SEC	Securities and Exchange Commission
Seller	someone who promotes or exchanges goods or services for money
Settlement Price	The price at which the clearinghouse each day settles all accounts between clearing members for each open position in each contract month of each futures and options contract. Settlement prices are used to determine both margin calls and invoice prices for deliveries.
Short	(1) The selling side of an open futures contract; (2) a trader whose net position in the futures market shows an excess of open sales over open purchases; (3) selling (granting) an options contract.
Side
Spot	(1) Market for immediate delivery and payment of the product. (2) Nearest delivery month of a futures contract.
Spot Equivalent Futures
Spot Price	The price at which a physical, actual or spot commodity is selling at a given time and place.
Spread	The purchase of one futures or options contract against the sale of another futures or options contract on the same or related commodity, security, currency or index.
Squeeze	Situation in which those who are short cannot repurchase their contracts, except at an artificially inflated price, normally resulting from a temporary shortage of the item underlying the futures contract.
Supply	The total amount of a good or service available for purchase by consumers.
Swaps	an agreement to exchange cash flows in the future according to a prearranged formula