期权交易创纪录推动标普500创新高，波动率指数接近2026年低点
A record-breaking week for options powers S&P 500 surge; volatility gauge is near 2026 low
The broad market benchmark soared to records this week, benefiting from options activity and a calmer VIX.
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