Leclanché SA

announces extension of the publication deadline for the 2023 annual report and releases its unaudited 2023 key figures. - Seite 2

The Company recorded an unaudited net loss of CHF (67.5) million for the year, which is a substantial improvement from the CHF (85.6) million loss in 2022. This improvement was primarily due to reduced operating and financing costs.

The balance sheet remained stable as of December 31, 2023, with total assets increasing to CHF 108.5 million from CHF 90.8 million in 2022. This financial stability is a testament to the careful and strategic planning.

The Company's ongoing commitment to growth and innovation continues to propel its success and lay the groundwork for future opportunities. The board remains optimistic about the Company's ability to generate value for its shareholders and drive sustainable growth.

In its decision of April 29, 2023, SIX Exchange Regulation AG requested Leclanché to insert the below excerpt in this ad hoc announcement:

I. The exemption request of Leclanché (Issuer) dated 26 April 2024 regarding an extension of

the deadline to publish its 2023 annual report and to file such report with SIX Exchange

Regulation AG until 31 May 2024 at the latest is granted with the following reservation (lit.

a) and under the following conditions (lit. b):

a. SIX Exchange Regulation AG reserves the right to suspend trading of the registered

shares of the Issuer in case its 2023 annual report is not published in accordance with

the provisions on ad hoc publicity (Art. 53 of the Listing Rules [LR] in connection with

the Directive on Ad hoc Publicity [DAH]) and not filed with SIX Exchange Regulation

AG until Friday, 31 May 2024, 11.59 pm CET, at the latest.

b. Leclanché is required to publish a notice in accordance with the provisions on ad hoc

publicity (Art. 53 LR in connection with the DAH) concerning this decision until

Tuesday, 30 April 2024, 7.30 am CET, at the latest. The notice must contain:

• the unaltered reproduction of the wording of para. I. of this decision, placed in a

prominent position;

• the reasons for the application of the Issuer requesting an extension of the

deadline to publish its 2023 annual report and to file such report with SIX