LONDON, March 17, 2026, 19:44 GMT Informa Plc shares ended Tuesday lower, lagging a rising FTSE 100, as investors weighed fresh share repurchases against the risk that disruption in the Middle East could still knock the events group’s 2026 calendar off course. The stock closed down 0.21% at 759.2 pence, while the FTSE 100 rose 0.83%. (Yahoo Finance) The move matters now because Informa last week kept its 2026 goals in place and increased its share buyback, or company repurchase of its own stock, to 250 million pounds, even after saying it had shifted more than 10 Middle East brands