Costar Group, Inc.
CSGP- Exchange
- Nasdaq
- Industry
- Services-Business Services, NEC
- SEC CIK
- 0001057352
In the last 90 days, Costar Group, Inc. insiders filed 1 open-market purchase and 2 sales; 760 institutions reported holding it in 13F filings for Q2 2026, worth $11.7B in total; superinvestors Akre Capital Management and Weitz Investment Management hold it.
13F holders, Q4 2024
Institutional positions in Costar Group, Inc. as of Dec 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 805
- +47 vs. Q3 2024
- Shares held
- 403.4M
- +7.24M (+1.8%) vs. Q3 2024
- Total value
- $28.9B
- −$1.01B (−3.4%) vs. Q3 2024
- New holders
- 144
- 296 more added
- Sold out
- 97
- 277 more reduced
15 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CSGP on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 760 | $11.7B |
| Q1 2026 | 797 | $16.8B |
| Q4 2025 | 847 | $28.4B |
| Q3 2025 | 905 | $34.9B |
| Q2 2025 | 873 | $34.2B |
| Q1 2025 | 858 | $33.9B |
| Q4 2024 | 805 | $28.9B |
| Q3 2024 | 773 | $30.0B |
| Q2 2024 | 767 | $29.3B |
| Q1 2024 | 767 | $38.4B |
| Q4 2023 | 737 | $34.4B |
| Q3 2023 | 690 | $30.1B |
| Q2 2023 | 714 | $35.5B |
| Q1 2023 | 692 | $26.7B |
| Q4 2022 | 704 | $30.4B |
| Q3 2022 | 634 | $28.0B |
| Q2 2022 | 591 | $23.0B |
| Q1 2022 | 589 | $25.2B |
| Q4 2021 | 633 | $29.6B |
| Q3 2021 | 594 | $32.3B |
| Q2 2021 | 607 | $31.1B |
| Q1 2021 | 593 | $31.2B |
Institutions, Q4 2024
Shares, value and share of portfolio for each institution holding Costar Group, Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ycg, LLC | 448,531 | $32.1M | 2.55% | −3,442−0.8% | Reduced |
| Millennium Management LLC | 434,450 | $31.1M | 0.03% | +227,257+109.7% | Added |
| NZS Capital, LLC | 433,500 | $31.0M | 1.32% | −21,882−4.8% | Reduced |
| LPL Financial LLC | 432,769 | $31.0M | 0.01% | +295,163+214.5% | Added |
| Point72 Asset Management, L.P. | 417,487 | $29.9M | 0.08% | −228,965−35.4% | Reduced |
| State Board of Administration of Florida Retirement System | 411,613 | $29.5M | 0.06% | −9,381−2.2% | Reduced |
| Clearbridge Investments, LLC | 408,638 | $29.3M | 0.02% | −5,508−1.3% | Reduced |
| Royal London Asset Management Ltd | 402,286 | $28.8M | 0.07% | +9,899+2.5% | Added |
| Assenagon Asset Management S.A. | 401,366 | $28.7M | 0.05% | +113,925+39.6% | Added |
| Telemark Asset Management, LLC | 400,000 | $28.6M | 2.86% | −100,000−20.0% | Reduced |
| Frontier Capital Management Co LLC | 394,616 | $28.3M | 0.27% | −15,492−3.8% | Reduced |
| Ninety One UK Ltd | 392,438 | $28.1M | 0.08% | −16,863−4.1% | Reduced |
| Geneva Capital Management LLC | 390,671 | $28.0M | 0.49% | −30,029−7.1% | Reduced |
| Great West Life Assurance Co | 388,780 | $27.8M | 0.05% | +20,738+5.6% | Added |
| Caden Capital Partners, LP | 387,863 | $27.8M | 8.47% | +210,171+118.3% | Added |
| Douglas Lane & Associates, LLC | 383,384 | $27.4M | 0.39% | +383,384 | New |
| CI Private Wealth, LLC | 358,650 | $25.7M | 0.04% | −184,051−33.9% | Reduced |
| Granahan Investment Management Inc | 358,206 | $25.6M | 1.07% | −5,126−1.4% | Reduced |
| Motley Fool Wealth Management, LLC | 359,439 | $25.5M | 1.32% | −35,014−8.9% | Reduced |
| No Street GP LP | 355,000 | $25.4M | 1.72% | +355,000 | New |
| Jennison Associates LLC | 353,938 | $25.3M | 0.02% | −101,384−22.3% | Reduced |
