Why is Panasonic Carbon falling/rising?

As of 21-Aug, Panasonic Carbon India Company Ltd. is experiencing a decline in its stock price, currently at 502.55, which reflects a decrease of 2.45 or 0.49%. The stock has underperformed its sector today by 0.32% and has shown a trend reversal after two consecutive days of gains. Additionally, the stock's performance over the past week is slightly positive at +0.03%, but it has significantly underperformed over the past month and year, with returns of -4.73% and -19.98%, respectively. The company's low debt-to-equity ratio is a positive factor; however, its poor long-term growth, with net sales and operating profit growing at rates of only 5.58% and 4.48% over the last five years, raises concerns. Moreover, the stock's valuation appears expensive with a price-to-book value of 1.4, and its recent flat results indicate a lack of momentum.
Broader market context shows that while the Sensex has gained 1.74% over the past week, Panasonic Carbon's minimal increase highlights its struggle in comparison to the broader market. The stock's year-to-date performance is notably poor at -8.66%, contrasting with the Sensex's gain of 4.94%. This underperformance is compounded by a significant drop in investor participation, with delivery volume falling by 38.08% against the five-day average, indicating waning interest among investors. Overall, the combination of weak financial growth, high valuation, and declining investor engagement contributes to the stock's downward movement.