OIO Group Supplemental Disclosure Regarding Adjustment of Warrants

OIO Group announced a 1-for-3 reverse share split effective April 24, 2026. In connection with this, the Company has adjusted its outstanding warrants (CUSIP: G3R95P116). The exercise ratio has changed so that three warrants are now exercisable for one ordinary share, compared to one warrant for one share previously. The exercise price has been adjusted to $34.50 per whole ordinary share, up from $11.50. The total number of outstanding warrants remains unchanged and continues to trade under the same CUSIP. This disclosure supplements the Company’s previous filings regarding the reverse share split.