Breadth Signal

Research Tools

Free interactive charts and calculators built on our production breadth data. No subscription required — explore market internals, compare regimes, and share results.

Market Internals

QQQ & SPY Market Breadth, Regime Duration & Transitions
Interactive equal-weight vs cap-weight breadth chart with Distortion Score, current regime duration versus historical maximum, historical transition frequencies, and crash or calendar-year windows from 2007 to today. Daily and weekly resolution.
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Monthly Investing

DCA Calculator — Payday Trap vs Accumulator
Interactive 20-year SPY and QQQ comparison of blind first-of-month DCA against the Accumulator system. Scale the Alpha Gap to your monthly contribution, then walk through why calendar timing alone barely moves outcomes while systematic sizing does.
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