Crude Oil Inventory 30d Z-Score

Rolling 30-day Z-score of weekly EIA crude oil ending stocks. Positive = building inventory above the trailing window (bearish oil); negative = drawing below (bullish oil).

Category: calculated. Derived metrics combine multiple data sources into single indicators. These are computed server-side so you get the interpreted signal without building the calculation yourself.

API: GET /api/metrics/oil-inventory-zscore

Used in briefings: Commodities Oil, Energy Basket, Commodities Full Picture

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