Why is Span Divergent falling/rising?

As of 13-Aug, Span Divergent Ltd's stock price is currently at 20.94, reflecting an increase of 0.99 or 4.96%. The stock has shown a strong performance today, outperforming its sector by 7.32%. However, it has experienced erratic trading, not trading on one day out of the last twenty. In terms of returns, the stock has increased by 9.92% over the past week, while it has declined by 7.18% over the past month and 39.88% year-to-date. The stock's current price is higher than its 5-day moving average but lower than its 20-day, 50-day, 100-day, and 200-day moving averages. Additionally, there has been a decrease in investor participation, with delivery volume falling by 1.18% against the 5-day average.
Broader Market Context: The Sensex, as a benchmark, has remained relatively flat with a change of -0.01% over the past week, while Span Divergent's stock has significantly outperformed this benchmark during the same period. Despite the stock's recent rise, it has underperformed the Sensex over longer periods, including a decline of 39.88% year-to-date compared to the Sensex's increase of 3.07%. The medical equipment sector, in which Span Divergent operates, has also seen a decline of 2.68%, indicating broader challenges in the market that may be affecting investor sentiment.