8月31日标普500指数（SPX）是上涨还是下跌？

Finance/Up or Down/Indicies

a month ago

daily

结束日期Aug 31, 2026

流动性$0

交易量$51.7K

OI$0.0255

规则

Ref

AI

$51.7K total volume. Resolves Aug 31, 2026. Odds via Polymarket, aggregated by Future.