Why is Alexander Stamps falling/rising?

As of 25-Jul, Alexander Stamps & Coin Ltd is experiencing a price increase, currently at 12.00, which reflects a rise of 0.7 or 6.19%. The stock has outperformed its sector by 8.31% today, indicating strong relative performance. Additionally, the stock's delivery volume has significantly increased, rising by 192.24% against the 5-day average, suggesting heightened investor interest. However, despite today's positive movement, the stock has shown a decline of 15.85% year-to-date and 21.00% over the past year, indicating a longer-term downward trend. There is no available information on positive or negative factors that could further explain the stock's recent movement.
In the broader market context, the stock's short-term performance over the past week shows a gain of 1.78%, contrasting with the Sensex, which has decreased by 0.36%. This indicates that Alexander Stamps is currently performing better than the overall market. However, over a longer time frame, the stock has underperformed significantly compared to the benchmark, with a 3-year decline of 31.43% versus a 46.08% increase in the Sensex. This suggests that while there may be short-term gains, the stock's overall performance remains weak relative to the market.