The shape of the oil futures curve — whether it’s in contango or backwardation — tells you more about market fundamentals than the spot price alone. Understanding this concept is essential for anyone trading or investing in energy markets.
What is Contango?
Contango occurs when futures prices are higher than the spot price. The curve slopes upward: the further out in time, the more expensive the contract.
What it signals: Oversupply. There’s more oil available today than the market needs, so traders expect prices to recover later. Storage becomes profitable — buy cheap physical oil today, sell expensive futures, pocket the spread minus storage costs.
Famous example: In April 2020, WTI contango reached $60/barrel between the front month and one year out. Traders filled every available storage tank, including supertankers anchored at sea.
What is Backwardation?
Backwardation occurs when futures prices are lower than the spot price. The curve slopes downward: nearby contracts are more expensive than deferred ones.
What it signals: Tight supply. The market needs oil now and is willing to pay a premium for immediate delivery. This is typically bullish — it means inventories are drawing and supply is constrained.
Famous example: Brent crude spent most of 2022 in steep backwardation (>$5/barrel between M1 and M3) as Russia’s invasion of Ukraine disrupted supply chains.
Why Does the Futures Curve Shape Matter?
- For traders: Contango creates “roll yield” losses for long-only ETF investors. Backwardation creates roll yield gains. This is why USO (the largest oil ETF) chronically underperforms crude oil in contango markets.
- For producers: Backwardation incentivizes immediate production. Contango incentivizes storing oil and waiting.
- For analysts: The M1-M3 spread is a real-time indicator of supply/demand balance, updated every second the market is open.
- For OPEC: They target backwardation as a sign their production cuts are working. Deep contango signals policy failure.
Key Spread Metrics
- M1-M3 spread: Front month minus 3-month. The most-watched short-term indicator.
- M1-M12 spread: Front month minus 12-month. Shows the full annual curve shape.
- Brent-WTI spread: Different from contango/backwardation — this measures the Atlantic Basin arb.
Track the Futures Curve
View live Brent and WTI futures curves on our Oil Prices & Market Dashboard, updated throughout the trading session.