New York, United States
Abbreviation
NYMEX
Location
New York, United States
Region
Americas
Group
CME Group
Product Types
Energy, Precious Metals, Industrial Metals
The New York Mercantile Exchange (NYMEX) is the world's largest physical commodity futures exchange, tracing its origins to 1872 as the Butter and Cheese Exchange of New York. Now a division of CME Group, NYMEX provides global benchmark pricing for energy and metals markets including WTI crude oil, natural gas, heating oil, gasoline, gold, silver, copper, platinum, and palladium. NYMEX contracts are widely referenced for international energy and metals price discovery.
Houston Street Exchange was an early electronic over-the-counter (OTC) energy trading platform based in Houston, Texas, offering spot and forward contracts for crude oil and refined petroleum distillates. Launched in the late 1990s during the initial wave of online energy trading, the platform ceased operations in the early 2000s following the collapse of energy trading markets in the wake of the Enron scandal.
Flett Exchange was a New Jersey-based electronic exchange for environmental commodity credits, established around 2004. Flett specialised in US environmental market instruments including NOx (nitrogen oxide) allowances under the EPA SIP Call, SO2 (sulphur dioxide) allowances under the Acid Rain Program, Regional Greenhouse Gas Initiative (RGGI) carbon allowances, and Renewable Energy Certificates (RECs). The exchange served power generators, utilities, and compliance buyers navigating the complex US state and federal cap-and-trade regulatory frameworks for air emissions.
The Sioux City Grain Exchange (SCGX) is a local cash grain market based in Sioux City, Iowa, serving the Northwestern Iowa and surrounding tri-state agricultural region. As a traditional open-outcry grain exchange, it historically provided price discovery and merchandising services for corn, soybeans, and wheat. The exchange represents one of the regional grain markets that predates the consolidation of US grain pricing into national futures exchanges such as CME Group's CBOT.
The Memphis Cotton Exchange, founded in 1873 in Memphis, Tennessee, was a historic spot market for cotton pricing, grading, and trading in the American South. As one of the world's largest cotton-handling cities, Memphis became a natural hub for cotton commerce. The Exchange provided standardised grading and price reporting services for the US cotton industry for over a century, though trading activity and formal exchange functions have significantly diminished as futures markets and ICE took over price-discovery roles.