover bid

Extraordinary general meeting

Resolutions of the Extraordinary General Meeting of ALTEO Plc. of 3 April 2023

Corporate governance Extraordinary general meeting

Communication on the remuneration policy established for the directors of ALTEO Plc., effective from April 3,

Number of voting rights

Information on voting rights and share capital of ALTEO Plc. – 2023.03.31.

Annual general meeting

ALTEO Plc. – General Meeting – Proposals – 2023.03.30.

Share and shareholder information

Shareholder notifications – 24.03.2023.

Treasury shares

Extraordinary information on the change in the majority shareholder of the Company – 2023.03.23.

Transactions by persons discharging managerial responsibilities

Transactions by persons discharging managerial responsibilities – 2023.03.23.

Extraordinary general meeting

ALTEO Plc. publishes the proposal of its shareholders with more than 1% of the votes to add to the agenda of the Extraordinary General Meeting

Annual general meeting

Invitation to the annual general meeting of ALTEO Plc. on April 21, 2023 at 10 a.m. – 2022.03.21.

Equity researches

Kalliwoda model refresh – 2023.03.20.

Other announcements

Result of the mandatory public takeover bidding procedure

Transactions by persons discharging managerial responsibilities

Transactions by persons discharging managerial responsibilities

Transactions by persons discharging managerial responsibilities

Transactions by persons discharging managerial responsibilities

Other announcements

Extraordinary information on the acquisition of Energikum Zrt. and ECO-FIRST Kft. 2023.03.10.

Other announcements

Owner’s loan fully prepaid – 03-16-2023

Extraordinary Information

Extraordinary information on the issue of a licence by the Serbian competition authority – 10.03.2023.

Extraordinary general meeting

ALTEO Nyrt. – Extraordinary General Meeting – Proposals – 10.03.2023

Other announcements

Extraordinary information on the submission of applications for competition authority licenses in connection with the mandatory public purchase offer -2023.03.07.

Other announcements

Press release K+F+I

Other announcements

ALTEO has developed and set up its own green financing framework – 2023.03.07.

Extraordinary general meeting

Invitation to the extraordinary general meeting of ALTEO Plc. on April 3, 2023 at 10 a.m. – 2023.03.03.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc. – 2023.02.28.

Annual reports Investor presentations

Investor presentation ALTEO Group 2022 – 2023.02.17.

Treasury shares

Announcement of treasury share allocation to employees – 2023.02.07.

Other announcements

Extraordinary information on the credit transaction fully compliant with the Taxonomy Regulation – 2023.01.31.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc. – 2023.01.31.

Other announcements

ALTEO has made a binding takeover bid – 2023.01.30.

Other announcements

HEPURA granted prior approval for the acquisition of indirect control – 2023.01.30

Other announcements

MEKH has given preliminary approvals – 2023.01.25.

Other announcements

MEKH has given its preliminary approvals for indirect acquisitions of control – 2023.01.13.

Events calendar

ALTEO – corporate events calendar for 2023 – modified on the 17th of January, 2023_2023.01.17.

Transactions by persons discharging managerial responsibilities

Shareholder notification – WAM – 2023.01.02.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc. – 2023.01.02.

Other announcements

Suspension of the mandatory public takeover bid – 2022.12.29.

Other announcements

Mandatory public takeover bid – 2022.12.17.

Transactions by persons discharging managerial responsibilities

Shareholder notifications – WAM – 2022.12.20.

Credit rating

Scope rating review – 2022.12.20.

Events calendar

ALTEO Nyrt. – corporate events calendar 2023 – 2022.12.19.

Articles of Association

Articles of Association of ALTEO Plc. effective from 7 November 2022

Equity researches

ERSTE model refresh – 2022.12.08.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc. – 2022.11.30.

Other announcements

Extraordinary Information_the Green Committee has been established at the Company – 2022.11.24.

Equity researches

Kalliwoda model refresh – 2022.11.22

Equity researches

MKB has refreshed its model – 2022.11.16

Other announcements

Loan agreement WAM – 2022.11.15.

Quarterly Reports

ALTEO Group 2022 Q3 investor presentation 2022.11.14.

Other announcements

Extraordinary communication tax – 2022.11.10.

Other announcements

AutoWallis, ALTEO and Opel collaborate to promote electric cars – 2022.11.09.

