Updated Jul 16, 2026
Musslewhite Robert W has filed 1 SEC Form 4 filing across 1 company in the last 90 days.

| Role | Director |
|---|---|
| Notability | 20/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-25 | CSGP | COSTAR GROUP, INC. | A — Grant or award | 8.3K | $0.00 | |
| 2025-09-09 | CSGP | COSTAR GROUP, INC. | A — Grant or award | 3.1K | $0.00 |
Musslewhite Robert W is a corporate insider — currently tracked as Director of COSTAR GROUP, INC. (CSGP). InsiderAlpha tracks every SEC Form 4 filing in real time.
1 primary Form 4 filings in the last 90 days, covering 1 company.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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