Clariant acknowledges the agreement between Wendel SE and Henkel on the acquisition of Stahl

AD HOC ANNOUNCEMENT PURSUANT TO ART. 53 LR

MUTTENZ, 4 FEBRUARY 2026 – Clariant, a sustainability-focused specialty chemical company, acknowledges the agreement between Stahl Group’s majority and controlling owner Wendel SE and Henkel as disclosed today. The existing shareholder agreement includes a contractual obligation for Clariant as minority shareholder to participate in the transaction following the notification from Wendel SE (Drag-Along-Right). 

Clariant holds a minority stake of 14.6 % in Stahl Group with a book value of CHF ~ 180 m. Based on the currently disclosed details and expected time of closing, Clariant’s participation in a completed transaction would result in cash proceeds of CHF ~ 230 m pre-tax.