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Correlations, Portfolios

Correlations are important both for signs of future price movement by watching related data and for protection of portfolios during market downturns.

Correlation Lens

Multi-Horizon Correlation Map. Correlations are calculated over selectable 25, 90, or 250 business-day horizons for a variety of assets. Historical volatilities are shown on the diagonal. Click play below to examine the relationship through time. For pairs, click on the bubble first.

Calendar note: RiskSnap currently uses a Monday-Friday analytical calendar. Some exchanges, including Saudi Arabia, trade Sunday-Thursday.

Ready.
FX / BTC / Yields / Inflation
Commodities / Treasury Futures
Equities / indices / Yahoo codes
Presets
Enter Yahoo symbols, separated by commas or spaces. Non-Yahoo symbols, if selected by a check mark, are included in the correlation analysis but not in the portfolio analysis.
Portfolio Analytics
Holdings
Use the Correlations section to select holdings, then enter the number of units held and the portfolio’s Book Cost. For equities, units are shares; for futures, enter the underlying units represented by the position (Treasury futures: 1,000 units per contract; use the +1/−1 contract buttons). Equity options may be added below. If desired the portfolio may be saved locally in your cache. When no saved portfolio is loaded, RiskSnap creates an approximately equal-notional portfolio from the selected holdings, using one or more whole contracts for futures. Click the chart button beside a holding for price history.
Market Prices: Not refreshed Risk Data: Latest completed EOD
Security EOD price Market price Units Agreed price Initial margin (USD) EOD Value Current Value Vol (EOD) TTM Yield1 An. Wtd. Total Return Sharpe Ratio Beta vs SPY Beta vs ^FVX (5Y yield)
Equities/futures subtotal — — —
1 Div is the trailing twelve-month (TTM) dividend or distribution yield for the selected EOD date: split-adjusted cash dividends or ETF distributions during the preceding 12 months divided by that EOD price.
5Y rate sensitivity: A coefficient of 0.0541 means an estimated 0.541% asset return for a 10 basis point rise in the US 5-year yield. Yield changes are measured in percentage points; this is a historical relationship, not a forecast.
Book Cost: Enter the net cost of the positions: share purchase prices plus fees, futures fees, and option premiums plus fees. Premiums paid are positive; premiums received for written options are negative. Exclude margin deposits, which are collateral. Gain/Loss equals signed Market Value less Book Cost. Enter the combined Book Cost for all positions above.
Futures: Enter the agreed price and a signed quantity: positive units are bought and negative units are sold. Futures value equals (market price − agreed price) × signed contracts × contract factor. Initial-margin defaults are IBKR Canada/US overnight requirements in USD as of September 20, 2026 and remain editable.
Equity Options
Contracts are signed: positive is long and negative is short. The multiplier is fixed at 100. EOD Value = EOD model price × signed contracts × 100. Delta-equivalent shares = signed contracts × 100 × option delta; these are risk exposure, not shares owned.
Option prices versus risk volatility: Current and EOD option prices use implied volatility (IV) from the currently loaded smoothed surface, selected at the strike relative to the current stock price. Outside the grid, IV uses the nearest moneyness or tenor boundary. EOD uses the EOD stock price and time remaining from the EOD date, but the same current IV, rate and forward dividend yield from the surface; it is a model estimate, not an EOD option quote. The Price button loads the surface again in the pricer, so its result may differ if market inputs have changed. Portfolio volatility in Analytics is calculated from historical equity returns, not this option IV. Options and futures are excluded from equity-only volatility, beta and Sharpe.
UnderlyingTrade dateExpiryStrikePut/CallContractsMultiplierEOD SpotCurrent SpotFwd YieldIV (current)EOD model priceCurrent model priceDelta-equiv. sharesEOD ValueCurrent Value
No equity options added.
Portfolio Market Value (EOD)
Available after Matrix History loads.
TTM Dividends Used for Matrix History
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Backtesting & Matrix History
Latest matrix
Speed:
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The slider is a historical market scenario applied to today’s positions. Shares and futures contracts stay fixed. Each option uses historical spot and IV selected for historical strike/spot moneyness from today’s smoothed grid. Remaining time to expiry stays fixed; r uses that date’s USD 1Y Treasury rate and d uses the preceding year’s dividends divided by that date’s stock price. Historical IV itself is unavailable. The correlation matrix and risk measures use each historical EOD date. 250 consecutive daily matrices are shown, each using the selected correlation period.
Latest
Click a bubble to view the selected rolling correlation