Comparable domains sold:
xforms.net$1,277 (USD)
xbroker.net$699 (USD)
x-team.net$650 (USD)
xplace.net Sold for $1,088 (USD)
xteam.net Sold for $888 (USD)
x-shop.net Sold for $1,088 (USD)
xdirect.net Sold for $1,188 (USD)
xclub.net Sold for $688 (USD)
xseries.net Sold for $900 (USD) and many more

Short: xfunds is only 6 characters premium domain.

Extensions taken: The .com and 12 other extensions of xfunds are in use.