F5 and Fortinet both reported better-than-expected quarterly earnings and revenue but saw their stocks drop sharply—F5 fell 20% and Fortinet about 26%. Despite strong year-to-date gains, cautious guidance and concerns over slowing hardware refresh cycles and margin pressures led investors to sell off. F5's outlook for slower growth and higher costs, along with Fortinet's high valuation, tempered enthusiasm. The market is testing whether AI security growth can offset these challenges in upcoming quarters.
As of Oct 29, 2026 18:12 WIB, F5 trades at USD 364.96, closer to its 52-week low of USD 223.99 than its high of USD 479.83, with a mild 1-day drop of 0.16% on Pluang. In contrast, Fortinet is priced at USD 127.94, significantly below its 52-week high of USD 194.75 but well above its low of USD 75.23, experiencing a sharp 26.51% decline in one day. Despite Fortinet's larger market cap of $127.72B compared to F5's $20.76B, all Pluang investors currently buy Fortinet while F5 sees a mix of 31% sell and 69% buy activity, highlighting differing investor sentiment.
