Why is Aditya AMC falling/rising?

As of 29-Jul, Aditya Birla Sun Life AMC Ltd's stock price is rising, currently at Rs 872.00, reflecting an increase of Rs 8.0 or 0.93%. The stock has shown a positive trend recently, gaining 2.45% over the last two days and outperforming its sector by 0.47%. It is also close to its 52-week high, being just 4.58% away from Rs 911.95. The stock's performance over the past month has been strong, with a return of 14.00%, while it has generated a notable 22.30% return over the past year. The company has demonstrated strong fundamentals, with a high average Return on Equity (ROE) of 25.98%, and recent financial results have shown record net sales and profits, contributing to positive investor sentiment.
In the broader market context, the stock's recent performance contrasts with the benchmark Sensex, which has declined by 1.03% over the past week and 3.24% over the past month. This indicates that Aditya Birla Sun Life AMC Ltd is not only performing well relative to its sector but also against the broader market. Despite its strong performance, the stock is considered expensive with a Price to Book Value of 6.7, which may pose risks for potential investors. However, the high dividend yield of 4.34% and rising investor participation, as evidenced by increased delivery volumes, suggest continued interest in the stock, supporting its upward price movement.