• Homrich & Berg flagged AI as the largest U.S. investment boom in 150 years, with AI capex set to dominate recent cycles.
• AI capex reached 1.3% of GDP in 2025, projected to rise to 2.5% this year.
• That trajectory tops the telecom and fiber boom near 1.1% of GDP, set to exceed the late-1800s railroad peak near 2.2%.
• S&P 500 earnings growth has averaged nearly 20% during the AI boom, outpacing prior investment cycles.
• AI-focused companies contributed 60% of total S&P 500 earnings growth over the period.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Homrich & Berg Inc published the original content used to generate this news brief on August 12, 2026, and is solely responsible for the information contained therein.