"Security" includes any note, stock, treasury stock, bond, debenture, evidence of indebtedness, certificate of interest or participation in an oil, gas, or mining title or lease or in payments out of production under such a title or lease, collateral trust certificate, transferable share, voting trust certificate or, in general, any interest or instrument commonly known as a security, or any certificate of interest or participation, any temporary or interim certificate, receipt, or certificate of deposit for, or any warrant or right to subscribe to or purchase, any of the foregoing.
Ca. Prob. Code § 70