USD Index Signal
USD Index signal: tracking the strength of the US Dollar against major currencies.
Gemini Summary
Signal Summary:
- Configuration statement: Given a monthly value of 119.28, which sits below the 12-month moving average of 119.86 and reflects a -1.46% six-month change, this setup aligns with Downward-biased price paths and Indeterminate volatility, where the dominant risk is Mean reversion, not Trend continuation (1).
- The signal is currently classified as Bearish, representing a weakening regime for the U.S. Dollar index (1).
- Conviction Band: Medium; Interpretation Confidence: High Confidence; Internal Conflict Flag: No. Signal Stability Assessment: Volatile; Threshold Proximity: Near; Revision Sensitivity: Unknown.
Methodology Applied:
- A Weakening regime is defined when the index is below its 12-month moving average or the six-month percentage change is below -5% (1).
- Price position relative to the 12-month MA determines the core trend state, with a 0.5% hysteresis band often applied to level breaks (1).
- USD Index Signal (May 01, 2026) (1).
Key Dynamics:
- The primary driver is the price (119.28) falling below the 12-month MA (119.86), triggering the Bearish classification (1).
- Momentum has shifted lower, with the 6-month change moving from +0.75% in March to -1.46% in May (1).
- The signal is currently testing the 12-month MA, suggesting a state of inflection rather than deep trend maturity.
- Conditional Invalidation: A monthly close above 120.46 (approx. MA + 0.5% band) or 6-month momentum exceeding +5% (1).
- The regime has shown recent volatility, flipping from Bearish to Bullish in March 2026 before returning to Bearish in April (1).
Scenario Balance:
- Dominant base case: Persistence of a weakening dollar regime as price remains below historical averages.
- Upside risk: A sharp reversal in global risk appetite driving defensive dollar positioning above the MA.
- Downside risk: Acceleration of negative momentum toward the -5% threshold, further easing financial conditions.
Time Horizon & Aggregation:
- Time Horizon: Cyclical (months) due to the use of 6-month and 12-month lookback windows (1).
- Aggregation Weight Hint: Medium, as the signal is currently near a major regime threshold.
Macro Relevance:
- Informs global liquidity and financial conditions; a weakening USD acts as a proxy for easing (1).
- The implied mechanism suggests tailwinds for commodities and non-USD assets due to reduced global funding stress (1).
- Cycle position: Not determined.
- Typically interacts negatively with interest rate differentials and positively with risk-on sentiment.
Regime Context:
- The current regime is a re-entry into a weakening phase following a one-month Bullish interruption (1).
- Direction of change: Stabilising at lower levels after recent downward momentum.
Model Limitations:
- Lagging nature due to the use of a 12-month moving average window (1).
- Static thresholds may fail to adapt to shifts in underlying currency volatility regimes (1).
Data & References:
USD Index Chart

USD Index: tracking the strength of the US Dollar.
USD Index Table▸
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All views expressed are personal, based on publicly available information, and do not represent the views of any employer or reflect any proprietary or internal analysis. This information should not be relied upon for making investment decisions.
No representation or warranty is made as to the accuracy, completeness, or timeliness of the information, and no liability is accepted for any loss arising directly or indirectly from its use.