Domestic stock markets started Wednesday's session on a slightly higher note. The S&P BSE Sensex rose as much as 76.83 points to touch 36,521.47, while the Nifty50 barometer of the National Stock Exchange edged higher by 8.3 points to 10,931.05. Heavyweights Reliance Industires, ITC, ICICI Bank, Hindustan Unilever contributed the most to the gains on the Sensex. The advances on Dalal Street were led by buying in realty, FMCG and pharma stocks.