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Sam Bourgi is an analyst, writer and financial market commentator featured in and cited by U.S. Congress, Department of Justice, Chicago Board Options Exchange, Barron's and Forbes. He covers stocks, bonds, mutual funds, ETFs, forex, Bitcoin, cryptocurrency, real estate and macroeconomics. He has written over 25,000 articles and over 40 whitepapers and e-books.
Sigmacast expected range · 7–28-day calibrated zone
Premium grade: 2026-09-10 05:08 UTC
SPY's options premium sits in the typical range. Sigmacast's calibrated band is sized from realized volatility and graded against every terminal close as its audit record builds. That grade is the same at all three horizons — each one's band is below.
Nested 60 / 80 / 95 calibrated expected-range · centered on current price (gold tick)
Macro correlations · context (not confirmation)
8 correlated indicators
Observed historical correlations, not forward signals.
Positively correlated: Total Vehicle Sales (r=+0.88), All Car Sales (r=+0.75), Information Payrolls (r=+0.72), BoE Consumer Credit (r=+0.72)
Inversely correlated: Non Defense Goods Orders Ex Air (r=-0.89), PCE Price Index MoM (r=-0.73), Producer Price Index (r=-0.72), Consumer Inflation Expectation (r=-0.71)
As of September 10, 2026, SPY is trading at 762.39. Our multi-model Sigmanomics forecast for this stock generates expected price ranges (magnitude, not direction) across 7-day, 14-day, and 28-day horizons, each with a recent-path character readout. Based on ensemble models including SIGMACAST, Σ-Adaptive, and Σ-Trend with model-agreement confidence bands. Updated daily.
Forecast data unavailable for this horizon.
Forecasts generated by Sigmanomics engine. Not financial advice.