Why is Star Delta Trans falling/rising?

As of 11-Sep, Star Delta Transformers Ltd is currently priced at 624.95, reflecting an increase of 1.05 or 0.17%. Today's price summary indicates that the stock has gained after two consecutive days of decline, opening with a 2.16% increase and reaching an intraday high of Rs 637.4. However, it has underperformed its sector by 1.36%. Over the past week, the stock has decreased by 2.20%, while its one-month performance shows a modest gain of 1.93%. Despite a healthy long-term growth in net sales and operating profit, the stock has faced challenges, including a low return on equity of 9.32% and a significant decline in net sales for the last quarter, which has contributed to its underperformance over the past year, with a return of -19.26%.
In the broader market context, the stock's recent performance contrasts with the Sensex, which has gained 1.03% over the past week and 1.17% over the past month. The stock's year-to-date performance is notably poor, down 31.77%, while the benchmark has risen by 4.36%. This disparity highlights the stock's struggles relative to the market, particularly given its recent flat results and declining investor participation, as evidenced by a 38.35% drop in delivery volume against the five-day average. Overall, while there are positive growth indicators for the company, the recent price movement reflects ongoing concerns regarding management efficiency and market performance.