Drone Maker Aevex Shares Double in Just Two Days After Debut

Military drone manufacturer Aevex Corp.’s shares have doubled in two trading sessions, the latest among recent defense technology firms making a big splash upon market entry.

The Madison Dearborn Partners-backed firm’s Class A shares jumped as much as 49% to $40.25 Monday in New York, up from the initial public offering price of $20 apiece last week.