InterXion Holding N.V. Announced earnings results for the first quarter ended March 31, 2019. For the first quarter, the company announced sales was EUR 151.531 million compared to EUR 133.836 million a year ago. Operating income was EUR 29.839 million compared to EUR 26.873 million a year ago. Net income was EUR 8.399 million compared to EUR 11.657 million a year ago. Basic earnings per share was EUR 0.12 compared to EUR 0.16 a year ago.