Shares of Fortinet Inc. /zigman2/quotes/205733290/composite FTNT +1.64% sank 0.79% to $307.17 Friday, on what proved to be an all-around poor trading session for the stock market, with the S&P 500 Index /zigman2/quotes/210599714/realtime SPX +0.31% falling 0.19% to 4,391.34 and Dow Jones Industrial Average /zigman2/quotes/210598065/realtime DJIA +0.10% falling 0.03% to 34,746.25. The stock's fall snapped a three-day winning streak. Fortinet Inc. closed $14.83 short of its 52-week high ($322.00), which the company achieved on September 7th.
The stock underperformed when compared to some of its competitors Friday, as Cisco Systems Inc. /zigman2/quotes/209509471/composite CSCO -1.83% rose 0.11% to $55.08, HP Inc. /zigman2/quotes/203461582/composite HPQ -1.56% fell 0.57% to $27.89, and Palo Alto Networks Inc. /zigman2/quotes/207599953/composite PANW +1.38% fell 0.18% to $492.79. Trading volume (472,597) remained 507,639 below its 50-day average volume of 980,236.