The National Stock Exchange (NSE) today held the 30th 'Investothon,' the fourth time in the financial capital, to create awareness among investors and market intermediaries about the importance of investing safely. The event was flagged off by NSE Managing Director and Chief Executive Chitra Ramkrishna and attended by HDFC Ltd CEO Keki Mistry, SBI MD and Group Executive (national banking) A Krishna Kumar, ICICI Lombard General Insurance Managing Director and Chief Executive Bhargav Dasgupta, a release said here. Besides, Olympic Gold Quest CEO and former Hockey Captain Viren Rasquinha also participated in the event, it said. "NSE takes a number of initiatives to reach out to investors in different parts of the country. The investor run is aimed at strengthening NSE's efforts to grow the investor base, by joining hands with members and market participants, to sensitise investors about safe investing and opportunities available in the markets," Ramkrishna said. NSE, the country's leading stock exchange, has been organising Investothon across cities such as Bangalore, Pune, Bhubaneshwar, Kochi, Ahmedabad, Rajkot, Indore, Vadodara and Jaipur, apart from the metros, since 2011. More than 53,000 people have participated in the Investothon in the past three years, the release added.