shares in ipsos tumbled on wednesday after the company reported a decline in earnings for the first half at 1148 gmt shares in ipsos were down 74 at eur4506 the french marketresearch company reported a firsthalf decline in net profit to 5635 million euros 623 million compared with eur855 million during the same months of 2022 operating profit was eur899 million down from eur1237 million for the second quarter the company reported revenue of eur5551 million down from eur574 million in the yearearlier period despite global uncertainty ipsos maintained its fullyear guidance with organic growth of around 5 and an operating margin of approximately 13 it said