Fortinet Inc., US34959E1091

Fortinet stock after-hours at EUR 163.66: plus 2.26 percent versus the Lang & Schwarz prior close

Published on 10/05/2026 at 20:01 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

Fortinet stock was at EUR 163.66 after-hours at 8:00 p.m. CEST on October 5, according to Lang & Schwarz, up 2.26 percent versus its prior close. Fortinet also warned of an exploited FortiMail flaw.

Fortinet Inc. Rechenzentrumgang mit blau beleuchteten Server-Racks und Netzwerkkabeln
Fortinet Inc. Rechenzentrum mit blauen LED-Racks und Netzwerk Sicherheits Hardware für ISIN US34959E1091, Illustration mit AI erstellt.

Fortinet stock was at EUR 163.66 after-hours at 8:00 p.m. CEST on October 5, 2026, according to Lang & Schwarz. The price was up 2.26 percent versus the Lang & Schwarz prior close of EUR 160.04.

Trading on October 5

The Lang & Schwarz quote showed a bid of EUR 163.64 and an ask of EUR 163.68. The further course of after-hours trading at Lang & Schwarz until 11:00 p.m. CEST is shown by the continuously updated real-time quote of Fortinet Inc. stock.

FortiMail vulnerability

In a report published October 2, Cybersecurity Dive said Fortinet warned that the FortiMail vulnerability CVE-2026-104286 had been exploited in the wild. The report said the flaw could allow an unauthenticated attacker to write arbitrary files through specially crafted HTTP or HTTPS requests. Fortinet advised customers to disable identity-based encryption support or restrict the FortiMail management interface to trusted private networks.

Third-quarter results date

Fortinet said in an October 2 release that it will discuss its third-quarter 2026 financial results on October 28 at 1:30 p.m. Pacific Time. The call will be broadcast live in listen-only mode on the company’s investor relations website, according to the Fortinet release.

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