Why is Astec Lifescienc falling/rising?

As of 14-Aug, Astec Lifesciences Ltd is experiencing a price increase, currently at Rs 819.20, reflecting a rise of Rs 19.2 or 2.4%. Despite this daily gain, the stock has shown significant underperformance over longer periods, with a 1-month decline of 12.02% and a year-to-date drop of 18.49%. Today's performance indicates that the stock outperformed its sector by 3.74%, reaching an intraday high of Rs 870.5, which is an increase of 8.81%. However, the stock's trading volume has decreased, with a delivery volume drop of 5.6% compared to the 5-day average, and it is trading below several key moving averages, indicating potential weakness. The company has faced operating losses and has reported negative results for the last five consecutive quarters, which contributes to its weak long-term fundamental strength.
In the broader market context, while the Sensex has remained relatively stable with a slight decline of 0.03% over the past week, Astec Lifesciences has struggled significantly, with a 1-week return of -1.23%. This consistent underperformance against the benchmark is notable, especially as the stock has generated a return of -30.31% over the past year, compared to the Sensex's increase of 1.89%. The company's high debt-to-EBITDA ratio and low return on equity further exacerbate its risk profile, suggesting that while there may be short-term gains, the long-term outlook remains challenging.