From a Scottish Mortgage report: "companies are staying private for longer and until higher valuations".
Amazon founded in 1994
1997 listed at $400m
Google founded in 1998
2004 listed at $23bn
Spotify founded in 2006
2018 listed at $27bn
Airbnb founded in 2008
2020 listed at $47bn
Epic games founded in 1991
2022 unlisted value $32bn
Space Exploration founded in 2002
2022 unlisted value $125bn
ByteDance founded in 2012
2022 unlisted value $360bn