J&J's consumer health spinoff Kenvue opens at $25.53, a 16% jump, in public market debut By: CNBC.com News May 04, 2023 at 12:49 PM EDT Kenvue's debut is the biggest U.S. IPO since EV maker Rivian went public in 2021. Read More >> Related Stocks: Renaissance IPO ETF Renaissance International IPO ETF