OpenAI CEO Sam Altman warns of a potential bubble in the AI industry, comparing it to the dot-com boom of the late 1990s. Industry leaders like Joe Tsai and Ray Dalio have also expressed concerns about overheated valuations. Some analysts believe the fundamentals of AI remain strong, but rising competition from low-cost Chinese companies like DeepSeek is causing worries. Despite OpenAI’s success, questions about sustainability persist, impacting the Nasdaq-100 ETF Invesco QQQ Trust. While QQQ’s P/E ratio is high, its P/B ratio is relatively low. Investors should remain cautious amidst the AI hype.

Read more at Zacks Investment Research: Is AI Market Forming a Bubble? Nasdaq-100 ETF in Focus – August 19, 2025