Why is Standard Battery falling/rising?

As of 11-Sep, Standard Batteries Ltd is experiencing a price increase, with the current price at Rs 63.00, reflecting a rise of Rs 1.5 or 2.44%. The stock has outperformed its sector by 2.73% today, reaching an intraday high of Rs 63. However, despite this positive movement, there are concerns regarding falling investor participation, as the delivery volume has decreased by 40.63% compared to the 5-day average. In terms of returns, the stock has shown a 1.29% increase over the past week and an impressive 106.56% increase over the past three years, although it has underperformed on a year-to-date basis with a decline of 15.66%.
In the broader market context, the Sensex has increased by 1.03% over the past week, indicating that while Standard Batteries Ltd has outperformed the benchmark in the short term, it has lagged behind on a year-to-date basis, where the Sensex has gained 4.36%. The stock's performance today suggests a positive sentiment among investors, but the significant drop in delivery volume raises concerns about sustained interest. Overall, while the stock is currently rising, the mixed signals from investor participation and longer-term performance metrics suggest caution moving forward.