HighCo's own share transactions: details from October 13 to 17, 2025

The HighCo group, specializing in marketing and communications, announced the transactions in its own shares carried out on October 16 and 17, 2025. During these two days, HighCo acquired a total of 10,000 shares on the Euronext Paris market, identifiable by the code FR0000054231. The purchases were made at a weighted average price of €4.08 on October 16 and €4.03 on October 17, illustrating the price variations observed over these two days. This declaration is part of the group's transparency obligations towards its shareholders and regulators.