Ad hoc announcement pursuant to Art. 53 LR
YVERDON-LES-BAINS, Switzerland, 16th of October, 2026 - Leclanché SA, ("Leclanché" or the "Company"), one of the world's leading energy storage companies, announces that it has received a decision from the Issuers Committee of SIX Exchange Regulation AG regarding the Company's listing on SIX Swiss Exchange.
In its decision dated 15 October 2026, the Issuers Committee resolved to delist all registered shares of Leclanché pursuant to Art. 58 para. 1 no. 4 of the Listing Rules (LR).
The decision further provides for the continuation of the suspension of trading in the Company's shares pursuant to Art. 57 LR until the announcement of the definitive delisting. Following the announcement of the definitive delisting, trading will resume and a period of three months will take place between the announcement of the definitive delisting and the last trading day on SIX Swiss Exchange.
Pursuant to Art. 62 LR, the Company may file an appeal against the decision of the Issuers Committee to the Appeals Board within 20 trading days of the issue of the decision.
The Company continues to pursue short-term funding solutions to support the Group's going-concern requirements and is in active discussions with customers that have indicated a willingness to provide further support, as well as with strategic partners and potential investors.
The Company's customer order book remains strong and has grown in recent months. While Leclanché maintains a positive long-term outlook, it continues to face significant short-term financing, cash and production-capacity constraints. The Company is working closely with partners to address its funding needs.
# # #
About Leclanché
Leclanché is a world leading provider of low-carbon footprint energy storage solutions based on lithium-ion cell technology. Established in 1909 in Yverdon-les-Bains, Switzerland, Leclanché's history and heritage is rooted in battery and energy storage innovation. The company's Swiss culture for precision and quality, together with its production facilities in Germany, make Leclanché the partner of choice for companies seeking the very best in battery performance and who are pioneering positive changes in how energy is produced, distributed and consumed around the world. Leclanché is organised into three business units: energy storage solutions, e-Mobility solutions and specialty battery systems. The company currently employs over 350 people with representative offices in eight countries around the world. Leclanché is listed on the Swiss Stock Exchange (SIX: LECN).
SIX Swiss Exchange : ticker symbol LECN | ISIN CH 011 030 311 9
Disclaimer
This press release contains certain forward-looking statements relating to Leclanché's business, which can be identified by terminology such as "strategic", "proposes", "to introduce", "will", "planned", "expected", "commitment", "expects", "set", "preparing", "plans", "estimates", "aims", "would", "potential", "awaiting", "estimated", "proposal", or similar expressions, or by expressed or implied discussions regarding the ramp up of Leclanché's production capacity, potential applications for existing products, or regarding potential future revenues from any such products, or potential future sales or earnings of Leclanché or any of its business units. You should not place undue reliance on these statements. Such forward-looking statements reflect the current views of Leclanché regarding future events, and involve known and unknown risks, uncertainties and other factors that may cause actual results to be materially different from any future results, performance or achievements expressed or implied by such statements. There can be no guarantee that Leclanché's products will achieve any particular revenue levels. Nor can there be any guarantee that Leclanché, or any of the business units, will achieve any particular financial results.
Media contacts:
Switzerland / Europe:
E-Mail: communication@leclanche.com
Germany:
Christoph Miller
T: +49 (0) 711 947 670
E-Mail: leclanche@sympra.de
Investor contacts:
Pierre Blanc
T: +41 (0) 24 424 65 00
E-Mail: invest.leclanche@leclanche.com