Print this releaseSeptember 12, 2023Bittium Corporation: SHARE REPURCHASE 12.9.2023 Bittium Corporation ANNOUNCEMENT 12.9.2023 Bittium Corporation: SHARE REPURCHASE 12.9.2023 In the Helsinki Stock Exchange Trade date 12.9.2023 Bourse trade Buy Share BITTI Amount 2 200 Shares Average price/ share 4,0300 EUR Total cost 8 866,00 EUR Bittium Corporation now holds a total of 177 629 shares including the shares repurchased on 12.9.2023 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 12 9 trades (Bitti 12.9 trades.xlsx)