Redstone
Stock & ETF risk and backtests
Redstone answers questions about how US stocks and ETFs have performed and how risky they've been. Compare up to five tickers side by side (VOO vs QQQ, SCHD or VYM), backtest a portfolio you describe (60% VTI, 40% BND) against the S&P 500, screen about 2,500 US-listed stocks and 940 ETFs by return, max drawdown, volatility, Sharpe ratio or dividend yield, or browse the portfolios Redstone's users shared and its model portfolios.
What you can ask
- Compare VOO and QQQ over the last 5 years
Example path
MCP connector
- Server URL
https://redstonemarkets.com/api/mcp- Login
- None
- Protocol
- MCP 2026-07-28 · Interactive UI
- Instructions
Redstone (redstonemarkets.com) has end-of-day (not real-time) analytics for about 2,500 US-listed stocks (the Russell 1000, the largest foreign companies and every other stock trading $10M+ a day) and about 940 US ETFs: YTD, 1-year and 5-year annualized returns, past-year risk (max drawdown, volatility, Sharpe, Sortino, beta and alpha vs SPY), dividend yield, correlations, backtests of hypothetical weighted portfolios, screening, and the public portfolios Redstone's users shared and its model portfolios. Returns are total returns in percent: split-adjusted, with dividends reinvested on the ex-date (dividends paid in currencies other than USD are left out). Present results as historical data, not investment advice or predictions. Link the Redstone page each result includes.
Tools
Reads data6
Skills
None in the store listings or on the server