NASDAQ: CSGPCostar Group Inc Stock Ownership - Who owns Costar Group?
Insider buying vs selling
Have Costar Group Inc insiders been buying or selling?
Buy
Sell
| Name | Role | Date | Shares | Price | Value |
|---|---|---|---|---|---|
| Robin Jack Rossmann | CFO | 2026-10-15 | 756 | $32.00 | $24.19kSell |
| Cynthia Cammett Cann | CAO | 2026-08-07 | 4,788 | $30.78 | $147.37kSell |
| John W. Hill | Director | 2026-08-05 | 3,500 | $30.21 | $105.74kSell |
| Andrew C. Florance | CEO;Founder | 2026-08-04 | 83,300 | $29.89 | $2.49MBuy |
| Cynthia Cammett Cann | CAO | 2026-08-01 | 1,077 | $28.76 | $30.97kSell |
| Frederick G. Saint | Pres | 2026-08-01 | 1,436 | $28.76 | $41.30kSell |
| Christian M. Lown | Chief Financial Officer | 2026-07-01 | 5,597 | $29.36 | $164.33kSell |
| Cynthia Cammett Cann | Chief Accounting Officer | 2026-06-15 | 461 | $32.04 | $14.77kSell |
| Andrew C. Florance | President and CEO | 2026-05-01 | 3,100 | $35.82 | $111.04kBuy |
| Andrew C. Florance | President and CEO | 2026-05-01 | 68,330 | $35.17 | $2.40MBuy |
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Net Insider Buy/Sell (L12M) Ownership
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CSGP Shareholders
What type of owners hold Costar Group Inc stock?
Institutional
Insider
Retail
| Name | Hold | Shares | Value | Type |
|---|---|---|---|---|
| Michael R. Klein | 0.46% | 1,863,088 | $63.20M | Insider |
| Andrew C. Florance | 0.45% | 1,806,165 | $61.27M | Insider |
| Frank Simuro | 0.10% | 414,491 | $14.06M | Insider |
| Scott T. Wheeler | 0.08% | 309,118 | $10.49M | Insider |
| David Bonderman | 0.07% | 294,277 | $9.98M | Insider |
| Frederick G. Saint | 0.07% | 278,415 | $9.44M | Insider |
| Christopher J. Nassetta | 0.07% | 275,715 | $9.35M | Insider |
| Lisa Ruggles | 0.04% | 174,915 | $5.93M | Insider |
| Warren H. Haber | 0.03% | 133,049 | $4.51M | Insider |
| Christian M. Lown | 0.03% | 129,653 | $4.40M | Insider |
CSGP vs Real Estate Service Stocks
Costar Group Stock Ownership FAQ
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Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.