call with different strike prices and the same expiration are either both bought or both sold. Related: Straddle Combined financial statement A financial statement that merges the assets, liabilities, net worth, and operating figures of two or more affiliated companies. A combined statement is distinguished from a consolidated financial statement of a company and subsidiaries, which must reconcile investment and capital accounts. Come in In the context of general equities, a fall in price. Come out of the trade In the context of general equities, trader'sposition in a security that results from executing a trade (or the expectations thereof). Antithesis of going into the trade. Comeout In the context of general equities, the opening. Antithesis of the close. COMEX A division of the New York Mercantile Exchange (NYMEX). Formerly known as the Commodity Exchange, COMEX is the leading US market for metals futures and options trading. Comfort letter A letter from an independent auditor included in a preliminary prospectus stating that, while a full audit has not been undertaken, the auditor has done a 'review' sufficient to assure that financial statement information in the preliminary prospectus is correctly prepared to the best of the auditor's knowledge. The auditor in effect states that, had a full audit been done, they are comfortable that the audited financial statements would not be materially different from the ones presented in the preliminary prospectus. Commercial bank Bank that offers a broad range of deposit accounts, including checking, savings and time deposits and extends loans to individuals and business. Commercial banks can be contrasted with investment banking firms, such as brokerage firms, which generally are involved in arranging for the sale of corporate or municipal securities. Commercial draft Demand for payment. Commercial hedgers Companies that take futurespositions in commodities so that they can guarantee prices at which they will buy raw materials or sell their products. Commercial invoice Bill for merchandise sold. Commercial letters of credit Trade-related agreement that a certain amount of bank funds is available to an entity. Commercial loan A short-termloan, typically 90 days, used by a company to finance seasonal working capital needs. Commercial Mortgage Backed Securities Similar to MBS but backed by loans secured with commercial rather than residential property. Commercial property includes multi-family, retail, office, etc., They are not standardized so there are a lot of details associated with structure, credit enhancement, diversification, etc., that need to be understood when valuing these instruments. Commercial paper Short-term promissory notes either unsecured or backed by assets such as loans or mortgages issued by a corporation. The maturity of commercial paper is typically less than 270 days; the most common maturity range is 30 to 50 days or less. They are usually sold, like Treasury bills, at a discount. Commercial property Real estate that produces some sort of income-producing property. Commercial risk The risk that a debtor will be unable to pay its debts because of business events, such as bankruptcy. Commingling In the context of securities, this involves mixing customer-owned securities with brokerage firm-owned securities. This process is referred to as rehypothecation, which is