Mumbai, July 24 (Reporter) An effect of the union budget was seen on the equity market on Wednesday too, as the BSE Sensex tumbled down 280.16 pts to settle at 80,148.88 as selling pressure was seen in Bankex, Financial services. Proposal to hike securities transaction tax on future and options in the budget too impacted the same. The National Stock Exchange (NSE) slipped 65.55 pts to 24,413.50. The market remained negative for the fourth straight session on Wednesday. Volatility was seen during the day, as the Sensex fell 86 pts at 80,343.38 in opening. It was lost ground 679 pts at 79,750.51, days low, before closing at 80,148.88, down 280.16pts from its previous close. Stocks that kept the market low were Bankex by 0.96 pc, FMCG by 0.23 pc and Financial services by 0.24 pc. The Mid Cap rose by 0.68 pc and Small Cap by 1.91 pc. In 30 scrips, 11 advanced while 19 declined. The losers were Bajaj Finance by 2.43 pc to Rs 1578.45, Axis Bank by 1.83 pc to Rs 1239.75, Bajaj Finance by 1.81 pc to Rs 6610.10 and Hind Unilever by 1.80 pc to Rs 2616.80. The gainers were Tech Mahindra by 2.71 pc to Rs 1534.40, NTPC by 2.67 pc to Rs 392.55, Tata Motors by 2.63 pc to Rs 1027.65 and Sun Pharma by 1.08 pc to Rs 1619.75...////...