It's supposed to mimic the performances of the Bitcoin price, with a premium or not depending on the demand, and then arbitrage will be done by traders to match both prices. Basically you just buy a bunch of sats when you by a share, as I understand it. What is bothering you ?
Discussion
You bought satz when you bought a share.
Go read some more books about Bitcoin. Come back to me.
So this guy thinks if you bought shares, you actually bought sats