Airshare’s acquisition of Wheels Up’s private jet management business closed over the weekend. It sends 90 airplanes and 300 personnel to the Kansas City-based operator, which already had 56 managed and fractional aircraft in its fleet. After the sale, Wheels Up still has 215 airframes, including 75 King Air turboprops, 52 super midsize jets it can deploy for transcontinental flights, and 61 light jets. For both companies, Wheels Up the fourth-largest operator based on fractional and charter flight hours, and Airshare, ranked 11th, it marks a new chapter.