So, these are the ones I am aware of as of now. Please reply if I have left things out.
N865UT - Owned by UT and has been busy as of late.
N794UT - Owned by UT and currently outside of Memphis for a STEM hootenanny
N715CB - Owned by Pilot/Haslam and dumped Pruitt on us
N900LP - Owned by Doctair and sporting a nice orange paint job since around 2016
N7CH - Owned by CMS Homes which is owned by UT booster The Clayton family. Left Knoxville and spent the night in College Station, PA
N550DX - Landed in ATL from West Palm Beach yesterday at the same time N865UT landed in ATL. Appeared to drop off and turn back