Why is Simm. Marshall falling/rising?

As of 15-Sep, Simmonds Marshall Ltd has seen its stock price rise to 149.60, reflecting an increase of 2.6 or 1.77%. The stock has shown a trend reversal today, gaining after two consecutive days of decline. It opened with a significant gap up of 5.58% and reached an intraday high of Rs 155.25. However, despite this positive movement, there has been a notable decrease in investor participation, with delivery volume falling by 25.04% compared to the 5-day average. The stock's performance over the past month shows a gain of 13.42%, while it has outperformed the sector today by 2.51%. Unfortunately, the Positive and Negative Dashboard data is not available to provide further insights into the factors influencing this price movement.
In the broader market context, Simmonds Marshall's recent performance contrasts with the benchmark Sensex, which has increased by 1.24% over the past week. While the stock has experienced a decline of 3.11% in the same timeframe, it has outperformed the benchmark over the past month and year, indicating a stronger long-term performance with a 15.30% increase over the last year compared to the Sensex's decline of 1.33%. This suggests that while the stock may be facing short-term volatility, its overall trajectory remains positive in the longer term, particularly over the past three and five years, where it has significantly outperformed the benchmark.