Benchmarks & ETF · band window Sep 25 – Oct 2
Roundhill Memory ETF
ETF · Global / other regions · Semiconductors · Memory
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
Click or tap the chart to see prices.
Price ($)
Shading: historic ±1σ · dots: close at or beyond the band
Prices shown 2026-04-02–2026-09-25 · 122 sessions
Sigma bands: 116/122 sessions · missing bands show price only
| Close date | Sigma | +1W | +2W | +4W |
|---|---|---|---|---|
| +0.56σ | — | — | — | |
| +0.12σ | +3.86% | — | — | |
| −0.12σ | +0.86% | +4.75% | — | |
| +0.97σ | −0.99% | −0.13% | — | |
| −0.37σ | +6.91% | +5.86% | +10.89% | |
| +0.08σ | −3.21% | +3.48% | +3.35% | |
| +1.37σ | +0.63% | −2.60% | +3.11% | |
| +0.03σ | +13.28% | +13.99% | +17.96% | |
| −0.38σ | +0.46% | +13.80% | +10.84% | |
| +0.06σ | −5.32% | −4.89% | +8.42% | |
| −1.32σ | +0.91% | −4.46% | +8.73% | |
| +0.25σ | −16.37% | −15.61% | −19.73% |
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.