Over 150 MB for "Hello world" [1][2].

There are a few options for going smaller (e.g. StaticCompiler.jl), but they're not very mature yet.

[1]: https://www.reddit.com/r/Julia/comments/ytegfk/size_of_a_hel...

[2]: https://discourse.julialang.org/t/standalone-hello-world-exe...