Why is BGR Energy Sys. falling/rising?

As of 22-Sep, BGR Energy Systems Ltd is experiencing a decline in its stock price, currently at Rs. 259.00, which reflects a decrease of Rs. 8.25 or 3.09%. Despite hitting a new 52-week high of Rs. 273.7 earlier in the day, the stock has underperformed its sector by 2.04%. Over the past week, the stock has shown a positive return of 5.93%, and it has significantly outperformed the benchmark Sensex over various periods, including a remarkable 414.81% increase over the last year. However, the company faces challenges, including a negative book value, high debt levels, and declining sales, which have contributed to its recent price movement. The stock's performance is further complicated by a negative earnings per share (EPS) trend and a high percentage of pledged promoter shares, which can exert additional downward pressure in volatile markets.
In the broader market context, while BGR Energy Systems has demonstrated strong long-term performance, its recent decline contrasts with the Sensex's modest gain of 0.46% over the past week. The stock's liquidity remains adequate, with a significant increase in delivery volume, indicating investor interest despite the current price drop. The company's weak long-term fundamentals, including a high debt-to-equity ratio and consecutive quarters of negative results, suggest that while the stock has been a strong performer historically, its current challenges may be leading to a reassessment by investors, contributing to the recent decline in its stock price.