How long do you have to hold an IPO before selling?
90 to 180 days
Key Takeaways. An IPO lock-up is period of days, typically 90 to 180 days, after an IPO during which time shares cannot be sold by company insiders. Lock-up periods typically apply to insiders such as a company's founders, owners, managers, and employees but may also include early investors such as venture capitalists.