Why is NRB Indl Bearing falling/rising?

As of 24-Jun, NRB Industrial Bearings Ltd is experiencing a decline in its stock price, currently at 26.47, which reflects a decrease of 0.22 or 0.82%. The stock has underperformed its sector today by 2.65%, and while it is higher than the 50-day and 100-day moving averages, it is lower than the 5-day, 20-day, and 200-day moving averages. The stock has shown a negative return of 3.04% over the past week, despite a positive return of 5.88% over the past month. Key financial indicators reveal a negative book value and a weak long-term fundamental strength, with a high debt-to-equity ratio and poor growth in net sales and operating profit over the last five years. Although there were positive results in March 2025, including the highest debtors turnover ratio and cash equivalents, the overall performance remains concerning.
In the broader market context, the Sensex has increased by 0.58% over the past week, contrasting with NRB Industrial Bearings' decline. The stock has underperformed the BSE 500 over the last three years, one year, and three months, indicating a trend of below-par performance both in the long term and near term. The falling investor participation, evidenced by a 37.25% drop in delivery volume compared to the five-day average, further suggests a lack of confidence among investors, contributing to the stock's downward movement.