From market research
to tested ideas.
Research U.S. stocks with fair-value estimates, Graham Scores, filings, and institutional holdings. Explore top-performing portfolios and backtest your own investment ideas.
Free to use. No card, no trial.
Today, in the market.
One live surface for price action, composite scores, earnings, macro and the market wire.
The terminal, up close.
Captured from the product on Nov 8, 2026 — each card opens the live page it was taken from.
A verdict, not a quote.
Our fair value for Apple — DCF and relative models blended, the gap to price stated plainly, the confidence scored, every assumption yours to change.
Open AAPL's valuation →
An 8-K, scored in about a minute.
Filings parsed straight off EDGAR: reported against estimates, the deltas, and a bull-or-bear read — on screen before the recap articles land.
Watch earnings live →
Track records funds never publish.
CAGR, alpha, Sharpe and drawdown computed from 13F books reconstructed back to 2013 — a ranking no marketing deck would hand you.
Open the 13F monitor →
Advanced Stock Screener
Slice the market any way you like: by fair value, Graham Score, growth, momentum or yield, across every US stock or just the S&P 500. Start from a ready-made screen or build your own, and find the standouts.
Open the screener →
Strategies that show their work.
Eight rule-based portfolios run in public — rebalances posted before the open, every fill recorded at the day's closing price, drawdowns on display.
See the strategy portfolios →
When insiders buy together.
Form 4s parsed daily from EDGAR — and when several insiders buy the same stock within days, the cluster surfaces on the front page.
Open insider filings →
What it's worth, and how we know.
Our own fair value for most S&P 500 companies, each with its confidence beside it — withheld where the models can't support one.
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A simplified two-stage model, calibrated so the default assumptions reproduce our published fair value. Drag the assumptions and watch the value move — the published number blends every model above with its own confidence, and the full workbench shows the real inputs.
Open the full modelInside institutional portfolios.
Quarterly 13F books, rebuilt — and the track records they imply, computed by us rather than claimed by the fund.
Where every number comes from.
Prices and filings come in raw; the fair values, scores and rankings are computed, gated and dated in our own pipeline.
What it costs.
- The live terminal, market map and stock screener
- Fair values, Graham scores and the stock pages
- The 13F monitor and live 8-K earnings
- Macro dashboard, short squeeze, market wire
- Watchlist and saved backtests
- 20 Backtest Lab runs a week
- Everything in the free account
- 25+ more rule-based strategy portfolios, with every trade shown
- An AI analyst that screens, backtests and builds a model portfolio for the risk level you choose — every figure sourced
- AI strategy builder: describe a strategy in plain English and test it in seconds
- AI earnings briefs: every 8-K turned into a plain-English analyst note — what changed, the guidance, and how it compares with peers