Software · band window Oct 9 – Oct 16
SYNOPSYS
Equity · US · Software
Inside the expected range. No statistical dislocation.
Price basis: 2026-10-09 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
Click or tap the chart to see prices.
Price ($)
Shading: historic ±1σ · dots: close at or beyond the band
Prices shown 2025-10-09–2026-10-09 · 252 sessions
Sigma bands: 252/252 sessions
| Close date | Sigma | +1W | +2W | +4W |
|---|---|---|---|---|
| +0.66σ | — | — | — | |
| +2.35σ | +4.10% | — | — | |
| +2.11σ | +15.06% | +19.78% | — | |
| −0.60σ | +10.60% | +27.26% | — | |
| +0.16σ | −3.12% | +7.14% | +28.34% | |
| −2.29σ | +0.90% | −2.25% | +24.39% | |
| +1.05σ | −11.02% | −10.22% | −3.81% | |
| −0.99σ | +11.24% | −1.01% | −3.24% | |
| +0.22σ | −5.61% | +5.01% | −5.72% | |
| +1.20σ | +1.32% | −4.36% | −5.32% | |
| +0.55σ | +7.00% | +8.42% | +13.85% | |
| −0.36σ | +4.09% | +11.39% | +6.53% |
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 leans against the move, so the strikes below tend to 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.