Why is HDFC Life Insur. falling/rising?

As of 08-Jul, HDFC Life Insurance Company Ltd's stock price is currently at 794.45, reflecting an increase of 4.45, or 0.56%. The stock has been gaining for the last two days, with a total return of 1.32% during this period. It is also close to its 52-week high, being only 3.28% away from the high of Rs 820.5. Over the past year, the stock has outperformed the broader market, generating a return of 28.00% compared to the market's (BSE500) return of 1.98%. However, there has been a decline in investor participation, with delivery volume falling by 15.56% against the 5-day average, which may indicate some caution among investors despite the stock's positive performance.
In the broader market context, the stock's recent performance has been relatively strong, with a 5.36% return over the past month, while the benchmark Sensex has only increased by 1.85%. This suggests that HDFC Life is outperforming the market in the short term. The company's low debt-to-equity ratio and high institutional holdings at 39.05% indicate a solid financial position and confidence from institutional investors, which can contribute to the stock's upward movement. Overall, while the stock is experiencing positive momentum, the decrease in delivery volume may suggest a need for caution among retail investors.