Snapping a three-day losing streak, the BSE benchmark Sensex today recovered by over 46 points in early trade on emergence of buying by funds amid a mixed trend in other Asian bourses. The 30-share index, which had lost nearly 321 points in the previous three sessions, recovered by 46 points, to 19,409 points, with stocks of realty, banking and IT sectors leading the recovery.The Nifty, at the National Stock Exchange moved up by 12 points, to 5,863.