Vaisala Corporation: Managers’ Transactions – Agarwal, Girish

Vaisala CorporationManagers’ TransactionsJuly 24, 2026, at 1:00 p.m. (EEST) Vaisala Corporation: Managers’ Transactions – Agarwal, Girish____________________________________________ Person subject to the notification requirementName: Agarwal, GirishPosition: Other senior managerIssuer: Vaisala OyjLEI: 743700RNDD7KU11HW873 Notification type: INITIAL NOTIFICATIONReference number: 743700RNDD7KU11HW873_20260724093533_94____________________________________________ Transaction date: 2026-07-23Venue not applicableInstrument type: SHAREISIN: FI0009900682Nature of the transaction: RECEIPT OF A SHARE-BASED INCENTIVE Transaction details(1): Volume: 1000 Unit price: 0.00 EUR Aggregated transactions(1): Volume: 1000 Volume weighted average price: 0.00 EUR More information:Niina Ala-Luopa+358 400 728 957, ir@vaisala.com Distribution:Nasdaq HelsinkiKey mediavaisala.com Vaisala is a global leader in measurement instruments and intelligence for climate action. We equip our customers with devices and data to improve resource efficiency, drive energy transition, and care for the safety and well-being of people and societies worldwide.

With over 90 years of innovation and expertise, we employ a team of close to 2,500 experts committed to taking every measure for the planet. Vaisala series A shares are listed on the Nasdaq Helsinki stock exchange. www.vaisala.com