Swiss National Bank (SNB) buys KDX as part of $1bn portfolio
https://smaulgld.com/the-swiss-national-bank-gold-and-silver-mining-share-portfolio/
The above link lists the top 25 gold mining shares owned by the SNB.
Just below this list is a late addition of smaller gold stock holdings by the SNB.
This list includes KDX.
If KDX is prefered over more gold bars, then its prospects seem to be positive.