Insiders / Desmarais Michael J
Desmarais Michael J
CIK 1925959personinsider
Companies
1
First seen
Mar 3, 2026
Last activity
Mar 17, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| CoStar Group Inc · CSGP | 87,725 | — |
All securities held
2 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| CoStar Group Inc | Common Stock, par value $0.01 per share | 87,725 |
| CoStar Group Inc | Restricted Stock UnitsDerivative | 17,926 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Mar 1, 2026 | Other | CSGP CoStar Group Inc Common Stock, par value $0.01 per share | $283.5K | -6K -8.01% | 72,922 0.02% of shares | low |
| Mar 15, 2026 | Other | CSGP CoStar Group Inc Common Stock, par value $0.01 per share | $125.3K | -3K -3.17% | 87,725 0.02% of shares | low |
| Mar 10, 2026 | Grant | CSGP CoStar Group Inc Common Stock, par value $0.01 per share | — | +18K +24.24% | 90,598 0.02% of shares | low |
| Feb 27, 2026 | Grant | CSGP CoStar Group Inc Restricted Stock Units | — | +18K | 17,926 <0.01% of shares | low |