As far as him not signing yet, he's been a bit busy:
The Kevin Ferrell Foundation, Inc. presents 2018 Yogi Ferrell Basketball Skills Camp - Thursday, July 19, 2018 at Bluffton High
The Kevin Ferrell Foundation, Inc. presents 2018 Yogi Ferrell Basketball Skills Camp - Sunday, July 22, 2018 at Park Tudor, Indianapolis, Indiana.
The Kevin Ferrell Foundation, Inc. presents 2018 Yogi Ferrell Basketball Skills Camp. The two-day camp will be held on July 24th & 25th, 2018 at South Ripley High School.
I suspect he'll be in Sacramento tomorrow to sign the contract or after his two-day camp on Wednesday and Thursday.