Mumbai, May 12:: The Bombay Stock Exchange benchmark Sensex on Monday snapped its five-day long falling streak by gaining 124 points on emergence of buying by funds in all major stocks at the existing lower levels.

The 30-share Sensex, which had been on falling spree last week, opened lower but rebounded to record a gain of 123.83 points to 16,860.90.

The key-index touched the day's low of 16,546.55 and a high of 16,897.36 points.

Similarly, the wide-based National Stock Exchange index, Nifty, rose by 30.05 points to 5,012.65, after touching a low of 4,913.80 and a high of 5,021.75 points.

The market rebounded on the back of a rise in oil and gas, information technologies, bank, FMCG, teck, metal and power sector stocks.

However, realty and auto sector stocks remained weak and influenced trading sentiment to some extent.