Company Performance: NHPC's financial results, including revenue, profit margins, and earnings per share, directly impact investor confidence and stock valuation. Strong performance typically leads to price increases.

Market Sentiment: Overall investor mood towards the Indian stock market (NSE) and the power sector influences NHPC's stock price. Positive sentiment drives buying, while negative sentiment can trigger selling.

Government Policies: Policies related to hydropower projects, renewable energy targets, and electricity tariffs significantly affect NHPC's profitability and future growth prospects, thus impacting its stock price.

Economic Conditions: Broader economic factors like inflation, interest rates, and GDP growth in India influence investment decisions and can affect the demand for NHPC's stock.

Hydrological Factors: Rainfall patterns and water availability in NHPC's project areas impact electricity generation, affecting revenues and profitability, which in turn impacts the stock price.

Regulatory Changes: Changes in environmental regulations, land acquisition policies, or power sector regulations can create uncertainty or opportunities for NHPC, impacting investor perception and stock value.