F5 Networks climbs after Cisco results, levels to watch Peers of Cisco (CSCO) are benefiting today from the company's positive earnings report. At time of writing, F5 Networks (FFIV) shares are up over 4%, nearing the top of the stock's bullish price channel. Since hitting lows in October, the stock has risen to nearly fill the bearish gap from that time. The top of the gap is at $93.02, and is major resistance for the stock. It would be bullish to see the shares move above this area. Support is at $88.57.