Why is Aditya AMC falling/rising?

As of 18-Sep, Aditya Birla Sun Life AMC Ltd's stock price is currently at 822.95, reflecting an increase of 2.1 (0.26%). The stock has shown a mixed performance recently, with a 1-week decline of 3.55% and a 1-month drop of 4.42%. However, it has outperformed the benchmark over the past year, generating a return of 9.14% compared to the Sensex's 0.08%. Today's trading activity indicates a rising investor participation, with a delivery volume increase of 101.89% against the 5-day average, and the stock is currently liquid enough for trading. The company has demonstrated strong long-term fundamentals, with a robust average Return on Equity (ROE) of 25.98% and positive financial results, including the highest operating cash flow and net sales in recent quarters, contributing to its recent price movement.
In the broader market context, the stock's short-term performance has lagged behind the Sensex, which has gained 1.80% over the past week. Despite this, the stock has shown resilience in the long term, outperforming the benchmark over the last three years and one year. The majority ownership by promoters and the company's strong financial metrics suggest confidence in its future performance, which may help stabilize its price amidst broader market fluctuations. Overall, while the stock has faced short-term challenges, its long-term outlook remains positive, supported by solid fundamentals and investor interest.