The stock markets extended losses for the third day on Wednesday with the barometer index shedding 83.73 points on selling by funds that took cues from weak Asian markets.

The 30-share Sensex, which had lost nearly 370 points in the last two trading sessions, fell by 83.73 points, or 0.54 per cent, to close at 15,467.46 points. The key index touched the day's high of 15,628.10 points and a low of 15,392.68 points as the market remained choppy.