In commodity and futures analysis, the spot price is the current cash-market price for the underlying commodity for immediate or customary near-term delivery. It refers to the actual or cash commodity at a specified time and place, so it is distinct from the price of a futures contract for delivery in a later contract month.
Spot is a delivery convention, not a contract month
The word “immediate” is less literal than it sounds. What qualifies as spot delivery follows the commercial conventions of the market: the accepted delivery window, location, grade or quality, and other transaction specifications can differ by commodity. Official energy-market definitions, for example, describe spot transactions as immediate or near-term delivery rather than imposing one universal same-day rule. A spot quote therefore has meaning only with its underlying specification; two prices labeled “spot” need not represent the same deliverable economic exposure.
This distinction becomes especially important beside futures. The front-month contract is still a futures price, even when expiration is close. The difference between a comparable cash price and futures price is the basis. As a physically delivered futures contract approaches delivery, the delivery mechanism normally encourages cash and futures prices to converge, but comparison requires like-for-like location, quality, and timing. A persistent gap may reflect those specification differences rather than a simple pricing error.
What researchers should verify before using a spot series
The term also appears in financial markets, but it does not identify the same kind of object in every market. In foreign exchange, a spot rate is the exchange rate agreed for an exchange of two currencies with cash settlement within two business days. For equity-index futures, “spot” or “cash” commonly refers to the current value of the underlying cash index—a calculated benchmark rather than a directly deliverable asset. Both are cash-market references, but one is a transaction rate and the other is an index level.
That distinction matters for data construction. In physical markets, a useful spot series should identify what is being priced, where, and under which delivery convention. In financial markets, the researcher should establish whether “spot” refers to a tradable cash transaction, a calculated reference level, or another market-specific cash benchmark. Substituting a nearby futures settlement for spot, or combining series with incompatible specifications, can distort basis, carry, hedge effectiveness, and convergence analysis. The practical rule is simple: spot is the current cash-market reference for a defined exposure, not merely the nearest price on the screen.