Why is Yash Optics falling/rising?

As of 29-Jul, Yash Optics & Lens Ltd is currently priced at 93.00, reflecting a decrease of 0.5, or 0.53%. The stock has shown a strong performance over the past week and month, with returns of +4.73% and +12.18%, respectively, while it has underperformed the sector today by 3.33%. Despite trading above all moving averages, the stock has experienced a significant drop in investor participation, with delivery volume falling by 96.24% compared to the 5-day average. There is no information available regarding positive or negative factors that could further explain the stock's recent movement.
In the broader market context, Yash Optics has outperformed the Sensex over the past week and month, while the benchmark has seen declines of 0.96% and 3.19%, respectively. However, the stock's year-to-date performance of +6.90% contrasts with the Sensex's +4.97%, indicating a relatively strong position. Despite these positive returns, the current decline in price suggests that investor sentiment may be affected by the sharp drop in trading volume, which could indicate a lack of confidence or interest in the stock at this time.