Bar chart of Palo Alto Networks first-day stock moves after its last 8 earnings reports, down after 6, from plus 3.1 percent in August 2025 to minus 9.3 percent in September 2026.

Palo Alto Networks stock has fallen after 6 of its last 8 earnings reports, including a 9.3% drop after its September report.

It dropped at least 5% after each of the last 4.

  • September 2026 -9.3%

  • June 2026 -5.6%

  • February 2026 -6.8%

  • November 2025 -7.4%

  • August 2025 +3.1%

  • May 2025 -6.8%

  • February 2025 -0.9%

  • November 2024 +1.2%

The only gains came in November 2024 and August 2025.

The cybersecurity company reports fiscal first-quarter results Wednesday after the close.

See more in the Opening Bell charts hub.

To be sure, past reactions don't decide the next one. But investors have been tough on this stock after earnings.

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Phil Rosen
Phil Rosen

Phil Rosen is co-founder and CEO of Opening Bell Media and chief market strategist for Silvia Inc. (NASDAQ: SVIA). He hosts Full Signal and writes Opening Bell Daily — the markets briefing read by over 200,000 investors and published on Bloomberg Terminals — and has also published two books and won a Fulbright award for his reporting. Contact him at [email protected].

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