ALTEO 2022/2023

Bond issue communication – 2022.11.03.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc. – 2022.11.02.

ALTEO 2022/2023

2024/I bond postponement – 2022.10.17

ALTEO 2022/2023

Bond terms and conditions – 2022.10.10

ALTEO 2022/2023

Basic info memo – 2022.10.10

Other announcements

Extraordinary information in connection with a long-term contract signed by ALTEO Plc. – 2022.10.06.

ALTEO 2022/2023

Bond issuance – reviewed credit rating – 2022.10.04.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc. – 2022.09.30.

Bond

ALTEO – bond issuance intention – 2022.09.14.

Equity researches

Kalliwoda has updated its modell – 2022.09.12

Other announcements

Fe-Group transaction closing – 2022.09.09

Number of voting rights

Information on voting rights and share capital of ALTEO Plc. – 2022.08.31.

Investor presentations

Investor presentation of the H1 2022 of ALTEO Group – 2022.08.29.

Semi-Annual Reports

Management commentary of 2022 H1 report of ALTEO Group – 2022.08.29

Number of voting rights

Information on voting rights and share capital of ALTEO Plc. – 2022.07.31.

Equity researches

MKB has refreshed its model – 2022.08.01

Other announcements

FE-Group acquisition – 2022.07.27

Equity researches

MKB has refreshed its model – 2022.07.22

Other announcements

Edelyn – Solar closing – 2022.07.21

Capital increase

Conversion of ALTEO22 shares – 2022.07.21.

Other announcements

New investment – Edelyn Solar – 2022.07.20.

Új befektetés – Edelyn Solar

Other announcements

Mergers of ALTEO’s subsidiaries – 2022.07.01.

Credit rating

Communication about the rating review of ALTEO bonds – 2022.06.30

Number of voting rights

Information on voting rights and share capital of ALTEO Plc. – 2022.06.30.

ALTEO/2022/II

ALTEO 2022/II – bond payback – 2022.06.07.

Equity researches

Kalliwoda has refreshed its model after Q1 – 2022.05.31

Number of voting rights

Information on voting rights and share capital of ALTEO Plc. – 2022.05.31.

Equity researches

Erste Investment has started tracking ALTEO’s shares – 2022.05.30.

Capital increase

ALTEO ESOP shares creation – 2022.05.19.

Quarterly Reports

ALTEO Group 2022 Q1 investor presentation – 2022.05.16.

Articles of Association

Articles of Association of ALTEO Plc. effective from 21 April 2022 – 2022.05.03.

Dividend

Announcement by ALTEO Plc. on the rules of dividend payment for the year 2021 – 2022.05.02.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc. – 2022.04.30.

Capital increase

Extraordinary communication on the new private placement of the Company’s shares – 2022.04.21.

Annual general meeting

Resolutions of the 2022 Annual General Meeting of ALTEO Nyrt. – 2022.04.20.

Capital increase Corporate governance

Information on the Remuneration Policy for 2024 and for 2025 of the ALTEO Employee Share Ownership Program Organization and the related capital increase – 2022.04.20.

Annual reports

Annual report of ALTEO Nyrt. for the business year 2021 – 2022.04.19.

Annual reports

The Integrated Report of ALTEO Nyrt. for the business year 2021 – 2022.04.19.

Corporate governance

ALTEO Nyrt.’s Remuneration Report for the 2021 fiscal year – 2022.04.19.

Corporate governance

The Corporate Governance Report of ALTEO Nyrt. for the business year 2021 – 2022.04.19.

Number of voting rights

Information on voting rights and share capital of ALTEO Plc. – 2022.03.31.

Other announcements

Kalliwoda Research GmbH has started tracking ALTEO’s shares – 2022.03.28.

Annual general meeting

ALTEO Nyrt. – General Meeting – Proposals – 2022.03.25.

Annual general meeting

Invitation to the annual general meeting of ALTEO Plc. on April 19, 2022 at 10 a.m. – 2022.03.18.

Other announcements

Mergers of ALTEO’s subsidiaries – 2022.03.07.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2022.02.28.

Other announcements

ALTEO receives three stock exchange awards at Best of BSE Awards – 2022.02.23.

Annual reports Investor presentations

ALTEO Group – 2021 Preliminary annual results – 2021.02.28

Treasury shares

Announcement of treasury share allocation to employees – 2022.02.04

Other announcements

ALTEO obtained its first ESG certificate – 2022.02.02

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2022.01.31.

