Why Gartner Stock Swooned in the First Half of 2026

Trends in the IT information market aren't favorable to Gartner 's (NYSE: IT) business, and the company's recent stock trajectory reflects this. Shares of the veteran tech sector data and analysis company lost nearly 49% of their value in the first six months of this year.

More than anything, investors are rightfully concerned that artificial intelligence (AI) can drain business from Gartner. Increasingly these days, decision-makers in the tech field (and, let's be clear, in many sectors) are leaning on AI models to help them analyze markets and aid in strategizing.

That do-it-yourself approach is a clear threat to the company's analysis and advisory businesses, even though it's embraced AI solutions of its own, such as AskGartner (a client-facing generative AI assistant accessible within its platform).Continue reading