KOSPI (^KS11) Index Forecast — Price Prediction & Analysis
^KS11
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View All Forecasts →Nested 60 / 80 / 95 calibrated expected-range · centered on current price (gold tick)
Containment = share of graded forecast-days the 60% band held; its 95% interval counts independent windows only (n_eff, non-overlapping, stride = horizon) — per-symbol audit; static backtest copy where the audit has no n_eff yet. Magnitude only, not a directional record.
2 of 7 models in band
± 9.65% expected move
backtest — refresh paused (#568)
Actionable · size by band. The validated edge is magnitude, not direction.
Coherent trend across 2H/1D/1W.
Context, not a trade signal · forward test pending.
Descriptive — does not size the band.
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Suitability · premium context. Whether options are rich or cheap to own here — sizing input, not a price call.
^KS11's calibrated band puts the expected move at ±6.3% over 7 days, widening to ±14.9% over 28.
Sigmacast expected range · containment-audited · early record · 83.1% (83 forecast-days · n_eff=8 independent windows) · CI 49–96% · as of 7 Nov 2026 · n_eff as of 8 Nov 2026 → full record
Across 83 graded 14-day forecast-days since 11 Jun 2026 (8 independent windows), ^KS11's expected-range band contained price 83.1% of the time (95% CI 49–96%; stated rate: 80%).
As of November 8, 2026, ^KS11 is trading at 5059.69. Our multi-model Sigmanomics forecast for this index 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.
Forecasts generated by Sigmanomics engine. Not financial advice.
SETUP
The KOSPI (^KS11) is a market index covered by the Sigmanomics analytics platform. The ^KS11 index closed at 5,050.29 on November 6, 2026, reflecting a decline of 6.10% from the previous close of 5,378.32.
WHAT'S DRIVING IT
Over the past 30 days, the index has experienced a strong downtrend with a decline of 28.12%, ranging between 4,912.30 and 7,171.44. The price currently trades below its 20-day moving average of 5,706.59. The 14-day RSI stands at 31.0, in the lower part of its range.
THE RISK
Over the same 30-day window, daily-return volatility was 3.20%, reflecting heightened price variability for this index. Over the past 52 weeks, ^KS11 traded between 3,833.35 (Nov 25, 2025) and 9,385.59 (Jun 19, 2026); the current price sits 46.2% below the 52-week high.
WHAT WE'RE WATCHING NEXT
Daily-return volatility of 3.20% runs elevated for this index, so price ranges are likely to stay wide — watch how price behaves around its recent range rather than treating any single level as fixed. ^KS11 is currently trading 11.50% below its 20-day moving average and sitting in the lower portion of its 52-week range. Its 14-day RSI reads 31.0, currently in neutral territory.
Macro correlations · context (not confirmation)
8 correlated indicators
Observed historical correlations, not forward signals.
Positively correlated: Imports YoY (KR) (r=+0.63), Export Prices YoY (KR) (r=+0.48), 30-Year KTB Auction (KR) (r=+0.48), Nikkei Manufacturing PMI (KR) (r=+0.45), PPI MoM (KR) (r=+0.45), PPI YoY (KR) (r=+0.45), Retail Sales YoY (KR) (r=+0.45), Construction Output YoY (KR) (r=+0.45)
Auto-generated from Sigmanomics market data. Last update Nov 2026.
Sigmacast forecasts span six horizons — 30-minute, 1-hour, 2-hour, 4-hour, 12-hour, and daily — refreshed continuously as new bars arrive.Related Pairs
Correlated Economic Indicators
Primary economy: South Korea economic indicators