Other announcements

Notification of ALTEO ESOP Organization – 2022.01.26.

Transactions by persons discharging managerial responsibilities

Shareholder notification – employee share ownership program – 2022.01.25.

Transactions by persons discharging managerial responsibilities

Disclosure of ownership (DAYTON-Invest Kft.) – 2022.01.25.

Transactions by persons discharging managerial responsibilities

Disclosure of ownership (WALLIS ASSET MANAGEMENT Zrt.) – 2022.01.25.

Investor presentations

ALTEO – 2022-2026 – revised strategy – 2022.01.17

ALTEO/2022/I

ALTEO 2022/I – bond payback – 2022.01.10.

Other announcements

Extraordinary information in connection with a long-term contract signed by ALTEO Nyrt. – 2022.01.04.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2021.12.31.

Transactions by persons discharging managerial responsibilities

Shareholder notification – 2021.12.22

Events calendar

ALTEO Nyrt. – corporate events calendar 2022 – 2021.12.21.

Other announcements

Press release K+F+I – 2021.12.07.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2021.11.30.

Transactions by persons discharging managerial responsibilities

Transaction by person discharging managerial responsibilities – 2021.11.24.

Investor presentations Quarterly Reports

ALTEO Group 2021 Q1-Q3 investor presentation – 2011.11.15.

Other announcements

Press release about the completion of construction work for the RDI Project of ALTEO – 2021.11.03

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2021.10.31.

Other announcements

Extraordinary information in connection with a contract concluded by consolidated company – 2021.10.21.

Other announcements

ALTE-GO – SHARE NOW cooperation – 2021.10.07.

Transactions by persons discharging managerial responsibilities

Shareholder notification – employee share ownership program – 2021.10.04.

Transactions by persons discharging managerial responsibilities

Shareholder notification – employee share ownership program – 2021.10.01.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2021.09.30.

Transactions by persons discharging managerial responsibilities

Shareholder notification – employee share ownership program – 2021.09.27.

Transactions by persons discharging managerial responsibilities

Shareholder notification – employee share ownership program – 2021.09.13

Transactions by persons discharging managerial responsibilities

Shareholder notification – employee share ownership program – 2021.09.09-10

Investor presentations

Investor presentation of the H1 2021 of ALTEO Group – 2021.08.30.

Semi-Annual Reports

Management commentary of 2021 H1 report of ALTEO Group – 2021.08.30

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2021.08.31.

Transactions by persons discharging managerial responsibilities

Shareholder notification – employee share ownership program – 2021.08.27.

Transactions by persons discharging managerial responsibilities

Shareholder notification – employee share ownership program – 2021.08.16

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2021.08.02.

Equity researches

ALTEO – quarterly update – 2021.08.31

Credit rating

Communication about the rating review of ALTEO bonds – 2021.07.29

Transactions by persons discharging managerial responsibilities

Shareholder notification – employee share ownership program – 2021.07.26

Transactions by persons discharging managerial responsibilities

Notification of transaction by discharging managerial responsibilities – 2021.07.12

Other announcements

Cooperation agreement – 2021.07.07

Transactions by persons discharging managerial responsibilities

Disclosure of ownership (WALLIS ASSET MANAGEMENT Zrt.) – 2021.07.05.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2021.06.30.

Other announcements

Press release – battery – 2021.06.10.

Other announcements

Completion of the sale of subsidiary not consolidated in ALTEO Group – 2021.05.31

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2021.05.31.

Other announcements

Communication about personal changes in executive management – 2012.05.31

Other announcements

Information on the change of the registered seat and the foreign language name of the company – 2021.05.27.

Equity researches

ALTEO – quarterly update – 2021.05.18

Quarterly Reports

ALTEO Group 2021 Q1 investor presentation – 2021.05.17.

Annual reports

ALTEO Nyrt. Integrated Report 2020 – 2021.05.06.

Dividend

Announcement by ALTEO Nyrt. on the rules of dividend payment for the year 2020

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2021.04.30.

Transactions by persons discharging managerial responsibilities

Transactions by persons discharging managerial responsibilities – 2021.04.26

Annual general meeting

Resolutions of the Board of Directors of ALTEO Nyrt. adopted within the competence of the General Meeting – 2021.04.19

Annual reports

Annual report of ALTEO Nyrt. for the business year 2020 – 2021.04.19.

