Print this releaseJune 20, 2023Bittium Corporation: SHARE REPURCHASE 20.6.2023 Bittium Corporation ANNOUNCEMENT 20.6.2023 Bittium Corporation: SHARE REPURCHASE 20.6.2023 In the Helsinki Stock Exchange Trade date 20.6.2023 Bourse trade Buy Share BITTI Amount 2 800 Shares Average price/ share 4,3989 EUR Total cost 12 316,92 EUR Bittium Corporation now holds a total of 44 772 shares including the shares repurchased on 20.6.2023 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 20 6 trades (Bitti 20.6 trades.xlsx)