A dealer on a stock exchange, currency market, or commodity market who expects prices to fall, often selling securities without owning them in anticipation of repurchasing them at a lower price.
Commodities are raw materials or primary agricultural products that can be bought and sold, ranging from grains and metals to livestock and other goods.
Open interest represents the total number of outstanding contracts in a commodity or options market, which have not yet been exercised, closed out, or allowed to expire.
