Why is Shelter Pharma falling/rising?

As of 17-Oct, Shelter Pharma Ltd's stock price is currently at Rs 41.30, reflecting a decline of Rs 2.69 or 6.12%. The stock has underperformed its sector by 6.59% today, opening with a loss of 4.52%. It reached an intraday low of Rs 41.30, and it is trading below all key moving averages, including the 5-day, 20-day, 50-day, 100-day, and 200-day averages. Additionally, investor participation has decreased significantly, with a delivery volume of 9,000 shares on October 16, which is down 72.22% compared to the 5-day average. There is no information available regarding positive or negative factors that could influence the stock's recent movement.
In the broader market context, Shelter Pharma's performance over the past week shows a decline of 7.09%, while the Sensex has increased by 1.76%. Over the past month, the stock has decreased by 6.56%, contrasting with the Sensex's gain of 1.52%. Year-to-date, Shelter Pharma has seen a significant drop of 25.97%, while the benchmark has risen by 7.44%. This stark difference highlights the stock's struggles relative to the overall market, indicating a challenging environment for Shelter Pharma amidst broader market gains.