Market wrap: Tech Mahindra, TCS, InterGlobe, BSE top gainers and losers on Nifty and Sensex on Friday

Indian equities extended gains, with the Nifty rising 149 points to 23,146 and Sensex gaining 413 points. Tech Mahindra led advances, while broader markets slipped. Analysts flagged 23,000 as crucial for further upside.