The Bombay Stock Exchange benchmark Sensex on Thursday fell 144 points on heavy selling by funds at existing higher levels in stocks led by banking sector.
The 30-share index, which regained strength to reach closer to 20,000 milestone on Wednesday, dropped by 144.17 points at 19,784.89 after touching the day's high of 19,967.08 and low of 19,723.20 points.
Wide-based National Stock Exchange's Nifty fell by 25.80 points at 5,912.10. It touched the day's high of 5,966.95 and low of 5,895.65 points.
Bank stocks faced major selling pressure and banking index plunged the most by 172.80 points at 11,053.02, followed by information technology index that declined 83.83 points at 4,196.49. Consumer durable index also lost 73.52 points at 5069.79.
However, a steep rise in realty index by 207.06 points at 10,523.42 and oil and gas index by 177.01 points at 12,315.88, averted any major fall in the benchmark index.