What Is the Commodity Market? Types and How Commodity Trading Works

Search Fintrev

Search our guides, reviews and glossary.

A commodity market is a marketplace, physical or electronic, where raw materials and primary products are bought, sold or traded. Examples include crude oil, natural gas, gold, copper, wheat, coffee and cattle. Commodities are interchangeable: a barrel of crude or a bushel of wheat that meets a set grade is treated as equivalent to any other unit of that grade, whoever produced it. Because units are interchangeable, the goods can be traded in large volumes and contracts on them can be standardized. The commodity industry trades goods in two ways. One is the physical exchange of the goods. The other is a financial market in contracts whose value comes from those goods’ prices.

What Is the Commodity Market?

A commodity is a basic good taken from the earth or grown on it, then turned into something else: crude oil becomes gasoline and plastics, wheat becomes flour, cattle become beef and leather. What makes it marketable is fungibility: buyers need not inspect each lot, and one price can apply across the market. A branded smartphone is not a commodity, because each manufacturer’s product differs. The copper inside it is.

In U.S. law the term is broad. The Commodity Exchange Act of 1936 lists agricultural goods such as wheat, cotton, corn, soybeans, livestock and frozen concentrated orange juice, then extends the definition to all other goods, articles, services, rights and interests in which contracts for future delivery are or will be traded. Onions are excluded under a separate 1958 law. The legal definition therefore covers interest rates and stock indexes once futures trade on them.

Hard vs. Soft Commodities

• Hard commodities are natural resources that are mined or extracted: crude oil, natural gas, coal, gold, silver, copper, aluminum, platinum and palladium.
• Soft commodities are grown or raised: grains (corn, wheat, oats, rice, soybeans), “softs” in the narrow trading sense (coffee, cocoa, sugar, cotton, orange juice) and livestock (live cattle, feeder cattle, lean hogs).

Many traders and index providers use a finer split into energy, metals (precious and industrial), agriculture and livestock. The distinction matters because the two groups move for different reasons. Soft commodities follow growing seasons, weather and disease, and supply can change sharply from one harvest to the next. Hard commodities depend more on mining capacity, extraction costs, industrial demand and geopolitics. A drought hits corn but leaves copper alone. A conflict in an oil-producing region does the reverse.

For example, of cattle, lumber and crude oil, only crude oil is a hard commodity: it is extracted from the ground, while cattle and lumber are raised or grown.

How the Commodity Market Works

The commodity market runs on two tracks that depend on each other.

The first is the physical market. Here grain moves from farms to elevators, crude moves through pipelines to refineries, and metal moves from mines to smelters and manufacturers. Buyers pay for goods and take delivery.

The second is the financial market, where traders agree today on prices for goods to be delivered later. A contract may obligate someone to make or take delivery, but most participants close or roll positions before that happens and never handle a bushel or barrel.

The two tracks are tied together because derivatives are priced off the physical good. A futures contract on crude oil is only worth something because crude oil has a spot price. As a contract approaches expiry, its price is pulled toward the spot price, since holders can deliver or receive the actual good.

Spot Markets

Spot markets, also called cash markets, are where commodities are bought and sold for immediate (or near-immediate) delivery at the current price. A grain elevator buying a farmer’s harvest at today’s posted price is a spot transaction. So is a jeweler buying gold bullion from a dealer for delivery this week. Spot prices reflect current supply and demand at a particular place for a particular grade. That is why the same commodity can have different cash prices in different locations.

Forwards and Futures

A forward contract is a private agreement between two parties to buy or sell a set quantity of a commodity at a set price on a future date. Forwards are customizable: the parties choose the quantity, grade, delivery location and date. They trade over the counter (OTC), meaning directly between the parties rather than on an exchange. That flexibility carries counterparty risk: if the other side cannot pay or deliver, the contract may not be honored.

A futures contract is a forward that has been standardized and listed on an exchange. The exchange fixes the quantity, quality grade, delivery months and delivery terms, so every contract for a given month is identical and can be traded with anyone. A clearinghouse stands between buyer and seller, which removes most bilateral credit risk. Futures were standardized from forwards in the 19th century and became the main instrument of the financial commodity market.

Futures have several mechanics that set them apart from buying a good outright:

• Margin. Traders do not pay the full contract value. They post an initial margin, a good-faith deposit set by the exchange and broker, and must keep equity above a maintenance margin level. If losses push equity below that level, the trader gets a margin call and must add funds.
• Daily mark to market. Gains and losses are settled every trading day based on the settlement price. Profits are credited to the account and losses are debited. Losses do not wait for the position to close.
• Long and short. Buying a futures contract (going long) profits if the price rises. Selling one (going short) profits if it falls. A trader can sell first without owning the commodity.
• Expiry and delivery. Each contract has a last trading day. A holder who keeps a position open past that point may have to make or take delivery under the contract’s terms, or settle in cash for cash-settled contracts. Most speculators close out or roll into a later month before then.