Corporate governance

Communication on remuneration policy established for the directors of ALTEO Nyrt. – 2021.04.19.

Corporate governance

The Corporate Governance Report of ALTEO Nyrt. for the business year 2020 – 2021.04.19.

Treasury shares

ALTEO_transaction_treasury_shares_2021_04_13

Other announcements

Renewed investor sub-page on ALTEO website – 2021.04.01.

Treasury shares

Treasury share transaction between ALTEO MRP Organization and ALTEO – 31.03.2021

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2021.03.31.

Treasury shares

ALTEO – ESOP shares – repurchase offer – 2021.03.29.

Annual general meeting

ALTEO Nyrt. – General Meeting – Proposals – 2021.03.26

Annual general meeting

General Meeting – invitation – 2021.03.19

Other announcements

Sale of subsidiary not consolidated in ALTEO Group – 2021.03.03

Equity researches

ALTEO quarterly update – 2021.03.03

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2021.03.01.

Annual reports Investor presentations

ALTEO Group – 2020 Preliminary annual results – 2021.03.01

Treasury shares

Announcement of treasury share allocation to employees – 2021.02.01.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2021.02.01.

Equity researches

ALTEO flash note – 2021.02.01

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2020.12.31.

Other announcements

Extraordinary information in connection with a contract concluded by consolidated company – 2020.12.21.

Corporate governance

Communication on remuneration policy for 2020 of the Employee Share Ownership Program set up by ALTEO – 2020.12.21

Treasury shares

Announcement of treasury share transaction – 2020.12.16.

Events calendar

ALTEO Nyrt. – corporate events calendar 2021 – 2020.12.15.

Other announcements

Announcement of the reconstruction of Gibárt Hydropower Plant – 2020.12.15.

ALTEO/2031

Xbond languages – 2020.12.09

ALTEO/2031

Info memo of ALTEO NKP/2031 for the registration of XBond platform – 12.08.2020

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2020.11.30.

Other announcements

Decision of acknowldgement of HUESPA regarding the acquisition of Pannon Szélerőmű Kft. – 2020.11.27

ALTEO/2031 Investor presentations Quarterly Reports

ALTEO Group 2020 Q3 investor presentation- 2020.11.16.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2020.10.31.

Other announcements

Communication of liquidation of a subsidiary – 2020.10.28.

Other announcements

Announcment on launching a new division – 20.10.2020

Other announcements

Closing the acquisition of the 100% share capital of Pannon Szélerőmű Kft. – 2020.10.15.

Equity researches

ALTEO flash note – 2020.10.09

ALTEO/2031

NKP bond auction results – 10.06.2020

Other announcements

Communication of ALTEO Nyrt on the registration of the merger of its subsidiaries in the company register – 2020.10.01.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2020.09.30.

ALTEO/2020/I

Communication on bond payback – 09.30.2020

ALTEO/2031

Information memorandum on bond issuance – 09.28.2020

Other announcements

ALTEO – Scheduling services – 22.09.2020

Treasury shares

Announcement of treasury share transaction – 2020.09.21.

Investor presentations

Investor Presentation on the bond issue by ALTEO planned under the BGS. – 2020.09.10.

Equity researches

ALTEO quarterly update – 2020.09.02

Semi-Annual Reports

Investor presentation of the H1 2020 (not audited financial results) – 2020.08.31.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2020.08.31.

Investor presentations Semi-Annual Reports

Investor presentation of the H1 2020 (not audited financial results) – 2020.08.31.

Credit rating

ALTEO – Bonds to be issued – rating – 08.26.2020

ALTEO/2031

ALTEO – intention of NKP bond issuance – 08.19.2020

Other announcements

Extraordinary announcement on signing of share purchase agreement for the acquisition of the 100% share capital of Pannon Szélerőmű Kft. – 2020.08.18.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2020.07.31.

Credit rating

Communication about the rating review of ALTEO bonds – 29.07.2020

Transactions by persons discharging managerial responsibilities

Notification of transaction by discharging managerial responsibiliites – 2020.07.21.

Other announcements

Communication about changes in the position of executive officers – 08.07.2020

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2020.06.30.

Other announcements

Mergers of ALTEO’s susidiaries – 2020.06.26.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2020.06.02.

