Why is G S Auto Intl. falling/rising?

As of 18-Sep, G S Auto International Ltd is experiencing a decline in its stock price, currently at Rs 34.00, which represents a decrease of Rs 1.6 or 4.49%. The stock has underperformed its sector by 4.63% today, reaching an intraday low of Rs 34. It is trading below all its moving averages, indicating a bearish trend. Over the past week, the stock has fallen by 1.45%, and year-to-date, it has seen a significant drop of 26.58%. Despite a 63% increase in profits over the past year, the stock's return has been a negative 28.47%, reflecting weak long-term fundamental strength, particularly with a high Debt to EBITDA ratio and 100% of promoter shares pledged, which adds downward pressure in a falling market.
In the broader market context, the Sensex has gained 1.80% over the past week and 6.24% year-to-date, contrasting sharply with G S Auto's negative performance. This underperformance is further highlighted by the stock's significant decline compared to the BSE500's negative return of 1.96% over the last year. The stock's attractive valuation metrics, such as a low PEG ratio of 0.5, suggest it is undervalued compared to peers, but the high level of pledged shares and weak ability to service debt are likely contributing to investor caution, leading to the current price decline.