Options on Commodities

A commodity option gives the holder the right, but not the obligation, to buy or sell a specified quantity of a commodity, or more often a futures contract on it, at a preset price (the strike price) on or before a set date (the expiration date). There are two basic types:

1. Call options give the holder the right to buy.
2. Put options give the holder the right to sell.

The buyer pays a premium for that right and can lose no more than the premium, while keeping the ability to profit if the price moves favorably. The seller (writer) collects the premium and takes on the obligation, which can produce large losses. A food manufacturer, for example, might buy calls on wheat to cap its flour costs while still benefiting if wheat gets cheaper.

A Worked Example: Hedging a Harvest

The following figures are hypothetical, chosen to show the mechanics. They are not actual contract terms or market prices.

A corn farmer expects to harvest 50,000 bushels in the fall. In spring, a futures contract for December delivery trades at $4.50 per bushel. Assume each contract covers 5,000 bushels, so the farmer sells 10 contracts to lock in roughly that price.

At harvest, two outcomes are possible:

Either way, the farmer ends up near $225,000, or $4.50 per bushel. The hedge gives up the upside of a price rise in exchange for protection from a fall. Two assumptions sit behind those neat numbers. First, the local cash price is assumed to move exactly with the futures price. In practice the gap between them, called basis, can change, so a real hedge locks in a price approximately rather than exactly. Second, transaction costs are ignored.

On the other side of that trade might be a cereal maker that buys December corn futures to fix its input cost, then takes physical supply from its usual suppliers when the time comes. If no natural buyer or seller is available at that moment, a speculator can take the other side.

A Worked Example: Leverage in a Speculative Trade

Again, hypothetical numbers: a speculator buys one crude oil futures contract covering 1,000 barrels at $70.00 per barrel, for a notional value of $70,000. Assume the broker requires $7,000 initial margin and $6,300 maintenance margin.

• If the price rises to $72.00, the gain is $2.00 × 1,000 = $2,000, about 29% on the $7,000 margin, from a move of under 3% in the oil price.
• If the price falls to $69.00, the loss of $1,000 drops account equity to $6,000. That is below the $6,300 maintenance level, so the trader gets a margin call and must deposit funds to restore the account. Under typical rules the deposit brings it back to the initial margin.
• If the price falls to $62.00, the loss is $8,000, more than the original margin posted.

The leverage formula behind this is simple: percentage return on margin = (price change × contract size) ÷ margin posted. Because the capital actually at risk in futures can exceed the margin, comparisons such as return on investment (ROI) against other investments should use that larger figure.

Who Trades in the Commodity Market

• Producers such as farmers, miners and oil companies sell their output and often hedge future production against falling prices.
• Consumers and processors such as refiners, food manufacturers, utilities and airlines buy inputs and hedge against rising prices.
• Speculators have no need for the physical good. They take positions to profit from price changes and absorb risk that hedgers want to shed. Their trading adds liquidity, which makes it easier for hedgers to enter and exit.
• Arbitrageurs try to profit from small price differences: between two exchanges, between spot and futures, or between related contracts such as crude oil and the products refined from it.
• Investors such as funds, institutions and individuals hold commodities for diversification or as an inflation hedge, often through funds or indexes rather than direct futures positions.

Traders also run spreads: positions on the price difference between two delivery months, two locations or two related commodities, such as buying soybeans while selling soybean meal and oil. These trades depend on relative value rather than overall price direction.

What Moves Commodity Prices

Commodity prices are set by supply and demand for the physical good, filtered through the futures market. The main drivers are:

• Weather and seasons. Droughts, floods, frost and the timing of planting and harvest affect agricultural supply. Weather also drives heating and cooling demand.
• Production and inventories. Mine output, drilling activity, crop yields and stockpiles determine availability.
• Geopolitics. Conflicts, sanctions and export restrictions can disrupt supply, especially for oil, gas and metals.
• Economic growth. Industrial demand for energy and base metals rises with activity and falls in downturns.
• Inflation. Commodities are raw inputs to the price level, and precious metals in particular are bought as a store of value when inflation rises.
• Interest rates. Higher rates raise the cost of carrying inventory and of holding assets that pay no income, such as gold.
• Currencies. Major commodities are generally priced in U.S. dollars, so dollar moves change their cost in other currencies and affect demand.
• Speculation and positioning. Large flows into or out of futures can amplify moves, a concern behind much of U.S. regulatory history.

Supply chain disruptions matter too. A port closure or refinery outage can widen the price gap between a raw commodity and its product, or between two locations, even when the headline price barely moves.

