Notice on Calling an Extraordinary General Meeting of Shareholders of FON SE.

The Extraordinary General Meeting of Shareholders of FON SE (corporate ID code:14617916), registered address: Harju maakond, Kesklinna linnaosa, Tornimäe tn 5, 10145 Tallinn, the Republic of Estonia, is convened by the Management Board of the Company. The date of the Meeting is 16 October 2025, Thursday; time - 12:00 (registration starts at 10:30). The Extraordinary General Meeting of Shareholders will take place in Płock, on Padlewskiego Street 18C, 09-402.

The full text of the announcement convening the Extraordinary General Meeting is attached to this report.

Legal basis: Securities Market Act § 1876