Tranche Update on Informa plc's Equity Buyback Plan announced on March 16, 2022.

Informa PLC specializes in organizing events and publishing books, documents and journals. The activity is organized around four sectors: - organization of exhibitions; - publishing of academic and scientific research contents: human and social sciences, technology, medicine, physical sciences, etc.; - publishing of professional and commercial contents: sciences and health, finances, legal sciences, trading, transport, telecommunication, etc.; - organization of conferences and professional training trade shows. The group's contents are marketed in the form of publications on paper, electronic download, and CD-ROM. Net sales break down by activity into sale of organization of events (36.3%), subscriptions (23.6%), sale of publications (14.9%), sale of advertising space (8.1%) and other (17.1%). Net sales are distributed geographically as follows: the United Kingdom (5.7%), Continental Europe (13.4%), North America (56%), China (4.4%) and other (20.5%).