Mutual funds sharply increased their equity investments last month, deploying ₹43,465 crore compared with ₹20,718 crore in October as steady inflows persisted. Apart from two sessions of ₹2,473 crore outflows, MFs remained consistent buyers. This buying support helped lift Sensex by 1,729 points to 85,707 and Nifty by 440 points to 26,203. FPIs , however, turned net sellers at ₹3,765 crore.