Insiders / Boxer Gene
Boxer Gene
CIK 1758152personinsider
Companies
1
First seen
Mar 3, 2026
Last activity
Mar 17, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| CoStar Group Inc · CSGP | 95,517 | — |
All securities held
2 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| CoStar Group Inc | Common Stock, par value $0.01 per share | 95,517 |
| CoStar Group Inc | Restricted Stock UnitsDerivative | 26,888 |
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 | $202.9K | -5K -5.79% | 74,025 0.02% of shares | low |
| Mar 15, 2026 | Other | CSGP CoStar Group Inc Common Stock, par value $0.01 per share | $21.0K | -482 -0.50% | 95,463 0.02% of shares | low |
| Mar 15, 2026 | Other | CSGP CoStar Group Inc Common Stock, par value $0.01 per share | $18.7K | -428 -0.45% | 95,517 0.02% of shares | low |
| Mar 10, 2026 | Grant | CSGP CoStar Group Inc Common Stock, par value $0.01 per share | — | +22K +29.61% | 95,945 0.02% of shares | low |
| Feb 27, 2026 | Grant | CSGP CoStar Group Inc Restricted Stock Units | — | +27K | 26,888 <0.01% of shares | low |