Why is D B Corp falling/rising?

As of 16-Jul, D B Corp Ltd's stock price is currently at Rs 281.50, reflecting an increase of Rs 10.55 or 3.89%. The stock has shown a positive performance today, outperforming its sector by 3.44%, and has been on a consecutive gain streak for the last four days, accumulating a total return of 6.23% during this period. The stock reached an intraday high of Rs 285.2, indicating strong upward momentum, although it also experienced significant volatility with an intraday range from Rs 262 to Rs 285.2. Despite a high dividend yield of 4.43% and trading above all major moving averages, there has been a decline in investor participation, with delivery volume dropping by 17.34% compared to the five-day average. Additionally, while the stock has underperformed over the past year with a return of -23.30%, recent promoter confidence, as evidenced by a 0.6% increase in their stake, suggests a positive outlook for the company.
In the broader market context, D B Corp's short-term return of 5.73% over the past week contrasts sharply with the Sensex, which has declined by 1.08% during the same period. This indicates that the stock is currently gaining traction relative to the overall market. However, it is important to note that despite its recent gains, the stock has still underperformed the market over the past year, where the benchmark has generated a return of 0.47%. The company's low debt-to-equity ratio and attractive valuation metrics, such as a return on equity of 16.7 and a price-to-book value of 2.3, provide a foundation for potential growth, but the negative trends in net sales and operating profit over the past five years raise concerns about long-term sustainability.