Print this releaseSeptember 13, 2023Bittium Corporation: SHARE REPURCHASE 13.9.2023 Bittium Corporation ANNOUNCEMENT 13.9.2023 Bittium Corporation: SHARE REPURCHASE 13.9.2023 In the Helsinki Stock Exchange Trade date 13.9.2023 Bourse trade Buy Share BITTI Amount 2 400 Shares Average price/ share 3,9900 EUR Total cost 9 576,00 EUR Bittium Corporation now holds a total of 180 029 shares including the shares repurchased on 13.9.2023 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 13 9 trades (Bitti 13.9 trades.xlsx)