Why is CRISIL falling/rising?

As of 07-Oct, CRISIL Ltd. is experiencing a price increase, currently at Rs 4,734.00, reflecting a rise of 147.1 points or 3.21%. Today's performance indicates that the stock has outperformed its sector by 0.72%, reaching an intraday high of Rs 4,734. Despite this positive movement, the stock has shown a decline of 5.54% over the past month and a significant drop of 29.18% year-to-date. The company benefits from high management efficiency, evidenced by a return on equity (ROE) of 29.29%, and maintains a low debt-to-equity ratio, which is favorable for investors. However, concerns about long-term growth persist, as net sales and operating profit have grown at lower rates compared to historical performance, and the stock is considered expensive with a high price-to-book value ratio.
In the broader market context, CRISIL's short-term return of 6.66% over the past week significantly outpaces the Sensex's return of 2.07% in the same period. While the stock has managed to generate a positive return of 9.89% over the past year, it is important to note that the overall market, represented by the BSE500, has seen negative returns of -0.31%. This suggests that CRISIL's recent price movement may be driven by specific company factors rather than broader market trends, indicating a potential divergence in performance relative to the market.