That's probably true in general but ASML surely isn't a good example.

Massive capital investment and extraordinary long term planning are the things that are sometimes considered to be difficult for the private sector.

Well SpaceX, but they mostly sell to the government though.

Do they sell to the government or are they funded by the government i.e. without those government commitments would they exist?

Same for much of US (and elsewhere's) private aerospace industries etc.