COSTAR GROUP, INC. - CSGP
Insiders (Form 4) · last 180 days · showing up to 200 transactions
· Form 144 is shown in the SEC filings tab
· Updating…
Visible: 0
Transaction codes:
P = Open-market purchase ·
S = Open-market sale ·
A = Grant/award ·
M = Exercise/conversion of derivative ·
G = Gift ·
F = Tax withholding ·
J = Other ·
A/D:
A = Acquired (buy/receive) ·
D = Disposed (sell/give)
| Filed | Owner | Title | Code | A/D | Shares | Price | Value | Shares after | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Aug 10, 2026 | Chief Accounting Officer | S | D | 4,788.0 | 30.78 | 147,374.64 | 18,822.0 | View | |
| Aug 10, 2026 | — | S | D | 3,500.0 | 30.21 | 105,735.0 | 22,993.0 | View | |
| Aug 05, 2026 | Founder and CEO | P | A | 83,300.0 | 29.89 | 2,489,837.0 | 1,806,165.03 | View | |
| Aug 04, 2026 | Chief Financial Officer | A | A | 34,771.0 | 0.0 | 0.0 | 34,771.0 | View | |
| Aug 04, 2026 | Chief Accounting Officer | A | A | 26,078.0 | 0.0 | 0.0 | 26,078.0 | View | |
| Aug 04, 2026 | Chief Accounting Officer | F | D | 1,077.0 | 28.76 | 30,974.52 | 23,610.0 | View | |
| Aug 04, 2026 | President, Marketplaces | F | D | 1,436.0 | 28.76 | 41,299.36 | 278,415.0 | View | |
| Jul 06, 2026 | Chief Financial Officer | F | D | 5,597.0 | 29.36 | 164,327.92 | 129,653.0 | View | |
| Jun 24, 2026 | — | A | A | 8,262.0 | 0.0 | 0.0 | 12,419.0 | View | |
| Jun 24, 2026 | — | A | A | 8,262.0 | 0.0 | 0.0 | 11,235.0 | View | |
| Jun 24, 2026 | — | A | A | 8,262.0 | 0.0 | 0.0 | 26,493.0 | View | |
| Jun 24, 2026 | — | A | A | 8,262.0 | 0.0 | 0.0 | 18,428.0 | View | |
| Jun 24, 2026 | — | A | A | 8,262.0 | 0.0 | 0.0 | 26,539.0 | View | |
| Jun 24, 2026 | — | A | A | 8,262.0 | 0.0 | 0.0 | 28,671.0 | View | |
| Jun 24, 2026 | — | A | A | 8,262.0 | 0.0 | 0.0 | 11,585.0 | View | |
| Jun 16, 2026 | Chief Accounting Officer | F | D | 461.0 | 32.04 | 14,770.44 | 24,687.0 | View | |
| May 04, 2026 | President and CEO | P | A | 3,100.0 | 35.82 | 111,042.0 | 1,722,865.03 | View | |
| May 04, 2026 | President and CEO | P | A | 68,330.0 | 35.17 | 2,403,166.1 | 1,719,765.03 | View | |
| Mar 17, 2026 | General Counsel and Secretary | F | D | 482.0 | 43.63 | 21,029.66 | 95,463.0 | View | |
| Mar 17, 2026 | General Counsel and Secretary | F | D | 428.0 | 43.63 | 18,673.64 | 95,517.0 | View | |
| Mar 17, 2026 | Chief Human Resources Officer | F | D | 2,873.0 | 43.63 | 125,348.99 | 87,725.0 | View | |
| Mar 17, 2026 | Senior VP, Global Operations | F | D | 2,977.0 | 43.63 | 129,886.51 | 174,915.0 | View | |
| Mar 17, 2026 | Chief Technology Officer | F | D | 11,107.0 | 43.63 | 484,598.41 | 414,491.0 | View | |
| Mar 17, 2026 | Chief Accounting Officer | F | D | 1,194.0 | 43.63 | 52,094.22 | 25,148.0 | View | |
| Mar 11, 2026 | Chief Financial Officer | A | A | 12,268.0 | — | — | 135,250.0 | View | |
| Mar 11, 2026 | Chief Human Resources Officer | A | A | 17,676.0 | — | — | 90,598.0 | View | |
| Mar 11, 2026 | General Counsel and Secretary | A | A | 21,920.0 | — | — | 95,945.0 | View | |
| Mar 11, 2026 | President and CEO | A | A | 124,162.0 | — | — | 1,651,435.03 | View | |
| Mar 11, 2026 | Chief Accounting Officer | A | A | 4,374.0 | — | — | 26,342.0 | View | |
| Mar 09, 2026 | — | P | A | 1,000.0 | 48.36 | 48,360.0 | 20,409.0 | View | |
| Mar 03, 2026 | President, Marketplaces | P | A | 20,000.0 | 45.33 | 906,600.0 | 279,851.0 | View | |
| Mar 03, 2026 | President, Marketplaces | F | D | 11,096.0 | 44.63 | 495,214.48 | 259,851.0 | View | |
| Mar 03, 2026 | — | P | A | 1,000.0 | 44.94 | 44,940.0 | 4,157.0 | View | |
| Mar 03, 2026 | Chief Technology Officer | A | A | 52,869.0 | 0.0 | 0.0 | 52,869.0 | View | |
| Mar 03, 2026 | Chief Technology Officer | F | D | 18,702.0 | 44.63 | 834,670.26 | 425,598.0 | View | |
| Mar 03, 2026 | Senior VP, Global Operations | A | A | 28,197.0 | 0.0 | 0.0 | 28,197.0 | View | |
| Mar 03, 2026 | Senior VP, Global Operations | F | D | 8,931.0 | 44.63 | 398,590.53 | 177,892.0 | View | |
| Mar 03, 2026 | Chief Accounting Officer | A | A | 6,834.0 | 0.0 | 0.0 | 6,834.0 | View | |
| Mar 03, 2026 | Chief Accounting Officer | F | D | 1,385.0 | 44.63 | 61,812.55 | 21,968.0 | View | |
| Mar 03, 2026 | Chief Human Resources Officer | A | A | 17,926.0 | 0.0 | 0.0 | 17,926.0 | View | |
| Mar 03, 2026 | Chief Human Resources Officer | F | D | 6,353.0 | 44.63 | 283,534.39 | 72,922.0 | View | |
| Mar 03, 2026 | General Counsel and Secretary | A | A | 26,888.0 | 0.0 | 0.0 | 26,888.0 | View | |
| Mar 03, 2026 | General Counsel and Secretary | F | D | 4,547.0 | 44.63 | 202,932.61 | 74,025.0 | View | |
| Mar 03, 2026 | President and CEO | A | A | 83,708.0 | 0.0 | 0.0 | 83,708.0 | View | |
| Mar 03, 2026 | President and CEO | F | D | 59,593.0 | 44.63 | 2,659,635.59 | 1,527,273.03 | View | |
| Mar 03, 2026 | President, Marketplaces | A | A | 39,652.0 | 0.0 | 0.0 | 39,652.0 | View | |
| Mar 03, 2026 | Chief Financial Officer | A | A | 39,652.0 | 0.0 | 0.0 | 39,652.0 | View | |
| Mar 03, 2026 | Chief Financial Officer | F | D | 7,175.0 | 44.63 | 320,220.25 | 122,982.0 | View | |
| Mar 02, 2026 | President and CEO | P | A | 55,720.0 | 44.52 | 2,480,654.4 | 1,586,866.03 | View |