Sundaram Mutual has entered the specialised investment fund (SIF) segment with the launch of the Select Equity Ex-Top 100 Long-Short Fund, an actively managed strategy that will invest predominantly in mid- and small-cap companies outside India’s 100 largest listed firms. The new fund offer (NFO) opened on October 21 and will close on November 4. Sundaram is targeting collections of Rs 350 crore in its maiden SIF offering, according to the company.