| O'NEILL ELIZABETH T (Chief Ope… insider | — | — | — | 1 | — |
| CoStar Group proprietario | — | — | — | 1 | — |
| MCCARTHY KEVIN S (Director) insider | — | — | — | 1 | — |
| MAUN MARC (Officer) insider | — | — | — | 1 | — |
| WEBB WINIFRED MARKUS (Director… insider | — | — | — | 1 | — |
| WEHNER DAVID M (Director) insider | — | — | — | 1 | — |
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| OZONIAN STEVEN ARMEN (Director… insider | — | — | — | 1 | — |
| CANTOR DIANA F (Director) insider | — | — | — | 1 | — |
| Tweit (Travis Bjarne) (Senior… insider | — | — | — | 1 | — |
| Admiral Group plc Share Incent… insider | — | — | — | 1 | — |
| Akad (Shimon) insider | — | — | — | 1 | — |
| Hottman (David) (Director of I… insider | — | — | — | 1 | — |
| Beruschi (Anthony John) (Direc… insider | — | — | — | 1 | — |
| Woodward (Paul John Courtney)… insider | — | — | — | 1 | — |
| TIRMAN MATTHEW R (President) insider | — | — | — | 1 | — |
| Dobinson (Ross) (Independent N… insider | — | — | — | 1 | — |
| Cowan (Peter A.) (Former) insider | — | — | — | 1 | — |
| APG Asset Management NV insider | — | — | — | 1 | — |
| MASSENET ARNAUD (Director) insider | — | — | — | 1 | — |
| ALFRED MICHAEL (Director) insider | — | — | — | 1 | — |
| Arel Enterprise LLP (Instituti… insider | — | — | — | 1 | — |
| Drumcliffe Fund 1 insider | — | — | — | 1 | — |
| STONESIFER PATRICIA Q (Directo… insider | — | — | — | 1 | — |
| JAMAL RIZWAN M (Officer) insider | — | — | — | 1 | — |
| Birch (David John CPA) (Senior… insider | — | — | — | 1 | — |
| MAGRO CHARLES V. (Chief Execut… insider | — | — | — | 1 | — |
| CARTER STEFANI D (Director) insider | — | — | — | 1 | — |
| ZINSNER DAVID A (Chief Financi… insider | — | — | — | 1 | — |
| DICKMAN MARJORIE JILL (Officer… insider | — | — | — | 1 | — |
| LEPORE MATTHEW (General Counse… insider | — | — | — | 1 | — |
