Kemira Oyj, Managers' transactions, June 13, 2025 at 8.00 am (EEST) Kemira Oyj: Announcement of manager's transaction; Harri Eronen, EVP, Packaging & Hygiene Solutions, has sold 9,600 Kemira shares Kemira has received a notification from Harri Eronen, EVP, Packaging & Hygiene Solutions of a transaction made with its financial instrument, according to the EU Market Abuse Regulation. Detailed information about the transaction is given below. Person subject to the notification requirement: Name: Eronen, Harri Position: Other senior manager Issuer: KEMIRA LEI: 74370031Y7RK5H88CQ48 Notification type: INITIAL NOTIFICATION Reference number: 112007/4/8 ____________________________________________ Transaction date: 2025-06-11 Venue: BEUP Instrument type: SHARE ISIN: FI0009004824 Nature of transaction: DISPOSAL Transaction details (1): Volume: 284 Unit price: 20.015 EUR (2): Volume: 89 Unit price: 20.015 EUR (3): Volume: 77 Unit price: 20.015 EUR (4): Volume: 67 Unit price: 20.02 EUR (5): Volume: 284 Unit price: 20.02 EUR (6): Volume: 221 Unit price: 20.02 EUR (7): Volume: 284 Unit price: 20.02 EUR Aggregated transactions (7): Volume: 1306 Volume weighted average price: 20.01828 EUR ____________________________________________ Transaction date: 2025-06-11 Venue: DHEL Instrument type: SHARE ISIN: FI0009004824 Nature of transaction: DISPOSAL Transaction details (1): Volume: 250 Unit price: 20.03 EUR (2): Volume: 250 Unit price: 20.03 EUR (3): Volume: 250 Unit price: 20.02 EUR (4): Volume: 180 Unit price: 20.02 EUR Aggregated transactions (4): Volume: 930 Volume weighted average price: 20.02538 EUR ____________________________________________ Transaction date: 2025-06-11 Venue: GSEI Instrument type: SHARE ISIN: FI0009004824 Nature of transaction: DISPOSAL Transaction details (1): Volume: 24 Unit price: 20.02 EUR (2): Volume: 6 Unit price: 20.03 EUR (3): Volume: 5334 Unit price: 20.02 EUR Aggregated transactions (3): Volume: 5364 Volume weighted average price: 20.02001 EUR ____________________________________________ Transaction date: 2025-06-11 Venue: AQED Instrument type: SHARE ISIN: FI0009004824 Nature of transaction: DISPOSAL Transaction details (1): Volume: 250 Unit price: 20.02 EUR (2): Volume: 250 Unit price: 20.02 EUR Aggregated transactions (2): Volume: 500 Volume weighted average price: 20.02 EUR ____________________________________________ Transaction date: 2025-06-11 Venue: CEUD Instrument type: SHARE ISIN: FI0009004824 Nature of transaction: DISPOSAL Transaction details (1): Volume: 250 Unit price: 20.02 EUR (2): Volume: 250 Unit price: 20.02 EUR Aggregated transactions (2): Volume: 500 Volume weighted average price: 20.02 EUR ____________________________________________ Transaction date: 2025-06-11 Venue: SGMU Instrument type: SHARE ISIN: FI0009004824 Nature of transaction: DISPOSAL Transaction details (1): Volume: 250 Unit price: 20.02 EUR (2): Volume: 250 Unit price: 20.02 EUR Aggregated transactions (2): Volume: 500 Volume weighted average price: 20.02 EUR ____________________________________________ Transaction date: 2025-06-11 Venue: TQEM Instrument type: SHARE ISIN: FI0009004824 Nature of transaction: DISPOSAL Transaction details (1): Volume: 250 Unit price: 20.02 EUR Aggregated transactions (1): Volume: 250 Volume weighted average price: 20.02 EUR ____________________________________________ Transaction date: 2025-06-11 Venue: XPOS Instrument type: SHARE ISIN: FI0009004824 Nature of transaction: DISPOSAL Transaction details (1): Volume: 250 Unit price: 20.02 EUR Aggregated transactions (1): Volume: 250 Volume weighted average price: 20.02 EUR ____________________________________________ Aggregated transactions (22): Volume: 9,600 Volume weighted average price: 20.02 EUR Total ownership of instrument after the transaction: 12,535 shares For more information, please contact: Kemira Oyj Kiira Fröberg, Vice President, Investor Relations Tel. +358 40 760 4258 kiira.froberg@kemira.com Kemira is a global leader in sustainable chemical solutions for water-intensive industries. We deliver tailored products and services to improve the product quality, processes, and resource efficiency of our diverse range of customers. Our focus is on water treatment, as well as on fiber and renewable solutions - enabling sustainability transformation for our customers. In 2024, Kemira reported annual revenue of EUR 2.9 billion with a global team of some 4,700 colleagues. Kemira is listed on the Nasdaq Helsinki www.kemira.com