3-2-1 Crack Spread today: chart and history
Data updated October 13, 2026
65.94USD per barrel (approx.)
The 3-2-1 crack spread is two barrels of gasoline plus one barrel of heating oil minus three barrels of WTI crude, divided by three (gasoline and heating oil converted from gallons at 42 per barrel). On October 13, 2026 it stood at 65.94, above its one-year average (+1.2 standard deviations).
Approximate refining margin: two barrels of gasoline plus one of heating oil minus three of crude.
Where it stands
- Latest
- 65.94
- Change 1 year
- —
- 1-year low
- 19.30
- 1-year high
- 76.32
- z-score vs 1-year average
- 1.21
- Percentile, 1 years
- 90
- History
- 1.4 years
- Unit
- USD per barrel (approx.)
3-2-1 Crack Spread history
Questions
How is the 3-2-1 crack spread calculated?
It is two barrels of gasoline plus one barrel of heating oil minus three barrels of WTI crude, divided by three (gasoline and heating oil converted from gallons at 42 per barrel). MEDGE computes it from daily spot closes on the dates both prices are available.
What is the 3-2-1 crack spread today?
On October 13, 2026 it was 65.94 USD per barrel (approx.), above its one-year average. Over the last year it ranged between 19.30 and 76.32; today's value sits at the 90th percentile of the last 1 years.
What does the 3-2-1 crack spread tell you?
Approximate refining margin: two barrels of gasoline plus one of heating oil minus three of crude.
Related
Source: MarketStack commodity prices. Figures are historical and descriptive; they are not forecasts and not investment advice. MEDGE Capital does not recommend buying or selling any instrument. Risk disclaimer.