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Top 10 US IPOs of 2025 by First-Day Performance
After two slow years, the US stock market got a big dose of excitement in 2025 — with AI companies, global fintech brands, and household names all going public for the first time. Some stocks nearly doubled on their very first day of trading. Which debut impressed you most? Cast your vote below and see where the crowd stands!
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Frequently Asked Questions About 2025 US IPOs
What does 'first-day performance' mean for an IPO? First-day performance measures how much a stock's price changed from its IPO offer price to its closing price on the very first day it traded on a public exchange. A stock that priced at $40 and closed at $60 would have a +50% first-day return — often called a 'first-day pop.'
Why do newly listed stocks sometimes jump on their first trading day? Demand from investors who couldn't buy shares at the original offer price often pushes prices higher the moment trading opens. This opening-day surge is driven by enthusiasm, media coverage, and limited supply of shares available at launch.
Which 2025 US IPO had the strongest first-day debut? CoreWeave, the NVIDIA-backed AI cloud computing company, was one of the most closely watched listings of the year. Scroll up to see all ten ranked companies and cast your vote for the most impressive debut!
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