Why is Suraksha Diagno. falling/rising?

As of 25-Jul, Suraksha Diagnostic Ltd's stock price is currently at 308.80, reflecting a decrease of 0.2, or 0.06%. The stock has underperformed its sector by 0.61% today and has shown a negative trend over the past week, with a decline of 3.20%. Additionally, the stock has fallen significantly over the past month by 11.68% and year-to-date by 17.78%, contrasting sharply with the Sensex, which has gained 4.25% this year. The stock's performance is further impacted by a decrease in investor participation, with delivery volume dropping by 23.67% against the five-day average. While the company maintains a low debt-to-equity ratio and has experienced healthy long-term growth in operating profit, the recent flat quarterly results and a relatively high price-to-book value suggest an expensive valuation, which may deter investors.
In the broader market context, Suraksha Diagnostic Ltd's recent performance has been notably weaker compared to the benchmark Sensex, which has only declined by 0.36% over the past week. The stock's negative returns over the past month and year-to-date highlight a stark contrast to the overall market trend, where the Sensex has shown positive growth. This divergence may indicate that investors are reacting more cautiously to the company's recent financial results and valuation metrics, leading to a sell-off despite the presence of high institutional holdings that typically provide stability.