Why is A B Infrabuild falling/rising?

As of 27-Jun, A B Infrabuild Ltd's stock price is currently at Rs. 161.00, reflecting a slight increase of 0.1 (0.06%). The stock has recently hit a new 52-week and all-time high of Rs. 162, indicating strong upward momentum. Over the past week, the stock has risen by 9.08%, and it has shown impressive growth of 19.26% over the last month and 64.29% year-to-date. The company has demonstrated robust financial health, with a low Debt to EBITDA ratio of 0.66 times and significant growth in net sales and operating profit. However, it is noted that the stock has underperformed its sector by 0.82% today, despite a notable increase in investor participation, with delivery volume rising by 902.94% against the 5-day average.
In the broader market context, A B Infrabuild's short-term performance has significantly outpaced the benchmark Sensex, which has only increased by 2.00% over the past week and 3.07% over the past month. This strong relative performance suggests that investor sentiment towards A B Infrabuild is particularly positive compared to the overall market. While the stock's valuation appears expensive with a high enterprise value to capital employed ratio, the company's consistent positive results and strong growth metrics have likely contributed to its rising stock price, despite the risks associated with its valuation.