Historical fundamental stock rankings for US-listed companies
AI-powered trading platform for backtesting, paper trading and live algo trading on US stocks and ETFs
Stage
Not given
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Founded
Not given
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Based in
BR
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Pricing model
Freemium
Freemium
Pricing
Free: Public Archive through 2021. Founding membership: $99/year (locked price until October 31, 2026). Standard annual membership: $149/year. Monthly plan: $19/month.
Free plan (no time limit, no card required): replay, trading journal, backtests and paper trading. Trader: $29/month or $290/year includes Spyglass AI (up to 30 messages/day), unlimited replays, overfitting checks. Quant: $79/month or $790/year adds live trading, 75 Spyglass messages/day, unlimited
Key features
Historical fundamental rankings from 1996 through 2021
HDB Score composite metric
Compare up to four companies side by side
Tenure rankings measuring consistency
Portfolio research shortlist for members
Current and recent rankings for members
Spyglass AI: describe any setup or indicator and it builds and tests the strategy
Market replay to practice trading past market days without risking money
Trading journal to import, replay and analyze your trades
Backtesting with overfitting checks to validate strategies on historical data
Paper trading to deploy strategies risk-free against live market data
Live trading with broker connection and risk controls
Dead Man's Switch to close positions if browser stops responding
No coding required; builds strategies from natural language descriptions
Access to 11,511 US stocks and ETFs
Portfolio analytics including expectancy, MAE, MFE and performance attribution
What makes it different
26 years of free historical data through 2021 requires no account
Proprietary HDB Score algorithm based on historical fundamentals
Built independently with publicly documented methodology
Focuses on fundamental consistency rather than predicting returns
AI builds strategies from plain language without any coding needed
Complete workflow from practice to live trading in one platform
Overfitting checks built in to every strategy test
Replay any past trade on the chart to learn from it
Holder Dashboard
TraderPier