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India's top software services exporter TCS, which on Monday reported a net profit growth of 14.7 percent and said it did not expect to increase prices in the near term due to global economic uncertainty, fell more than 7 percent.
At 9:17 a.m. (0347 GMT), the 30-share BSE index was down 1.22 percent at 16,817.67 points, with 24 of its components declining.
The broader 50-share NSE index was also down 1.22 percent at 5,055.9 points.