Print this releaseSeptember 11, 2023Bittium Corporation: SHARE REPURCHASE 11.9.2023 Bittium Corporation ANNOUNCEMENT 11.9.2023 Bittium Corporation: SHARE REPURCHASE 11.9.2023 In the Helsinki Stock Exchange Trade date 11.9.2023 Bourse trade Buy Share BITTI Amount 2 500 Shares Average price/ share 4,0150 EUR Total cost 10 037,50 EUR Bittium Corporation now holds a total of 175 429 shares including the shares repurchased on 11.9.2023 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 11 9 trades (Bitti 11.9 trades.xlsx)