Business
Ipsos: Disclosure of trading in own shares under a share buyback programme (25 to 29 May 2026)
02 June 2026 Disclosure of trading in own shares under a share buyback program Period: From 25 to 29 May 2026 Issuer’s registered name: Ipsos Issuer’s Identification code: 9695002OY2X35E9X8W87 Financial instrument reference: Ordinary shares – ISIN code FR0000073298 Reporting of transactions in aggregated form (per day and per trading venue) Issuer nameIssuer CodeTransaction dateISIN CodeDaily total volume (in number of shares)Daily weighted average price of shares acquiredPlatform ISIN code (ISO

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02 June 2026 Disclosure of trading in own shares under a share buyback program Period: From 25 to 29 May 2026 Issuer’s registered name: Ipsos Issuer’s Identification code: 9695002OY2X35E9X8W87 Financial instrument reference: Ordinary shares – ISIN code FR0000073298 Reporting of transactions in aggregated form (per day and per trading venue) Detailed presentation by transaction A detailed presentation by transaction is available on the Company's website ( www.ipsos.com ), in the section on regulated information, in the chapter entitled: “ Share buyback programs and share buyback declarations ”: https://www.ipsos.com/en/regulated-informations/en . Attachment