EQS — News: Conversion to registered shares with a new ISIN DE000A41YHG1 is proceeding as planned — temporary discrepancies in portfolio displays are possible

EQS-News: Alzchem Group AG / Key word(s): Miscellaneous Conversion to registered shares with a new ISIN DE000A41YHG1 is proceeding as planned — temporary discrepancies in portfolio displays are possible 18.09.2026 / 13:17 CET/CEST The issuer is solely responsible for the content of this announcement. ══════════════════════════════════════════════════════════════════════════ Alzchem Group AG: Conversion to registered shares with a new ISIN DE000A41YHG1 is proceeding as planned — temporary discrepancies in portfolio displays are possible Trostberg, September 18, 2026 — Alzchem Group AG, a globally active specialty chemicals company, is currently implementing the conversion from bearer shares to registered shares, as resolved by the Annual General Meeting on May 5, 2026. The associated technical processes are proceeding as planned. In particular, the shares can already be traded under the new ISIN. However, the adjustment of individual shareholders’ securities account balances will occur on a staggered basis; it is expected to be completed by September 21, 2026. During this phase, individual securities accounts may temporarily still display the previous (bearer) share position or even