| New York State Teachers Retirement System | 330,579 | $23.7M | 0.05% | −8,346−2.5% | Reduced |
| CIBC Private Wealth Group, LLC | 329,091 | $23.5M | 0.04% | +11,038+3.5% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 319,875 | $22.9M | 0.05% | −4,791−1.5% | Reduced |
| Ashford Capital Management Inc | 318,148 | $22.8M | 2.69% | −1,940−0.6% | Reduced |
| Russell Investments Group, Ltd. | 312,131 | $22.4M | 0.03% | +26,623+9.3% | Added |
| Kornitzer Capital Management Inc | 310,196 | $22.2M | 0.43% | −8,420−2.6% | Reduced |
| First Trust Advisors LP | 307,545 | $22.0M | 0.02% | +29,224+10.5% | Added |
| Asset Management One Co.,Ltd. | 287,978 | $20.8M | 0.07% | +5,150+1.8% | Added |
| Public Sector Pension Investment Board | 285,698 | $20.5M | 0.09% | +214,213+299.7% | Added |
| Korea Investment CORP | 279,810 | $20.0M | 0.05% | +58,106+26.2% | Added |
| Marshall Wace, LLP | 277,930 | $19.9M | 0.02% | +277,930 | New |
| Baskin Financial Services Inc. | 277,825 | $19.9M | 1.58% | −8,243−2.9% | Reduced |
| Stifel Financial Corp | 275,505 | $19.7M | 0.02% | +6,467+2.4% | Added |
| Oppenheimer Asset Management Inc. | 272,133 | $19.5M | 0.24% | +114,003+72.1% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 266,069 | $19.0M | 0.04% | +266,069 | New |
| Manufacturers Life Insurance Company, The | 261,346 | $18.7M | 0.02% | −28,124−9.7% | Reduced |
| National Bank of Canada | 260,581 | $18.7M | 0.02% | −32,567−11.1% | Reduced |
| New York State Common Retirement Fund | 258,480 | $18.5M | 0.02% | −73,492−22.1% | Reduced |
| Adage Capital Partners GP, L.L.C. | 251,548 | $18.0M | 0.03% | −604−0.2% | Reduced |
| Swedbank AB | 249,712 | $17.9M | 0.02% | +1,669+0.7% | Added |
| Aureus Asset Management, LLC | 249,536 | $17.9M | 1.15% | −30,271−10.8% | Reduced |
| 2Xideas AG | 246,570 | $17.7M | 2.36% | +64,913+35.7% | Added |
| Toronto Dominion Bank | 235,397 | $16.9M | 0.03% | +91,822+64.0% | Added |
| Rafferty Asset Management, LLC | 233,842 | $16.7M | 0.06% | +23,895+11.4% | Added |
| State of Wisconsin Investment Board | 224,968 | $16.1M | 0.04% | −5,677−2.5% | Reduced |
| Visualize Group LP | 220,391 | $15.8M | 9.99% | +220,391 | New |
| Prudential Financial Inc | 220,080 | $15.8M | 0.02% | −242,540−52.4% | Reduced |
| Gillson Capital LP | 219,537 | $15.7M | 1.42% | +219,537 | New |
| Danske Bank A/S | 219,051 | $15.7M | 0.05% | +38,952+21.6% | Added |
| Chevy Chase Trust Holdings, Inc. | 217,851 | $15.6M | 0.05% | −4,598−2.1% | Reduced |
| NS Partners Ltd | 214,845 | $15.4M | 0.64% | +32,428+17.8% | Added |
| Nicholas Company, Inc. | 214,414 | $15.3M | 0.25% | +63,814+42.4% | Added |
| APG Asset Management N.V. | 217,500 | $15.0M | 0.04% | +217,500 | New |
| Northwestern Mutual Wealth Management Co | 209,061 | $15.0M | 0.01% | +17,488+9.1% | Added |
| Citadel Advisors LLC | 208,224 | $14.9M | 0.01% | −44,064−17.5% | Reduced |
| Select Equity Group, L.P. | 207,951 | $14.9M | 0.06% | +207,951 | New |
| Thrivent Financial for Lutherans | 203,234 | $14.5M | 0.03% | −6,392−3.0% | Reduced |
| FIL Ltd | 197,425 | $14.1M | 0.01% | +87,249+79.2% | Added |
| Foster Victor Wealth Advisors, LLC | 187,869 | $13.9M | 1.06% | +20,977+12.6% | Added |
| CIBC World Markets Corp | 193,012 | $13.8M | 0.08% | +20,139+11.6% | Added |
