Knoxville is undergoing rapid operator turnover against a softening rent backdrop: T12 rents fell -4.19pp while the eligible cohort is small enough (29 continuing operators) that individual entrants and exits register as large share swings. The structural story is displacement, not organic growth.

Mission Rock Residential's +428pp gain reflects a near-sixfold listing expansion, dominating the continuing-cohort math in a 29-operator set. Valor Residential and Asset Realty Management also posted substantial gains. On the loss side, Brookside Properties shed more than half its prior listing volume (-62.56pp), and several SFR independents — Brun, Heritage, Apex — contracted meaningfully. The pattern reads as institutional and scaled-independent operators absorbing share from smaller SFR players, though cohort size limits how far that inference travels.

The 7-cell quadrant data is unpopulated in this feed — operator counts and cell-level DOM and rent metrics are not available for this report cycle. The taxonomy labels attached to individual operators (Large MF/BTR Institutional, SFR Independent, Small MF/BTR Independent) indicate a mixed market, but cell-level structural comparisons cannot be made from the current data.

Mission Rock Residential is the dominant mover — a 10-market institutional operator (also covering Phoenix, Orlando, Seattle, Denver) that nearly sextupled Knoxville listings T12. Ram Partners, LLC enters coverage with 239 listings, the largest new-entrant footprint. Ark Homes For Rent, a 5-market SFR operator active in Jacksonville and Birmingham, adds 131 Knoxville listings. Brookside Properties is the clearest incumbent under pressure, down to 172 listings from 388.