History of the Commodity Market

Early U.S. Markets and the First Exchanges

In colonial America, tobacco, timber and grain traded in centralized marketplaces, and merchants and farmers used forward contracts to manage costs when supply chains broke down. The Chicago Board of Trade (CBOT), founded in 1848, standardized how grain was traded, and its rules became the basis for modern futures. Specialized exchanges for cotton, livestock and metals followed.

These early markets were loosely policed. Cornering, which means buying up enough supply or contracts to dictate prices, was not banned at the CBOT until 1868. Unregulated “bucket shops” let customers bet on price moves without real trades being placed. States responded with a patchwork of laws, some banning commodity options and futures outright.

Federal Regulation Takes Shape

The Grain Futures Act of 1922 was the first major federal step. It required grain futures to trade on regulated exchanges and set reporting requirements, aiming to limit the extreme price swings of the period.

Scandals and violent price swings during the Great Depression hurt already distressed farmers, and Congress passed the Commodity Exchange Act (CEA) in 1936. It created the Commodity Exchange Commission (CEC) under the Department of Agriculture, with power to license exchanges and brokers, regulate trading practices and monitor large positions through limits meant to prevent corners.

The CFTC Era

In the early 1970s, rising fuel costs and unemployment set the stage for stagflation. In 1973, grain and soybean futures hit record prices, and speculators were widely blamed. Amendments to the CEA in 1974 created the Commodity Futures Trading Commission (CFTC) as an independent agency, with authority that reached beyond agriculture to precious metals and financial futures.

The CFTC soon faced options, foreign currency futures and a fast-growing interest rate derivatives market, along with new abuses: in 1978 it banned “London options” over widespread fraud, and in 1979 it halted trading in March wheat futures to stop price manipulation.

Electronic Trading, Crisis and Dodd-Frank

Computerized and then networked trading gradually replaced much of the open outcry floor. Several U.S. exchanges still keep open outcry in some form, but most trading is now electronic. In 2008, the financial crisis and a period in which wheat futures prices tripled brought new calls for regulation. The Dodd-Frank Wall Street Reform and Consumer Protection Act of 2010 expanded the CFTC’s jurisdiction to over-the-counter derivatives such as swaps, which had previously been largely unregulated.

Exchange Consolidation

U.S. exchanges consolidated quickly. In 2007, CME Group merged with the CBOT, and the New York Board of Trade merged with Intercontinental Exchange (ICE) to form ICE Futures U.S. In 2008, CME acquired the New York Mercantile Exchange (NYMEX) and the Commodity Exchange Inc. (COMEX). These exchanges now list futures and options on benchmarks from metals and energy to Treasury bonds and weather.

Examples of Commodity Markets

Most major U.S. commodity exchanges are in Chicago and New York. Some specialize in one group of products, and others list a broad range.

• CBOT (part of CME Group): corn, soybeans, wheat, oats, rice, ethanol, as well as gold and silver contracts.
• CME: livestock and dairy, including live cattle, feeder cattle, lean hogs, milk and butter, plus lumber.
• NYMEX and COMEX (part of CME Group): crude oil, natural gas, heating oil, propane and electricity, along with metals such as gold, silver, copper, aluminum, platinum and palladium.
• ICE Futures U.S.: soft commodities including coffee, cocoa, sugar and orange juice, plus ethanol.

Outside the U.S., the London Metal Exchange is a major venue for industrial metals, and the Tokyo Commodity Exchange is among the prominent Asian exchanges. Commodity trading that happens away from any exchange, through forwards, swaps and dealer contracts, makes up the over-the-counter market.

Regulation of Commodity Trading in the U.S.

The CFTC regulates U.S. commodity futures and options markets. Its legal mandate is to promote competitive, efficient and transparent markets and to protect participants from fraud and manipulation. In practice that includes setting and enforcing position limits, policing attempts to corner markets, overseeing exchanges and clearinghouses, and supervising firms and individuals who handle customer business. Since Dodd-Frank, its remit has also covered swaps.

Criminal enforcement sits with the Department of Justice, whose Market Integrity and Major Frauds Unit pursues fraud and manipulation such as spoofing, which means placing orders intended to be canceled in order to mislead other traders. Since 2019 it has charged roughly two dozen individuals at major banks and trading firms, including JPMorgan Chase and Deutsche Bank, and the companies have paid more than $1 billion in penalties.

Rules differ by country. A futures account with a U.S.-regulated broker on a U.S. exchange falls under CFTC rules. Contracts traded on foreign exchanges, or offered by firms outside the U.S., fall under those jurisdictions’ regulators, and the protections are not the same.

