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South Korea Foreign Exchange Reserves climbed to 430.66B in November 2025, released December 2025, up 1.84B from October's 428.82B reading. The reading matched the 430B consensus. Foreign Exchange Reserves has now risen for 6 consecutive months. Over the past 3 months, Foreign Exchange Reserves averaged 425.42B, vs 413.81B in the prior 3-month window. Foreign Exchange Reserves is now the highest in 37 months.
across last 12 releases
Dec 2025
Sigmacast Σ-direction model: consensus + ½ × mean(surprise, trailing 90d).
| Symbol | Direction | Correlation | Asset Class | Co-movement | Action |
|---|---|---|---|---|---|
| Nikkei 225 | ▼ Inverse | −0.50 | INDEX | Moves against | → View |
| USD/KRW | ▼ Inverse | −0.49 | FOREX | Moves against | → View |
| KOSPI | ▼ Inverse | −0.35 | INDEX | Moves against | → View |
| S&P 500 | ▲ Direct | +0.29 | INDEX | Moves with | → View |
| BTC/USD | ▲ Direct | +0.28 | CRYPTO | Moves with | → View |
Correlation based on 12-month rolling window. Click any symbol to view its Sigmanomics forecast page.
Foreign Exchange Reserves (South Korea) was reported at 442.28 billion in September 2026. The reading rose from the previous value of 427.90 billion. Trailing 12-month context per ETL data through September 2026. Over the past 12 months, the indicator has averaged 429.34 billion, ranging from 422.02 billion to 442.28 billion across 12 releases.
The trailing three releases averaged 437.49 billion, up from the prior three at 426.09 billion. Volatility over the past year (σ 6.18 billion) is higher than the prior year (σ 4.70 billion). In September readings over the past 3 years, Foreign Exchange Reserves has averaged 429.19 billion.
Historically, this indicator is negatively correlated with Nikkei 225 (Bearish Nikkei 225). A secondary relationship exists with USD/KRW, negatively correlated (Bearish USD). Over the last 12 releases, the Sigmacast model's median absolute error is 2.56 billion.
The next release is scheduled for October 5, 2026. Same-country events in the next 14 days include Consumer Confidence (Sep 22).
Auto-generated from current model state · Refreshes on each release · Last update September 2026.
Foreign Exchange Reserves refer to the amount of foreign currency held by a country's central bank. These reserves are used to maintain stability in the country's currency and to fulfill international payment obligations. They serve as a measure of a country's economic strength and ability to withstand external shocks. Foreign Exchange Reserves are an important financial indicator for investors and policymakers, providing insight into a country's monetary policy and its ability to manage its currency.
This release contributes to the broader macro picture used by cross-asset investors for positioning and risk management. The release is more useful as part of a longer-run signal than as a single-print catalyst. Released monthly.
Latest reading (Aug 2026): actual 442.3 M. Prior reading (Jul 2026): 427.9 M. Before that (May 2026): 427 M.
Sigmacast's 1-month forecast points to a similar reading versus the latest print, with the 3-month outlook reinforcing that direction. Both horizons are aligned bullish for this indicator, suggesting a consistent trend signal. Trend-driven dynamics are the primary tailwind in the current projection. This indicator correlates most strongly with Nikkei 225 (Bearish Nikkei 225, r=-0.50) — a useful reference for index-focused traders.
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