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Endeavour Silver Announces Removal of Blockade at its Terronera Mine

Mine Development & Operations

Endeavour Silver Announces Removal of Blockade at its Terronera Mine

VANCOUVER, British Columbia, August 23, 2026 -- Endeavour Silver Corp. (“Endeavour” or the

“Company”) (NYSE: EXK; TSX: EDR) reports that the blockade at its Terronera Mine in Mexico has

been removed and operations will resume on August 24, 2026.

The Company continues to work with the Ejido community to support stable, long-term operations.

About Endeavour Silver – Endeavour is a mid-tier silver producer with three operating mines in Mexico

and Peru and a robust pipeline of exploration projects across Mexico, Chile, and the United States. With

a proven track record of discovery, development, and responsible mining, Endeavour is driving organic

growth and creating lasting value on its path to becoming a leading senior silver producer.

Contact Information

Allison Pettit

Vice President, Investor Relations

Email: [email protected]

Website: www.edrsilver.com

Cautionary Note Regarding Forward-Looking Statements

This news release contains “forward-looking statements” within the meaning of the United States private

securities litigation reform act of 1995 and “forward-looking information” within the meaning of applicable

Canadian securities legislation. Such forward-looking statements and information herein include but are

not limited to statements regarding ongoing engagement with the Ejido community and areas of focus;

the resumption of operations at Terronera and related timing; Endeavour’s ability to drive organic growth

and create lasting value, and the timing and results of various activities. The Company does not intend

to and does not assume any obligation to update such forward-looking statements or information, other

than as required by applicable law.

Forward-looking statements or information involve known and unknown risks, uncertainties and other

factors that may cause the actual results, level of activity, production levels, performance or

achievements of Endeavour and its operations to be materially different from those expressed or implied

by such statements. Such factors include but are not limited to community relations; unexpected

changes in production and costs guidance; the ongoing effects of inflation and supply chain issues on

mine economics; fluctuations in the prices of silver and gold; fluctuations in the currency markets

(particularly the Mexican peso, Peruvian s ol, Canadian dollar, Chilean peso, and U.S. dollar);

fluctuations in interest rates; effects of inflation; changes in national and local governments, legislation,

taxation, controls, regulations and political or economic developments in Canada, Peru and Me xico;

operating or technical difficulties in mineral exploration, development and mining activities; risks and

hazards of mineral exploration, development and mining (including, but not limited to, environmental

hazards, industrial accidents, unusual or un expected geological conditions, pressures, cave -ins and

flooding); inadequate insurance, or inability to obtain insurance; availability of and costs associated with

mining inputs and labour; the speculative nature of mineral exploration and development; diminishing

quantities or grades of mineral reserves as properties are mined; risks in obtaining necessary licenses

and permits; and challenges to the Company’s title to properties; as well as those factors described in

the section “risk factors” contained in the Company’s most recent form 40F/Annual Information Form

filed with the S.E.C. and Canadian securities regulatory authorities.

Forward-looking statements are based on assumptions management believes to be reasonable,

including but not limited to: the continued operation of the Company’s mining operations, no material

adverse change in the market price of commodities, forecasted mine economics, mining operations will

operate and the mining products will be completed in accordance with management’s expectations and

achieve their stated production outcomes, and such other assumptions and factors as set out herein.

Although the Company has attempted to identify important factors that could cause actual results to

differ materially from those contained in forward-looking statements or information, there may be other

factors that cause results to be materially different from those anticipated, described, estimated,

assessed or intended. There can be no assurance that any forward -looking statements or info rmation

will prove to be accurate as actual results and future events could differ materially from those anticipated

in such statements or information. Accordingly, readers should not place undue reliance on forward -

looking statements or information.