The Indian stock market ended lower for the fifth consecutive session amid high volatility. The Sensex closed down 0.48% and the Nifty fell 0.63% as real estate and power stocks declined. Tata Motors dropped 4.22% on concerns about emission standards in China impacting Jaguar Land Rover sales. Bharti Airtel gained 5.99% after its largest shareholder defended the company's chairman in a 2G case. Mid-cap and small-cap indices also closed lower as the market breadth was negative.