Based on the Tool tip or Sort Fudge:
…low = in front
high = back.
Usually I set low or negative values for what I want to be in front and higher or positive values for what I want to be shown behind.
I did the same and it’s not doing it 
It’s looking like…
PS: Is it sensitive to using Transparent (Additive and Alpha Blended) and Opaque materials?
I just rewatched a video from one of Gabriel Aguiar courses (the first one) and he sets low/negative values for what he wants to be shown in the back. I just did the same too, no results 