| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Costar Group, Inc. (CSGP) has 14 insiders with recent SEC Form 4 filings, including 1 buy and 11 sells. CSGP is classified in the Professional Services industry within the Industrials sector.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| CEO | 1.65M | $57.77M | - | |
| Pres | 293.1K | $10.25M | - | |
| VP | 211.2K | $7.39M | - | |
| CFO | 135.3K | $4.73M | - | |
| Other | 95.9K | $3.36M | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 6, 2026 | Sams Louise S | Director | Buy | 1,000 | $48.36 | $48,360.00 | +5.2% | - | - | |
| Nov 13, 2025 | Hill John W62 | Director | Sell | 2,250 | $68.68 | $154,530.00 | -11.0% | -30.1% | - | |
| Nov 13, 2025 | Cann Cynthia Cammett60 | Chief Accounting Officer | Sell | 1,841 | $68.79 | $126,642.39 | -7.3% | -30.1% | - | |
| Aug 28, 2025 | Saint Frederick G.65 | President, Marketplaces | Sell | 25,000 | $90.33 | $2,258,250.00 | -7.9% | -24.9% | - | |
| Jul 28, 2025 | Saint Frederick G.65 | President, Marketplaces | Sell | 25,000 | $93.23 | $2,330,750.00 | -7.3% | -16.3% | - | |
| Jul 28, 2025 | Cann Cynthia Cammett60 | Chief Accounting Officer | Sell | 2,033 | $92.85 | $188,764.05 | -7.3% | -16.3% | - | |
| Jun 11, 2025 | Saint Frederick G.65 | President, Marketplaces | Sell | 25,000 | $81.10 | $2,027,500.00 | -6.8% | +7.8% | - | |
| Mar 10, 2025 | Cann Cynthia Cammett60 | Chief Accounting Officer | Sell | 4,259 | $78.48 | $334,258.60 | -4.8% | -1.2% | -42.0% | |
| Dec 10, 2024 | Hill John W62 | Director | Sell | 2,735 | $76.76 | $209,938.60 | -13.5% | +4.6% | -11.2% | |
| Nov 27, 2024 | Nassetta Christopher J46 | Director | Sell | 1,681 | $80.39 | $135,135.59 | -0.7% | -5.3% | -16.1% |