Originally Posted by Fran

It may be growing roots. Since the leaves haven't appeared, I would
cut the bush back now. Leave just one or two buds on the stems you
want to keep and clear out the rest.

When you move an established bush, you will damage the roots. This
leaves more bush that the remaining roots can support, and part of the
bush will die back. Pruning now will all you to control what stays
and what goes.