| OPI | Office Properties Income Trust |
| EQC | Equity Commonwealth |
| DEI | Douglas Emmett |
| HIW | Highwoods Properties |
| HPP | Hudson Pacific Properties |
| KRC | Kilroy Realty |
| OFC | Corporate Office Properties Trust |
| BDN | Brandywine Realty Trust |
| CUZ | Cousins Properties |
| CIO | City Office REIT |