SAN FRANCISCO--(BUSINESS WIRE)--Further diversifying the nature of the cash flows acquired under its brand contract with Vernon Davis, Fantex, Inc. announced it has again exercised its right to co-invest alongside the 49ers Pro-Bowl tight end. On behalf of stockholders of the Fantex Series Vernon Davis Convertible Tracking Stock (OTC: VNDSL) (“Fantex Series Vernon Davis”), the Silicon-Valley based company has acquired a 10% ownership interest in a fourth Jamba Juice franchise. Under its brand c