Basware Corporation, stock exchange release 19 July 2022 at 10:30 a.m. EEST Basware Corporation - Managers' Transactions ____________________________________________ Person subject to the notification requirement Name: Mikko Lampi Position: Other senior manager Issuer: Basware Corporation LEI: 743700ULKFAAEA2N3D13 Notification type: INITIAL NOTIFICATION Reference number: 17943/6/6 ____________________________________________ Transaction date: 2022-07-15 Venue not applicable Instrument type: SHARE ISIN: FI0009008403 Nature of the transaction: DISPOSAL Transaction details (1): Volume: 2643 Unit price: 40.1 EUR Aggregated transactions (1): Volume: 2643 Volume weighted average price: 40.1 EUR For more information, please contact: Katariina Kataja, Investor Relations Manager, Basware Corporation Tel. +358 40 527 1427, katariina.kataja@basware.com Distribution: Nasdaq Helsinki investors.basware.com/en About Basware: Basware is a leading provider of Networked Procure-to-Pay solutions with the largest open e-invoicing network in over 180 countries. Our cloud-based technology enables enterprises to fully manage their spend, mitigate financial risk and reduce operating costs through automation of finance, procurement, accounts payable and accounts receivable processes. Our open technology ecosystem and extensive partner network have helped over 6,500 businesses in 60 countries move towards 100% spend visibility which enables better business decisions - a concept we call Visible Commerce. Basware's solutions support the transition to a lower-carbon economy by digitization and automation. Basware is traded on the Helsinki exchange (BAS1V: HE). Find out more at https://investors.basware.com/en.