In an interview on Monday with Reuters as part of its Global Investment Outlook, Icahn described his style of activism as relatively hands-off compared with that of some peers. "We get involved on the board," Icahn said. "We don't micro-manage and, interestingly, we get invited back because we're not a disturbance or a disruption." Hologic has a market capitalization of about $6 billion. Its shares trade at a multiple of 15.4 times its earnings, compared to a multiple of 21.4 times for healthcare equipment and supplies companies, according to Thomson Reuters data. The stock was trading at $22.95 on the Nasdaq on Thursday. (Reporting by Esha Dey in Bangalore and Jessica Toonkel in New York; Editing by Joyjeet Das and Saumyadeb Chakrabarty)