Transaction in Own Shares

ENDEAVOUR ANNOUNCES TRANSACTION IN OWN SHARES

London, 3 December 2021 – 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:	2 December 2021
Aggregate number of ordinary shares of USD 0.01 each purchased:	122,000
Lowest price paid per share (GBp):	1701.06130
Highest price paid per share (GBp):	1701.06130
Volume weighted average price paid per share (GBp):	1701.06130

Following the cancellation of the repurchased shares, the Company will have no ordinary shares in treasury and 248,613,422 ordinary shares in issue. Therefore the total voting rights in the Company will be 248,613,422. 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 15 June 2021.

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: 2 December 2021

Investment firm: Stifel Nicolaus Europe Limited

Individual transactions

Transaction date and time	Volume	Price (GBp)	Trading Venue
02 December 2021, 07:15	122,000	1,701.06130	LSE

CONTACT INFORMATION

Endeavour Mining Martino De Ciccio Vice President - Strategy & Investor Relations [phone] [e-mail]

Brunswick Group LLP in London