Metaplanet转移3881枚比特币，非出售
Live updates: Bitcoin at $63,600 as Japan's Metaplanet moves 3,881 BTC between wallets
Blockchain data shows the Japanese treasury firm moved the bitcoin between wallets it controls, not to an exchange, so the transfer isn't a sale despite its $1.4 billion paper loss.
更进一步：量化金融体系
看懂新闻只是起点——沿量化金融路径，把它变成能交付的工程能力