Articles of Association

ALTEO – articles of association effective from 21 May 2020 – 2020.05.25.

Transactions by persons discharging managerial responsibilities

Notification of transaction by discharging managerial responsibiliites – 2020.05.21.

Equity researches

ALTEO quarterly update – 2020.05.19

Investor presentations Quarterly Reports

ALTEO 2020 Q1 investor presentation – 2020.05.18.

Annual reports

ALTEO Group Integrated Report 2019 – 2020.05.13.

Equity researches

ALTEO flash note – 2020.05.05

Other announcements

Press release – first phase of a HUF 2 billion investment program – ALTEO Plc. – 2020.05.04.

Corporate governance

The Corporate Governance Report of ALTEO Nyrt. – 2020.04.30.

Annual general meeting

Resolutions of the Board of Directors of ALTEO Nyrt. adopted within the competence of the General Meeting – 2020.04.30.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. 2020.04.30.

Annual general meeting

Notice of Annual Ordinary General Meeting from ALTEO Nyrt. – 22.04.2020

Annual general meeting

General Meeting modification 30.04 – 2020.03.31.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. 2020.03.31

Annual general meeting

ALTEO Nyrt. – General Meeting – Proposals – 2020.03.26

Other announcements

Pandemic communication – 2020.03.26.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2020.02.29.

Annual reports Investor presentations

ALTEO 2019Q4 investor presentation – 2020.02.17

Equity researches

ALTEO Quarterly Analysis – 2020.02.18.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2020.01.31.

Treasury shares

Announcement of treasury share allocation to employees – 2020.01.31

ALTEO/2020/I

Communication on order to buy ALTEO 2020/I – 2020.01.28.

NKP/2029

Communication regarding relevant information on the market making agreement for the bond ALTEO NKP/2029 – 2020.01.23.

Equity researches

ALTEO Researcher’s Commentary – 2020.01.15.

Other announcements

Extraordinary information about a high value contract signed by ALTEO Nyrt. – 2020.01.13.

Other announcements

Extraordinary information about cancellation of bill of exchange – 2020.01.10.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2020.01.02.

NKP/2029

NKP prospectus and announcement – ALTEO NKP/2029 – 2019.12.31

Other announcements

Communication of ALTEO Nyrt on the registration of the merger of district heating subsidiaries in the company register – 2019.12.20.

Events calendar

ALTEO Nyrt. – corporate events calendar 2020 – 2019.12.20.

Equity researches

ALTEO Researcher’s Commentary – 2019.12.17.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2019.12.02.

Equity researches

ALTEO Researcher’s Commentary – 2019.11.26.

Investor presentations

Corporate strategic presentation – ALTEO 2020-2024 – 2019.11.25.

ALTEO/2022/II

Announcement – 18.11.2019

Equity researches

ALTEO Quarterly Analysis – 2019.11.12

Investor presentations Quarterly Reports

ALTEO 2019Q3 investor presentation – 2019.11.11.

Other announcements

ALTEO – loan pay-back – 2019.11.08.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2019.10.31.

Equity researches

ALTEO Researcher’s Commentary – 2019.10.28.

NKP/2029

NKP bond auction results – 24.10.2019

Equity researches

ALTEO Researcher’s Commentary – 2019.10.18.

NKP/2029

Information memorandum on bond issuance – ALTEO NKP/2029 – 16.10.2019

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2019.10.01.

Other announcements

Extraordinary information about a high value contract signed by ALTEO – 2019.09.24.

NKP/2029

Summary of the Q&A emerged on meetings with investors affecting all participants regarding the MNB’s Bond Funding for Growth Scheme. – 2019.09.24.

Equity researches

ALTEO Researcher’s Commentary – 2019.09.11.

Other announcements

Extraordinary information about a high value contract signed by ALTEO – 2019.09.10.

Equity researches

ALTEO Quarterly Analysis – 2019.09.04.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2019.09.02.

NKP/2029

ALTEO Participation in the Bond Funding for Growth Scheme – 2019.09.02.

Investor presentations Semi-Annual Reports

Investor presentation of the H1 2019 (not audited financial results) – 2019.09.02.

Other announcements

Extraordinary information about change in the executive officers – 2019.08.26.

Other announcements

Extraordinary information about change in the executive officers – 2019.08.13.

Credit rating

Extraordinary information about credit rating – 2019.08.07.