Ways to Get Exposure to Commodities

1. Physical ownership. Practical mainly for precious metals such as coins and bullion. Storage, insurance and dealer markups apply, and there is no income.
2. Futures contracts. Direct, leveraged exposure that requires a futures-approved brokerage account, margin and active management of expiries and rolls.
3. Options on futures. Defined-risk exposure for buyers (limited to the premium) but more complex pricing, and potentially large losses for sellers.
4. Commodity funds. Exchange-traded products (ETFs) that hold physical metal, futures or a commodity index and trade like stocks in an ordinary brokerage account. Futures-based funds must roll contracts, so their net asset value (NAV) reflects contracts rather than the spot commodity, and returns can drift from the spot price.
5. Producer stocks. Shares of miners, oil companies or agribusinesses. Their prices are linked to commodity prices but also reflect company costs, debt, management and the stock market as a whole.

For readers with a small budget, funds and producer stocks have lower minimums and simpler mechanics than futures. Some exchanges also list smaller “mini” or “micro” futures with reduced contract sizes, which cut the margin needed but keep the leverage.

Commodity Market vs. Stock Market

Commodity market

• Trades physical goods and contracts on them
• Supply shifts with seasons, harvests, production levels and disruptions
• No dividends; returns come from price changes
• Has historically been harder for individuals to access directly
• Prices can be highly volatile

Stock market

• Trades fractional ownership in companies
• Share supply changes mainly through new issuance or buybacks
• May pay dividends
• Broadly accessible through ordinary brokerage accounts
• Individual stocks and indexes may be less volatile than many commodities

What drives value. A stock’s value is tied to the issuing company’s earnings and to market sentiment about it. A commodity’s value depends on supply and demand for the good itself, along with weather, geopolitics and industry changes.

Who participates. Institutions and hedge funds are active in both. The stock market also connects companies raising capital with a wide base of retail investors, while the commodity market is built around producers, processors and end users of physical goods, plus the speculators who take on their risk.

How returns are made. Stockholders earn through price appreciation and dividends. Commodity holders earn only through price changes, and in futures that gain or loss is magnified by leverage. Physical commodities can cost money to hold (storage, insurance), while a stock costs nothing to hold beyond any fund or account fees.

How trading works. Stock trading is electronic and centralized on exchanges such as the NYSE and Nasdaq. Commodity trading is now mostly electronic too, but it remains connected to physical logistics (silos, pipelines, refrigerated rail cars) and relies heavily on futures and options, which have expiries, margin and delivery terms that stocks do not.

Commodities have at times moved differently from stocks, which is the basis for using them as a diversifier, but that relationship can break down. The Sharpe ratio over the period in question shows whether adding them improves a portfolio’s risk-adjusted results.

Commodity Trading vs. Currency Trading

Currency (forex) trading exchanges one national currency for another, with prices driven by interest rate differentials, central bank policy, trade balances and capital flows. There is no physical good, and most retail forex trades OTC through dealers. Commodity trading involves real goods with production cycles, storage costs, quality grades and delivery logistics, and much of it runs through regulated futures exchanges. Because many commodities are priced in dollars, a stronger dollar can weigh on their prices.

Why the Commodity Market Matters

The commodity market serves the wider economy in three ways:

• Price discovery. Futures prices aggregate the views of producers, consumers and speculators into a public price that farmers use to decide what to plant and manufacturers use to set budgets.
• Risk transfer. Hedging passes price risk to those willing to bear it, as the corn farmer’s hedge shows.
• Supply of raw materials. Centralized, liquid markets make standardized goods easier to source in large quantities.

Limitations and Risks

• Volatility. Weather events, conflicts and supply shocks can move prices sharply and quickly.
• Leverage. A futures position can lose more than the initial deposit, as the crude oil example shows.
• Delivery obligations. Holding a physically delivered contract into its delivery period may require making or taking delivery.
• Roll costs and tracking. Rolling futures can produce returns that differ noticeably from the spot price, depending on how near and far contract prices compare.
• No income. Returns depend entirely on price.
• Specialized knowledge. Trading well requires understanding supply chains, seasonal patterns and global events, such as politics in oil-producing regions.
• Manipulation and fraud. Markets have been cornered, spoofed and exploited by unregistered operators, so confirming that a broker is registered with the appropriate regulator matters.
• Hedging is imperfect. Basis changes, mismatched quantities or the wrong contract month can leave a hedger partly exposed.

Because of these risks, direct futures trading suits participants with a high risk tolerance and enough capital to meet margin calls. Many individuals get commodity exposure instead through funds or producer stocks, which have their own risks but do not require margin management.

FAQs

The Bottom Line

Producers, processors and individual investors all use commodity markets, but for different reasons and with different risks. Direct futures trading fits people with high risk tolerance and enough capital to meet margin calls, since leverage can produce losses larger than the initial deposit. Many individuals get exposure through commodity funds or producer stocks instead, and anyone trading should confirm that their broker is registered with the appropriate regulator.