Cisco Systems (CSCO) is setting up a buying opportunity ahead of its quarterly results, which the company is scheduled to report on May 13. Cisco Systems stock is forming a flat base with a 30.41 buy point. Investors can also view it as a cup base with the same entry point. This would be its first base in 2015. Cisco last broke out from a consolidation in November. The stock rallied 16% from a 26.18 buy point before consolidating gains.