MASTERPLAST Nyilvánosan Működő Részvénytársaság

Director's Dealing • Oct 13, 2025

NOTIFICATION AND PUBLIC DISCLOSURE OF TRANSACTIONS BY PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES AND PERSONS CLOSELY ASSOCIATED WITH THEM IN ACCORDANCE WITH THE REQUIREMENTS OF THE REGULATION (EU) NO 596/2014 OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL

1.	Details of the person discharging managerial responsibilities/person closely associated
a)	Name	Zoltán Bodnár
2.	Reason for the notification
a)	Position/status	the European Parliament and of the Council, Zoltán Bodnár Plc.	According to Article 3(1)(25) of Regulation (EU) No 596/2014 of is considered a person discharging managerial responsibilities in ALTEO Plc., the Issuer, because he is the Deputy CEO of ALTEO
b)	Initial notification/ Amendment	Initial notification
3.	Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)	Name	ALTEO Energy Services Public Limited Company (ALTEO Plc.)
b)	LEI	529900PHL3J3ZRBC2J44
4.	Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)	Description of the financial instrument, type of instrument Identification code	ALTEO ordinary shares ISIN: HU0000155726
b)	Nature of the transaction	Selling The transaction is not linked to share option programs or any of the specific examples mentioned in Article 19(7) of Regulation (EU) No 596/2014 of the European Parliament and of the Council.
c)	Price(s) and volume(s)	Prices at 9th of October 2025 4,960 HUF/share 4,990 HUF/share	at 9th of October 2025 Volumes 100 pieces of shares 250 pieces of shares
		Prices at 10th of October 2025 5,060 HUF/share	at 10th of October 2025 Volumes 250 pieces of shares
		5,117 HUF/share	500 pieces of shares

d)	Aggregated information — Aggregated volume — Price	at 9th of October 2025 Price(s) Volume(s) 4,981 HUF/share 350 pieces of shares at 10th of October 2025 Price(s) Volume(s) 5,098 HUF/share 750 pieces of shares
e)	Date of the transaction	09.10.2025 15:23 09.10.2025 15:34 10.10.2025 12:26 10.10.2025 16:58
f)	Place of the transaction	Budapest Stock Exchange
g)	Other information related to the transaction:	-

Budapest, 13 October, 2025

ALTEO Plc.

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