Transaction in Own Shares

Rhea-AI Summary

Endeavour Mining (EDVMF) announced a purchase and cancellation of 25,000 ordinary shares on 12 January 2026 at a volume weighted average price of 3,910.89 GBp per share. After cancellation, the company reports 241,216,005 ordinary shares in issue and total voting rights of 241,216,005. The buyback transaction was executed by Stifel Nicolaus Europe Limited on the TSX and forms part of the company’s buy-back programme announced on 20 March 2025. Reported exchange reference: CAD 73.0124, GBP:CAD 1.8669.

ENDEAVOUR ANNOUNCES TRANSACTION IN OWN SHARES

London, 13 January 2026 – Endeavour Mining plc (LSE:EDV, TSX:EDV) (“the Company”) announces it has purchased the following number of its ordinary shares of USD 0.01 each from Stifel Nicolaus Europe Limited.

Aggregated information

Dates of purchase:	12 January 2026
Aggregate number of ordinary shares of USD 0.01 each purchased:	25,000
Lowest price paid per share (GBp):	3,910.89
Highest price paid per share (GBp):	3,910.89
Volume weighted average price paid per share (GBp):	3,910.89

Following the cancellation of the repurchased shares, the Company will have no ordinary shares in treasury and 241,216,005 ordinary shares in issue. Therefore the total voting rights in the Company will be 241,216,005. This figure for the total number of voting rights may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, the Company under the FCA’s Disclosure Guidance and Transparency Rules.

These share purchases form part of the Company’s buy-back programme announced on 20 March 2025.

Transaction details

In accordance with Article 5(1)(b) of Regulation (EU) No 596/2014 (the Market Abuse Regulation), the table below contains detailed information of the individual trades made by Stifel Nicolaus Europe Limited as part of the buyback programme.

Schedule of purchases

Shares purchased: Endeavour Mining plc (ISIN: GB00BL6K5J42)

Dates of purchases: 12 January 2026

Investment firm: Stifel Nicolaus Europe Limited

Individual transactions

Transaction date and time	Volume	Price (GBp)	Trading Venue
12 Jan 2026, 07:51 AM	25,000	3,910.89	TSX*

*CAD 73.0124, assumed GBP:CAD 1.8669

CONTACT INFORMATION

For Investor Relations Enquiries:	For Media Enquiries:
Jack Garman	Brunswick Group LLP in London
Vice President of Investor Relations	Carole Cable, Partner
+44 203 011 2723	+ 44 207 404 5959
investor@endeavourmining.com	ccable@brunswickgroup.com

ABOUT ENDEAVOUR MINING PLC

Endeavour Mining is one of the world’s senior gold producers and the largest in West Africa, with operating assets across Senegal, Cote d’Ivoire and Burkina Faso and a strong portfolio of advanced development projects and exploration assets in the highly prospective Birimian Greenstone Belt across West Africa.

A member of the World Gold Council, Endeavour is committed to the principles of responsible mining and delivering sustainable value to its employees, stakeholders and the communities where it operates. Endeavour is admitted to listing and to trading on the London Stock Exchange and the Toronto Stock Exchange, under the symbol EDV.

For more information, please visit www.endeavourmining.com.

CAUTIONARY NOTE REGARDING FORWARD-LOOKING INFORMATION

This news release contains "forward-looking statements" within the meaning of applicable securities laws.  All statements, other than statements of historical fact, are "forward-looking statements". Generally, these forward-looking statements can be identified by the use of forward-looking terminology such as "expects", "expected", "budgeted", "forecasts", and "anticipates".

Forward-looking statements, while based on management's best estimates and assumptions, are subject to risks and uncertainties that may cause actual results to be materially different from those expressed or implied by such forward-looking statements, including but not limited to: risks related to the successful integration of acquisitions; risks related to international operations; risks related to general economic conditions and credit availability, actual results of current exploration activities, unanticipated reclamation expenses; changes in project parameters as plans continue to be refined; fluctuations in prices of metals including gold; fluctuations in foreign currency exchange rates, increases in market prices of mining consumables, possible variations in ore reserves, grade or recovery rates; failure of plant, equipment or processes to operate as anticipated; accidents, labour disputes, title disputes, claims and limitations on insurance coverage and other risks of the mining industry; delays in the completion of development or construction activities, changes in national and local government regulation of mining operations, tax rules and regulations, and political and economic developments in countries in which Endeavour operates. Although Endeavour has attempted to identify important factors that could cause actual results to differ materially from those contained in forward-looking statements, there may be other factors that cause results not to be as anticipated, estimated or intended. There can be no assurance that such statements will prove to be accurate, as actual results and future events could differ materially from those anticipated in such statements. Accordingly, readers should not place undue reliance on forward-looking statements. Please refer to Endeavour's most recent Annual Information Form filed under its profile at www.sedarplus.ca for further information respecting the risks affecting Endeavour and its business.

Attachment

• Transaction in own shares

FAQ

What shares did Endeavour Mining (EDVMF) repurchase on 12 January 2026?

The company repurchased 25,000 ordinary shares on 12 January 2026 executed by Stifel Nicolaus Europe Limited.

At what price did Endeavour Mining (EDVMF) buy back shares on 12 January 2026?

The lowest, highest and volume weighted average price paid were all 3,910.89 GBp per share.

How many Endeavour Mining (EDVMF) shares are in issue after the cancellation on 13 January 2026?

After cancellation the company has 241,216,005 ordinary shares in issue and equal total voting rights.

Which broker executed the EDVMF buyback trade on 12 January 2026 and where was it traded?

Stifel Nicolaus Europe Limited executed the trade, reported as executed on the TSX on 12 January 2026 at 07:51 AM.

Is the 12 January 2026 purchase part of a wider Endeavour Mining (EDVMF) programme?

Yes, the purchases form part of the company’s buy-back programme announced on 20 March 2025.

How should shareholders use the updated voting rights figure for EDVMF?

Shareholders can use the figure 241,216,005 as the denominator to determine notification requirements under the FCA Disclosure Guidance and Transparency Rules.