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. The term security does not include:
(1) A deposit or share account in a federally or state insured depository institution;
(2) A loan participation;
(3) A letter of credit or other form of insured depository institution indebtedness incurred in the ordinary course of business;
(5) Any note, draft, bill of exchange, or bankers acceptance which has a maturity at the time of issuance of not exceeding nine months, exclusive of days of grace, or any renewal thereof the maturity of which is likewise limited;
(6) Units of a collective investment fund;
(7) Interests in a variable amount (master) note of a borrower of prime credit; or
(8) U.S. Savings Bonds.