Print this releaseJune 13, 2023Bittium Corporation: SHARE REPURCHASE 13.6.2023 Bittium Corporation ANNOUNCEMENT 13.6.2023 Bittium Corporation: SHARE REPURCHASE 13.6.2023 In the Helsinki Stock Exchange Trade date 13.6.2023 Bourse trade Buy Share BITTI Amount 2 700 Shares Average price/ share 4,3934 EUR Total cost 11 862,18 EUR Bittium Corporation now holds a total of 30 372 shares including the shares repurchased on 13.6.2023 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 6 trades (Bitti 13.6 trades.xlsx)