Kardigan makes its Nasdaq debut after completing an upsized initial public offering valued at $400 million. According to the reports, the company’s stock opens higher and trades up shortly after listing, reflecting investor interest on the first day of trading. The IPO’s size is described as an increase from the original offering terms, with proceeds raised at the $400 million level. Multiple outlets characterize the day as a positive debut, noting that the shares climb in early trading as the market reacts to the company’s move to a public listing. While the coverage focuses on the stock’s first-day performance and the IPO amount, it does not detail major changes to Kardigan’s business strategy or operations. The key shared elements across sources are that the company lists on Nasdaq, the IPO is priced at $400 million after being upsized, and the stock rises on debut.