| Sandhill Capital Partners LLC | 190,371 | $13.6M | 1.07% | −48,510−20.3% | Reduced |
| Cortland Associates Inc | 190,124 | $13.6M | 1.55% | −2,550−1.3% | Reduced |
| DekaBank Deutsche Girozentrale | 183,640 | $13.1M | 0.02% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 180,140 | $12.9M | 0.04% | +2,578+1.5% | Added |
| Treasurer of the State of North Carolina | 178,498 | $12.8M | 0.05% | +1,120+0.6% | Added |
| Susquehanna International Group, LLP | 177,940 | $12.7M | 0.02% | +91,095+104.9% | Added |
| Badgley Phelps Wealth Managers, LLC | 177,492 | $12.7M | 0.30% | −4,754−2.6% | Reduced |
| Clearstead Advisors, LLC | 177,487 | $12.7M | 0.19% | +172,267+3,300.1% | Added |
| Tremblant Capital Group | 173,868 | $12.4M | 1.31% | +173,868 | New |
| Spence Asset Management | 170,564 | $12.2M | 2.66% | +3,110+1.9% | Added |
| Gilder Gagnon Howe & Co LLC | 165,997 | $11.9M | 0.13% | −23,314−12.3% | Reduced |
| DnB Asset Management AS | 165,959 | $11.9M | 0.05% | +60,782+57.8% | Added |
| Ruffer LLP | 162,179 | $11.6M | 0.42% | +162,179 | New |
| Erste Asset Management GmbH | 160,000 | $11.5M | 0.14% | −70,000−30.4% | Reduced |
| La Banque Postale Asset Management SA | 159,426 | $11.4M | 0.15% | +144,863+994.7% | Added |
| Teachers Retirement System of the State of Kentucky | 158,252 | $11.3M | 0.10% | +2,700+1.7% | Added |
| TownSquare Capital, LLC | 156,408 | $11.2M | 0.13% | +147,049+1,571.2% | Added |
| Schonfeld Strategic Advisors LLC | 153,429 | $11.0M | 0.07% | +143,542+1,451.8% | Added |
| LGT Group Foundation | 152,298 | $10.9M | 0.17% | +10,180+7.2% | Added |
| Archon Partners LLC | 152,000 | $10.9M | 1.27% | −33,500−18.1% | Reduced |
| State of New Jersey Common Pension Fund D | 150,577 | $10.8M | 0.04% | −162−0.1% | Reduced |
| Ion Asset Management Ltd. | 146,970 | $10.5M | 0.63% | +146,970 | New |
| KLP Kapitalforvaltning AS | 141,800 | $10.2M | 0.05% | +141,800 | New |
| Truist Financial Corp | 141,060 | $10.1M | 0.02% | −7,035−4.8% | Reduced |
| Public Employees Retirement System of Ohio | 140,490 | $10.1M | 0.03% | −7,901−5.3% | Reduced |
| Lansforsakringar Fondforvaltning AB (publ) | 136,438 | $9.77M | 0.05% | +136,438 | New |
| Nomura Asset Management Co Ltd | 134,918 | $9.66M | 0.03% | −121−0.1% | Reduced |
| Storebrand Asset Management AS | 132,504 | $9.49M | 0.03% | −79−0.1% | Reduced |
| CIBC Asset Management Inc | 131,674 | $9.43M | 0.03% | +4,583+3.6% | Added |
| Kelly Lawrence W & Associates Inc | 129,540 | $9.27M | 2.16% | −9,400−6.8% | Reduced |
| Cetera Investment Advisers | 129,295 | $9.26M | 0.02% | −8,951−6.5% | Reduced |
| RedJay Asset Management Inc. | 125,000 | $8.95M | 5.92% | 00.0% | Unchanged |
| Corebridge Financial, Inc. | 124,179 | $8.89M | 0.05% | −22,446−15.3% | Reduced |
| Wellington Management Group LLP | 122,115 | $8.74M | 0.00% | −225,578−64.9% | Reduced |
| State of Michigan Retirement System | 120,900 | $8.66M | 0.04% | +300+0.2% | Added |
| Robeco Institutional Asset Management B.V. | 119,458 | $8.55M | 0.02% | −8,591−6.7% | Reduced |
| Standard Life Aberdeen plc | 118,592 | $8.53M | 0.02% | −11,558−8.9% | Reduced |
| Arizona State Retirement System | 118,996 | $8.52M | 0.05% | +1,960+1.7% | Added |
| Resona Asset Management Co.,Ltd. | 116,837 | $8.37M | 0.05% | −6,478−5.3% | Reduced |