Here are the biggest IPOs of 2025 and how they performed
This week, Medline launched the biggest IPO of 2025. But, it wasn't the only large public listing this year, according to a CNBC Pro data analysis.

TL;DR
- Medline's initial public offering (IPO) raised $6.26 billion, making it the largest IPO of the year.
- The company listed its shares on the Nasdaq, opening at $35 per share.
- The IPO market has seen a revival, with 176 companies going public in the first three quarters of 2025, the best period since 2021.
- Aura Minerals had a $196.4 million IPO in July and its stock has surged nearly 92%.
- Circle Internet Group raised over $1 billion in its IPO in June, and its stock has increased about 168%.
- Miami International went public in August, raising $345 million, and its stock has gained 88.5%.