Companies / CoStar Group Inc / Activity
Activity — CoStar Group Inc
32 moves.
Top impactInsider · CEO movesInsider · biggest buysInsider · biggest sellsInstitution · biggest movesInstitution · new positions
| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q1 2026 as of | Trust Co of Toledo NA /Oh 13F manager | New | Common stock | $202 | +5 | 5 <0.01% of shares | low |
| Q3 2024 as of | Chesapeake Asset Management LLC 13F manager | New | Common stock | $377 | +5 | 5 <0.01% of shares | low |
| Q2 2026 as of | MidFirst Bank 13F manager | New | Common stock | $425 | +15 | 15 <0.01% of shares | low |
| Q1 2026 as of | Praxis Investment Management Inc 13F manager | New | Common stock | $756 | +19K | 18,734 <0.01% of shares | low |
| Q1 2026 as of | Gsa Capital Partners LLP 13F manager | New | Common stock | $1.1K | +27K | 26,950 <0.01% of shares | low |
| Q2 2026 as of | Tounjian Advisory Partners, LLC 13F manager | New | Common stock | $4.6K | +163 | 163 <0.01% of shares | low |
| Q1 2026 as of | Osterweis Capital Management Inc 13F manager | New | Common stock | $13.2K | +326 | 326 <0.01% of shares | low |
| Q4 2022 as of | Leonteq Securities AG 13F manager | New | Common stock | $16.8K | +217 | 217 <0.01% of shares | low |
| Q1 2026 as of | Thompson Siegel & Walmsley LLC 13F manager | New | Common stock | $24.8K | +615K | 615,251 0.15% of shares | low |
| Q1 2026 as of | Timothy G. Youngquist 2020 Irrevocable Trust 13F manager | New | Common stock | $25.2K | +625 | 625 <0.01% of shares | low |
| Q2 2025 as of | Elevation Point Wealth Partners, LLC 13F manager | New | Common stock | $35.9K | +447 | 447 <0.01% of shares | low |
| Q4 2023 as of | Pension & Wealth Management Advisors, Inc. 13F manager | New | Common stock | $44.6K | +510 | 510 <0.01% of shares | low |
| Q1 2026 as of | Sig Brokerage, LP 13F manager | New | Common stock | $259.1K | +6K | 6,424 <0.01% of shares | low |
| Q2 2025 as of | Savant Capital, LLC 13F manager | New | Common stock | $292.4K | +4K | 3,637 <0.01% of shares | low |
| Q2 2026 as of | Meeder Advisory Services, Inc. 13F manager | New | Common stock | $307.2K | +11K | 10,849 <0.01% of shares | low |
| Q1 2026 as of | Hillman Capital Management, Inc. 13F manager | New | Common stock | $345.2K | +9K | 8,557 <0.01% of shares | low |
| Q2 2026 as of | Meeder Asset Management Inc 13F manager | New | Common stock | $360.2K | +13K | 12,720 <0.01% of shares | low |
| Q1 2026 as of | Nicolet Bankshares Inc 13F manager | New | Common stock | $388.2K | +10K | 9,795 <0.01% of shares | low |
| Q1 2026 as of | Magnetar Financial LLC 13F manager | New | Common stock | $400.2K | +10K | 9,789 <0.01% of shares | low |
| Q1 2021 as of | Leonteq Securities AG 13F manager | New | Common stock | $438.9K | +534 | 534 <0.01% of shares | low |
| Q1 2026 as of | Brighton Jones LLC 13F manager | New | Common stock | $463.7K | +11K | 11,495 <0.01% of shares | low |
| Q1 2026 as of | Meiji Yasuda Life Insurance Co 13F manager | New | Common stock | $553.5K | +14K | 13,720 <0.01% of shares | low |
| Q2 2026 as of | Board of the Pension Protection Fund 13F manager | New | Common stock | $665.5K | +24K | 23,500 <0.01% of shares | low |
| Q1 2026 as of | Prelude Capital Management, LLC 13F manager | New | Common stock | $694.5K | +17K | 17,215 <0.01% of shares | low |
| Q2 2026 as of | Quadrature Capital Ltd 13F manager | New | Common stock | $708.5K | +25K | 25,018 <0.01% of shares | low |
| Q2 2026 as of | Pallas Capital Advisors LLC 13F manager | New | Common stock | $761.5K | +27K | 26,889 <0.01% of shares | low |
| Q1 2026 as of | Graham Capital Management, L.P. 13F manager | New | Common stock | $861.7K | +21K | 21,360 <0.01% of shares | low |
| Q1 2026 as of | Peak6 LLC 13F manager | New | Common stock | $1.05M | +26K | 26,037 <0.01% of shares | low |
| Q1 2026 as of | Arrowstreet Capital, Limited Partnership 13F manager | New | Common stock | $1.65M | +41K | 40,911 0.01% of shares | low |
| Q1 2026 as of | Capital Fund Management S.A. 13F manager | New | Common stock | $1.87M | +46K | 46,353 0.01% of shares | low |
| Q1 2026 as of | Two Sigma Investments, LP 13F manager | New | Common stock | $12.22M | +303K | 303,004 0.07% of shares | medium |
| Q1 2026 as of | Weiss Asset Management LP 13F manager | New | Common stock | $20.07M | +498K | 497,500 0.12% of shares | medium |