今年一度达30%涨幅“全部抹去”，比特币陷入熊市

Core Insights - Bitcoin's price fell below $93,714, erasing all gains since the beginning of the year and entering a technical bear market [1][2] - The decline is attributed to waning optimism regarding the U.S. government's pro-crypto stance, a shift towards risk aversion in the macro market, and the quiet exit of institutional buyers such as ETFs [1][4] Market Dynamics - Bitcoin's price drop occurred after reaching a record high of $126,251 on October 6, with a subsequent decline triggered by unexpected comments from U.S. President Trump regarding tariffs, leading to global market turmoil [2] - Institutional participation has weakened, with over $25 billion flowing into Bitcoin ETFs this year, raising total assets under management to approximately $169 billion, but large buyers are now retreating [2][5] Sentiment and Behavior - The overall market sentiment is negative, with many retail investors choosing to exit early to avoid significant losses, particularly in the more volatile altcoin market [6] - A MarketVector index tracking the bottom 50 of the top 100 digital assets has reportedly dropped about 60% this year, reflecting widespread skepticism about capital deployment and a lack of bullish catalysts [6]