Metlen Energy & Metals PlcLSE: MTLN

Transaction in Own Shares - Replacement

· Issued by Metlen Energy & Metals Plc

10 August 2026

METLEN Energy & Metals PLC

(the "Company")

Transaction in own shares

Correction to the Total voting rights figure.

The Company announces that, in accordance with the terms of its share buyback programme  announced on 23 June 2026, during the period from 3 August 2026 to 7 August 2026 (inclusive) (the "Disclosure Period"), it purchased the following number of its ordinary shares of €1.00 each through Piraeus Securities S.A.:

Date within Disclosure Period

Trading Venue

Aggregate number of ordinary shares repurchased

Lowest price paid (per ordinary share, in euro)

Highest price paid (per ordinary share, in euro)

Volume-weighted average price (per ordinary share, in euro)

3 August 2026

Euronext Athens

25.000

46,26

46,94

46,7610

4 August 2026

Euronext Athens

15.000

46,96

46,98

46,9799

5 August 2026

Euronext Athens

0

-

-

-

6 August 2026

Euronext Athens

30.000

48,46

48,46

48,4600

7 August 2026

Euronext Athens

30.000

48,32

48,32

48,3200

These shares will be held in Treasury.

Following these purchases and the disposal of 7,611 treasury shares to a beneficiary, at no consideration, on the vesting of awards granted to them under the Company's long-term incentive plan, the Company's share capital comprises:

Total issued share capital: 143.426.244

Shares held in treasury (with no voting rights): 675,224

Total voting rights: 142,721,020

For reporting purposes under the FCA's Disclosure Guidance and Transparency Rules the market should exclude any shares held in treasury and should use the figure of 142.721.020 as the denominator for the calculations when determining if they are required to notify their interest in. or a change to their interest in the Company.

LEI - 213800ZSR3HVKMMPVG86

For further information. please contact:

Investor Relations

Tel. +30 210-6877300 | Fax +30 210-6877400 | E-mail: ir@metlen.com

Press Office

Tel. +30 210-6877346 | Fax +30 210-6877400 | E-mail: communications@metlen.com