Security
Security means any note, stock, treasury stock, bond, debenture, certificate of interest or participation in any profit-sharing agreement or in any oil, gas, or other mineral royalty or lease, any collateral-trust certificate, preorganization certificate or subscription, transferable share, investment contract, voting-trust certificate, and any put, call, straddle, option, or privilege on any security or group or index of securities (including any interest therein or based on the value thereof), or, in general, any instrument commonly known as a security'; or any certificate of interest or participation in, temporary or interim certificate for, receipt for, or warrant or right to subscribe to or purchase, any of the foregoing. Security does not include currency; any note, draft, bill of exchange, or banker's acceptance which has a maturity at the time of issuance of less than nine months, exclusive of days of grace, or any renewal thereof, the maturity of which is likewise limited; a deposit or share account in a Federal or State chartered depository institution; a loan participation; a letter of credit or other form of bank indebtedness incurred in the ordinary course of business; units of a collective investment fund; interests in a variable amount (master) note of a borrower of prime credit; U.S. Savings Bonds; or any other instrument OTS determines does not constitute a security for purposes of this part.