Stock Overlay

Compare how tickers move together

Overlays, correlation, event studies, and lag — so you can see when energy, consumer, or other ETFs react with the market.

Watchlists

Performance overlay

Indexed to 100 on the first common day — or volatility-scaled.

Correlation matrix

Click a cell to focus rolling correlation and lag on that pair. Pearson on daily returns.

Rolling correlation

Primary pair rolling window.

Lag analysis

Cross-correlation for lags −10…+10.

Down-day event study

Average peer returns when primary drops beyond a threshold.

Up vs down correlation

Matrices conditioned on primary up/down days.

Beta to primary

OLS beta of daily returns vs primary.

Partial correlation

Peer–peer correlation after removing primary (market) influence.

Leading / lagging ranks

Peers ranked by strongest |lag correlation| vs primary.

Crash-window correlation

Matrices recomputed inside historical stress periods (needs history back to 2008 on first run).

Spreads & ratios

Difference / ratio with rolling z-score bands (±2).

Relative strength

Return ranks over the lookback window.

Drawdown sync

Underwater curves and pairwise overlap of days in drawdown.

Sector baskets vs primary

Equal-weight normalized baskets (auto-fetches extra constituents when overlapping).

Co-sign calendar

Both up / both down / diverge for the focused pair.

Saved pairs board

Name and store comparisons; load focuses that pair.