The change in the number of shares and votes is a result of 642,149 new shares issued in November upon exercise of stock options/warrants within the frame of incentive programs.

For further information, please contact
Mia Nordlander
Head of Investor Relations & Sustainability
Mobile: +46 73 511 53 95
E-mail: mia.nordlander@sinch.com 

About Sinch

Sinch is pioneering the way the world communicates. More than 190,000 businesses - including many of the world's largest tech companies - rely on Sinch's Customer Communications Cloud to improve customer experience through mobile messaging, voice and email. Sinch has been profitable and fast-growing since it was founded in 2008. It is headquartered in Stockholm, Sweden, with shares traded at NASDAQ Stockholm: XSTO:SINCH. Learn more at sinch.com.

This information is information that Sinch AB (publ) is obliged to make public pursuant to the Financial Instruments Trading Act (1991:980). The information was submitted for publication, through the agency of the contact person set out above, at 15:00 CET on 28 November 2025.