Why is Star Delta Trans falling/rising?

As of 04-Sep, Star Delta Transformers Ltd is experiencing a decline in its stock price, currently at Rs 639.00, which reflects a decrease of Rs 14.0 or 2.14%. The stock has underperformed its sector by 1.02% today, with an intraday low of Rs 635, marking a drop of 2.76%. Over the past week, the stock has decreased by 0.64%, and it has seen a significant decline of 30.23% year-to-date. While the company has a low debt-to-equity ratio and has shown healthy long-term growth in net sales and operating profit, it has also faced challenges such as poor management efficiency indicated by a low return on equity (ROE) of 9.32% and disappointing quarterly results, which have contributed to its recent price movement.
In the broader market context, the stock's performance has lagged behind the benchmark, with the Sensex gaining 0.80% over the past week while Star Delta has fallen. The stock's year-over-year return of -18.13% starkly contrasts with the Sensex's decline of only 1.98%, highlighting its underperformance in the market. Additionally, a significant drop in investor participation, with delivery volume falling by 62.15% against the five-day average, suggests waning interest among investors, further exacerbating the stock's decline. Overall, the combination of poor recent financial results, low profitability metrics, and reduced trading activity has contributed to the stock's downward trajectory.