DESMARAIS MICHAEL J
SEC CIK 1925959 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| CSGP | CoStar Group | CHRO | 87.7K | — | $1.50M | 23 | 2022-05-02 | 2026-03-15 |
Most active insiders at CSGP, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | FLORANCE ANDREW C | Pres, CEO, Dir | $7.48M | — |
| 2 | SAINT FREDERICK G. | Pres, Marketplaces | $906.6K | — |
| 3 | Cann Cynthia Cammett | CAO | — | $274.0K |
| 4 | Hill John W | Dir | — | $260.3K |
| 5 | Sams Louise S | Dir | $48.4K | — |
| 6 | Glaser Rachel C | Dir | $44.9K | — |
| 7 | SIMURO FRANK | CTO | — | — |
| 8 | DESMARAIS MICHAEL J | CHRO | — | — |
| 9 | Boxer Gene | GC, Sec | — | — |
| 10 | Brunner Angelique G. | Dir | — | — |
Transactions 23
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-03-17 | 2026-03-15 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | F - Tax | $43.63 | -2,873 | 87.7K | -3% | -$125.3K | |
| 2026-03-11 | 2026-03-10 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | A - Grant | — | +17.7K | 90.6K | +24% | — | |
| D | 2026-03-03 | 2026-03-01 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | F - Tax | $44.63 | -6,353 | 72.9K | -8% | -$283.5K |
| 2025-03-18 | 2025-03-15 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | F - Tax | $78.73 | -3,641 | 79.1K | -4% | -$286.7K | |
| 2025-03-07 | 2025-03-05 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | A - Grant | — | +9,026 | 82.8K | +12% | — | |
| 2025-03-03 | 2025-02-27 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | A - Grant | $0.00 | +18.8K | 77.6K | +32% | $0 | |
| 2025-03-03 | 2025-03-01 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | F - Tax | $76.25 | -3,893 | 73.7K | -5% | -$296.8K | |
| 2024-11-27 | 2024-11-26 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | S - Sale | $79.88 | -5,500 | 58.8K | -9% | -$439.3K | |
| 2024-04-30 | 2024-04-26 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | S - Sale | $92.67 | -3,800 | 64.1K | -6% | -$352.1K | |
| 2024-03-19 | 2024-03-15 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | F - Tax | $87.87 | -2,267 | 67.9K | -3% | -$199.2K | |
| 2024-03-05 | 2024-03-01 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | A - Grant | — | +6,924 | 72.0K | +11% | — | |
| 2024-03-05 | 2024-03-01 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | F - Tax | $87.03 | -1,829 | 70.2K | -3% | -$159.2K | |
| 2024-02-26 | 2024-02-22 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | A - Grant | $0.00 | +17.0K | 65.1K | +35% | $0 | |
| 2023-10-02 | 2023-10-01 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | F - Tax | $76.89 | -1,663 | 44.3K | -4% | -$127.9K | |
| 2023-03-17 | 2023-03-15 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | A - Grant | — | +3,292 | 48.1K | +7% | — | |
| 2023-03-17 | 2023-03-15 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | F - Tax | $67.62 | -2,210 | 45.9K | -5% | -$149.4K | |
| 2023-03-09 | 2023-03-08 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | S - Sale | $70.36 | -5,600 | 44.8K | -11% | -$394.0K | |
| 2023-03-03 | 2023-03-01 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | F - Tax | $70.66 | -593 | 50.4K | -1% | -$41.9K | |
| 2023-02-27 | 2023-02-24 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | A - Grant | $70.73 | +14.1K | 51.0K | +38% | +$1.00M | |
| 2022-10-31 | 2022-10-28 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | S - Sale | $82.81 | -1,296 | 36.9K | -3% | -$107.3K | |
| 2022-10-04 | 2022-10-01 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | F - Tax | $69.65 | -1,423 | 38.2K | -4% | -$99.1K | |
| 2022-08-05 | 2022-08-03 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | S - Sale | $72.51 | -2,000 | 39.6K | -5% | -$145.0K | |
| 2022-05-04 | 2022-05-02 | CSGP | CoStar Group | DESMARAIS MICHAEL J | CHRO | S - Sale | $63.14 | -1,000 | 41.6K | -2% | -$63.1K |
Purchase Sale Sale after option exercise All abbreviations