Communication Services · band window Sep 25 – Oct 2
Communication Services 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 |
|---|---|---|---|---|
| −0.41σ | +0.51% | −1.09% | — | |
| +0.63σ | −0.85% | −0.35% | −0.03% | |
| −0.70σ | +1.43% | +0.57% | −0.53% | |
| +0.69σ | −1.37% | +0.04% | −0.31% | |
| +1.10σ | +1.53% | +0.13% | +0.70% | |
| +0.61σ | +2.78% | +4.35% | +4.39% | |
| −1.54σ | +1.83% | +4.66% | +4.80% | |
| −0.39σ | −3.93% | −2.18% | +2.08% | |
| +0.75σ | −0.89% | −4.78% | −0.35% | |
| +1.25σ | +1.86% | +0.96% | −1.24% | |
| −1.21σ | +3.22% | +5.14% | +0.11% | |
| −0.95σ | −2.99% | +0.14% | +1.10% |
2026-09-04 · −0.41σ 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.