The price fluctuations of #Bitcoin are influenced by several key factors, including:

1. Supply and demand: As with any asset, the balance of supply and demand directly affects the price. An increase in demand for Bitcoin, against a stable or decreasing supply, leads to a rise in price.

2. News and media trends: News reports about global events, such as regulatory trends or fraud cases, can significantly impact investor confidence and thus affect prices.

3. Institutional investment: The entry of major companies and financial institutions into the Bitcoin market can enhance confidence and increase demand, thereby driving up prices.

4. Legislation and regulation: Any changes in laws or regulations related to digital currencies can affect the market. Strict laws may lead to price declines, while legislation that supports usage may boost it.

5. Financial market fluctuations: Bitcoin is often affected by the movements of traditional financial markets. During times of economic instability, investors may turn to Bitcoin as a safe haven.

Understanding these factors can help investors make informed decisions.