Materials · band window Sep 25 – Oct 2
Materials Select Sector SPDR
ETF · US · Sector ETF
Inside the expected range. No statistical dislocation.
Price basis: 2026-09-25 US regular-session close · candle and GEX OI timestamps are shown separately on the chart.
This link opens the latest data for this symbol.
30-minute candles · US regular session (ET)
Each date uses its own weekly band · settled bands are retained
The latest weekly band is hidden because its anchor-date IV is unverified.
Click or tap the chart to see prices.
Price ($)
Shading: historic ±1σ · dots: close at or beyond the band
Prices shown 2025-09-25–2026-09-25 · 252 sessions
Sigma bands: 238/252 sessions · missing bands show price only
Anchor-date IV unverified for 14 sessions · bands and sigma hidden
| Close date | Sigma | +1W | +2W | +4W |
|---|---|---|---|---|
| −0.66σ | −2.84% | −4.67% | — | |
| −0.27σ | −1.39% | −4.19% | −6.36% | |
| +0.92σ | −0.67% | −2.05% | −6.63% | |
| −0.24σ | +1.90% | +1.22% | −3.03% | |
| +1.79σ | −0.61% | +1.29% | −0.79% | |
| −0.62σ | +4.82% | +4.18% | +5.45% | |
| +0.56σ | −1.62% | +3.12% | +4.45% | |
| −0.27σ | +1.44% | −0.20% | +3.98% | |
| −0.87σ | −0.71% | +0.73% | +3.87% | |
| +0.30σ | −2.15% | −2.85% | −3.04% | |
| −0.15σ | +0.79% | −1.38% | −0.66% | |
| −0.22σ | −0.41% | +0.39% | −2.47% |
2026-09-04 · −0.66σ after the close
Selected close = 0% · up to 4 weeks · select a date above
Close-to-close price changes, excluding dividends and costs. — means future or unavailable. Predictive value is unverified.
Dealer gamma stacked at each strike. The dashed lines are this week's ±1σ edges, so whether a thick strike and a band edge land on the same price is readable in one view.
Hedging runs with the move, so levels break faster than they hold.
All expirations, strikes within ±10% of spot. Open interest settles once a day, so these levels move on the same cadence as the σ band.
A daily snapshot, not a live quote. Prices are taken as the upstream feed supplies them.