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Optimize and track your
portfolios with data

Build portfolios, share them with the
community, and analyze your risk.

Why Redstone

Data-first approach to
portfolio optimization

3,400+
Securities Tracked
5Y+
Historical Data
Daily
Data Refresh
50+
user portfolios

Built for the next generation
of investors

Redstone is designed to give you a statistical edge in the markets.

-100%0%100%200%300%0%25%50%75%100%125%AAPLNVDATSLADELL1Y returnVolatility

Compare any stock
vs any ETF

Returns, drawdowns and risk side by side. Free, no account needed.

vs

Popular comparisons

Diversification you can measure

Redstone tracks volatility, drawdowns and risk-adjusted returns for every portfolio, so you can see what each holding adds.

Portfolio

1 holding

  • TSLATesla Inc.
    100.0%
Past year-30%-10%+10%+30%-9.7%
Volatility
45.21%
Worst drop
-39.10%
Sharpe ratio
-0.10

Real figures from the past year, to the Oct 26, 2026 close.

Trusted by investors worldwide

Join a community of investors who build publicly available portfolios.

“I've been using PortfolioLab for a few years, but Redstone can probably replace it for most people. it's a lot faster, and the UI is great”
Michael Chen
Student
“I love being able to browse portfolios created by other users. I can just filter for my specific risk tolerance and choose from many different options”
Sarah Williams
Independent Investor
“The dashboard is my main selling point. I used to switch between multiple tools to analyze my portfolios but Redstone does a great job of combining everything in one place”
David Park
Quantitative Analyst

Choose your plan

Start free and upgrade as you grow. All plans include access to our core features.

Starter

Perfect for getting started with basic features

$0/month
  • 5 portfolios
  • 10 assets per portfolio
  • 3 portfolio optimizations a day
  • 25 watchlist items
  • Every chart and risk metric
  • Stock, ETF and portfolio screeners
  • Daily market updates
Get Started
Recommended

Plus

Best for active traders and serious investors

$15/month
  • Everything in Starter
  • 25 portfolios
  • 25 assets per portfolio
  • 50 portfolio optimizations a day
  • 50 watchlist items
  • Private portfolios
  • Cancel anytime
Get Plus

Pro

For power users who want the best experience

$50/month
  • Everything in Plus
  • Unlimited portfolios
  • Unlimited assets per portfolio
  • Unlimited portfolio optimizations
  • 75 watchlist items
  • Priority support
  • Early access to new features
Get Pro

Ready to optimize your portfolio like a Wall Street quant?

Don't rely on intuition, start making data-driven decisions today.