Print this releaseSeptember 18, 2023Bittium Corporation: SHARE REPURCHASE 18.9.2023 Bittium Corporation ANNOUNCEMENT 18.9.2023 Bittium Corporation: SHARE REPURCHASE 18.9.2023 In the Helsinki Stock Exchange Trade date 18.9.2023 Bourse trade Buy Share BITTI Amount 2 500 Shares Average price/ share 3,7500 EUR Total cost 9 375,00 EUR Bittium Corporation now holds a total of 186 929 shares including the shares repurchased on 18.9.2023 On behalf of Bittium Corporation Nordea Bank Oyj Janne Sarvikivi Sami Huttunen Further information: Kari Jokela CLO Tel. +358 40 344 5258 www.bittium.com Files Release (wkr0006.pdf) Bitti 18 9 trades (Bitti 18.9 trades.xlsx)