FINANCE / OVERVIEW
Market overview
Explore published market data and research.
HISTORICAL DATA
Price charts
Daily close series from the published Yahoo Finance dataset. OHLC candles are unavailable in this source.
QUANT TOOLS
Risk & position sizing
Observed daily volatility and drawdown. Annualised volatility uses 252 sessions and requires at least 20 daily returns. Shorter samples show unavailable.
PUBLIC DATA
Data sources
Download the published market snapshots and research index used by this site.
Derivatives Markets
Futures Analysis
In-depth analysis of futures contracts and derivatives markets including HSI, commodity, and currency futures.
Hang Seng cash index — underlying context
Cash-index daily close with 20-day moving average and volume; this is not a futures contract price. Data sourced via yfinance (^HSI). Run scripts/fetch_hsi_futures.py to refresh.