1. Expectations about interest rates in the US: The Federal Reserve greatly influences the markets. When there are signs that interest rates may rise or take a long time to fall, investors tend to move away from risk assets like BTC.

2. Movements of large wallets (whales): Large sales or purchases of BTC by institutional investors or whales can cause volatility.

3. Regulatory news: Any change (positive or negative) in regulations from countries such as the US, China, or the European Union affects the price of BTC.

4. Recent halving

5. Bitcoin ETF in the US

6. Speculative market