Why is Thyrocare Tech. falling/rising?

As of 20-Aug, Thyrocare Technologies Ltd is experiencing a decline in its stock price, currently at Rs 1,348.60, which reflects a decrease of Rs 34.4 or 2.49%. The stock has underperformed its sector by 3.35% today and has been on a consecutive downward trend for the last two days, resulting in a total drop of 3.65%. The stock reached an intraday low of Rs 1,324.7, indicating a significant decline. Despite a strong performance over the past year with a return of 53.05%, the stock's recent movement is influenced by a drop in investor participation, as evidenced by a 59.66% decrease in delivery volume compared to the five-day average. While the company has shown high management efficiency and positive growth in net profit, the long-term growth concerns and high valuation metrics, such as a Price to Book Value of 13.1, may be contributing to the stock's current downward pressure. In the broader market context, Thyrocare's short-term performance has been notably weaker compared to the Sensex, which has gained 1.64% over the past week while Thyrocare has declined by 2.12%. This underperformance in the short term, coupled with the broader market dynamics, suggests that investor sentiment may be shifting negatively, particularly in light of the high percentage of pledged promoter shares, which can exacerbate price declines in a falling market. The stock's liquidity remains adequate for trading, but the combination of falling investor interest and concerns over valuation may be leading to the current price decline.