Other announcements

Press release on the reconstrucion of the Gibárt Hydropower Plant of ALTEO issued on August 1, 2019 – 2019.08.01.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2019.07.31.

Equity researches

ALTEO Researcher’s Commentary – 2019.07.30

Other announcements

Press release_Two new self-implemented solar parks commence operation at ALTEO – 2019.07.30.

ALTEO 2019/I Uncategorized

Information on expiry of bond „ALTEO 2019/I” – 2019.07.18.

Other announcements

Extraordinary announcement about the company involved in consolidation – 03.07.2019

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2019.07.01.

Equity researches

ALTEO Researcher’s Commentary – 2019.06.27

Other announcements

New investment in the waste management division – 25.06.19.

Transactions by persons discharging managerial responsibilities

Communication of change in ALTEO treasury shares – 12.06.2019

Annual reports

ALTEO – integrated report 2018 – 2019.06.11.

ALTEO/2022/II

Communication of ALTEO 2022/II bond issue – 07.06.2019

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2019.05.31.

ALTEO/2022/II

ALTEO 2022/II – bond prospectus – 29.05.2019

Other announcements

Announcement of bill of exchange issuance – 2019.05.29.

Other announcements

Closing the acquisition of the 100% share capital of Euro Green Energy Kft. – 2019.05.28.

Transactions by persons discharging managerial responsibilities

Notification of transaction by discharging managerial responsibiliites – 2019.05.16.

Dividend

Divident payment – 2019.05.15.

Equity researches

ALTEO Quarterly Analysis – 2019.05.14.

ALTEO/2022/II

Announcement on the disclosure of insider information – 10.05.2019.

Investor presentations Quarterly Reports

Investor Presentation – ALTEO Group 2019 1st Quarter – 2019.05.10.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 2019.04.30.

Equity researches

ALTEO Model Up-date – 2019.04.08.

Other announcements

Extraordinary announcement on signing of share purchase agreement for the acquisition of the 100% share capital of Euro Green Energy – 04.05.2019.

Capital increase

Announcement on listing of new shares – 04.04.2019.

Number of voting rights

Information on voting rights and share capital of ALTEO Nyrt. – 03.31.2019.

Transactions by persons discharging managerial responsibilities

Ownership announcement: WALLIS ASSET MANAGEMENT Zrt. – 03.28.2019.

Transactions by persons discharging managerial responsibilities

Ownership announcement: DAYTON-Invest Kft. – 03.28.2019.

Capital increase

Private placement of new share issuance – 25.03.2019.

Treasury shares

Announcement of treasury share transaction – 03.14.2019

Capital increase

Announcement of new share issuance – 13.03.2019

Equity researches

ALTEO Researcher’s Commentary – 2019.03.13

Events calendar

ALTEO Nyrt. – corporate events calendar 2019 – 13.03.2019

Treasury shares

Announcement of treasury share transaction – 03.12.2019

Treasury shares

Announcement of treasury share transaction – 03.11.2019

Treasury shares

Announcement of treasury share transaction – 2019.03.08

Equity researches

ALTEO Quarterly Analysis – 2019.03.01

Annual reports Investor presentations

Investor presentation of the annual 2018 not audited results – 2019.02.28.

Events calendar

ALTEO Nyrt. – corporate events calendar 2019 – 18.02.2019

Equity researches

MKB Research – 2019.01.30

Other announcements

Extraordinary information in connection with a contract concluded by consolidated company – 2019.01.17.

Other announcements

Extraordinary information about new division – 2019.01.10.

Events calendar

ALTEO Nyrt. – corporate events calendar 2019 – 2018.12.21.

Treasury shares

Extraordinary information on the extension of buyback programme – 2018.11.28.

Other announcements

Extraordinary information on own investments – 2018.11.28.

Investor presentations Quarterly Reports

Investor presentation of the Q3 2018 interim results – 2018.11.19.

Other announcements

Extraordinary information in connection with consolidated company – 2018.11.19.

Other announcements

Extraordinary information about the decision No. H-PJ-III-B-66/2018. of MNB – 2018.11.07.

Annual reports

Annual report of ALTEO Nyrt. for the business year 2018 – 20.04.2019

Annual reports Investor presentations

Introductionary Presentation – 2017 – 2018.02.28

Equity researches

MKB Research – 2018.02.02