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 |
|---|---|---|---|---|---|
| MetLife Investment Management | 108,433 | $7.76M | 0.04% | +1,942+1.8% | Added |
| Guggenheim Capital LLC | 108,755 | $7.79M | 0.06% | −2,285−2.1% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 109,696 | $7.92M | 0.03% | −15,202−12.2% | Reduced |
| Holocene Advisors, LP | 114,310 | $8.18M | 0.03% | +8,728+8.3% | Added |
| STRS Ohio | 116,000 | $8.30M | 0.03% | −62,500−35.0% | Reduced |
| Resona Asset Management Co.,Ltd. | 116,837 | $8.37M | 0.05% | −6,478−5.3% | Reduced |
| Arizona State Retirement System | 118,996 | $8.52M | 0.05% | +1,960+1.7% | Added |
| Standard Life Aberdeen plc | 118,592 | $8.53M | 0.02% | −11,558−8.9% | Reduced |
| Robeco Institutional Asset Management B.V. | 119,458 | $8.55M | 0.02% | −8,591−6.7% | Reduced |
| State of Michigan Retirement System | 120,900 | $8.66M | 0.04% | +300+0.2% | Added |
| Wellington Management Group LLP | 122,115 | $8.74M | 0.00% | −225,578−64.9% | Reduced |
| Corebridge Financial, Inc. | 124,179 | $8.89M | 0.05% | −22,446−15.3% | Reduced |
| RedJay Asset Management Inc. | 125,000 | $8.95M | 5.92% | 00.0% | Unchanged |
| Cetera Investment Advisers | 129,295 | $9.26M | 0.02% | −8,951−6.5% | Reduced |
| Kelly Lawrence W & Associates Inc | 129,540 | $9.27M | 2.16% | −9,400−6.8% | Reduced |
| CIBC Asset Management Inc | 131,674 | $9.43M | 0.03% | +4,583+3.6% | Added |
| Storebrand Asset Management AS | 132,504 | $9.49M | 0.03% | −79−0.1% | Reduced |
| Nomura Asset Management Co Ltd | 134,918 | $9.66M | 0.03% | −121−0.1% | Reduced |
| Lansforsakringar Fondforvaltning AB (publ) | 136,438 | $9.77M | 0.05% | +136,438 | New |
| Public Employees Retirement System of Ohio | 140,490 | $10.1M | 0.03% | −7,901−5.3% | Reduced |
| Truist Financial Corp | 141,060 | $10.1M | 0.02% | −7,035−4.8% | Reduced |
| KLP Kapitalforvaltning AS | 141,800 | $10.2M | 0.05% | +141,800 | New |
| Ion Asset Management Ltd. | 146,970 | $10.5M | 0.63% | +146,970 | New |
| State of New Jersey Common Pension Fund D | 150,577 | $10.8M | 0.04% | −162−0.1% | Reduced |
| Archon Partners LLC | 152,000 | $10.9M | 1.27% | −33,500−18.1% | Reduced |
| LGT Group Foundation | 152,298 | $10.9M | 0.17% | +10,180+7.2% | Added |
| Schonfeld Strategic Advisors LLC | 153,429 | $11.0M | 0.07% | +143,542+1,451.8% | Added |
| TownSquare Capital, LLC | 156,408 | $11.2M | 0.13% | +147,049+1,571.2% | Added |
| Teachers Retirement System of the State of Kentucky | 158,252 | $11.3M | 0.10% | +2,700+1.7% | Added |
| La Banque Postale Asset Management SA | 159,426 | $11.4M | 0.15% | +144,863+994.7% | Added |
| Erste Asset Management GmbH | 160,000 | $11.5M | 0.14% | −70,000−30.4% | Reduced |
| Ruffer LLP | 162,179 | $11.6M | 0.42% | +162,179 | New |
| DnB Asset Management AS | 165,959 | $11.9M | 0.05% | +60,782+57.8% | Added |
| Gilder Gagnon Howe & Co LLC | 165,997 | $11.9M | 0.13% | −23,314−12.3% | Reduced |
| Spence Asset Management | 170,564 | $12.2M | 2.66% | +3,110+1.9% | Added |
| Tremblant Capital Group | 173,868 | $12.4M | 1.31% | +173,868 | New |
| Clearstead Advisors, LLC | 177,487 | $12.7M | 0.19% | +172,267+3,300.1% | Added |
| Badgley Phelps Wealth Managers, LLC | 177,492 | $12.7M | 0.30% | −4,754−2.6% | Reduced |
| Susquehanna International Group, LLP | 177,940 | $12.7M | 0.02% | +91,095+104.9% | Added |
| Treasurer of the State of North Carolina | 178,498 | $12.8M | 0.05% | +1,120+0.6% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 180,140 | $12.9M | 0.04% | +2,578+1.5% | Added |
| DekaBank Deutsche Girozentrale | 183,640 | $13.1M | 0.02% | 00.0% | Unchanged |
| Cortland Associates Inc | 190,124 | $13.6M | 1.55% | −2,550−1.3% | Reduced |
| Sandhill Capital Partners LLC | 190,371 | $13.6M | 1.07% | −48,510−20.3% | Reduced |
| CIBC World Markets Corp | 193,012 | $13.8M | 0.08% | +20,139+11.6% | Added |
| Foster Victor Wealth Advisors, LLC | 187,869 | $13.9M | 1.06% | +20,977+12.6% | Added |
| FIL Ltd | 197,425 | $14.1M | 0.01% | +87,249+79.2% | Added |
| Thrivent Financial for Lutherans | 203,234 | $14.5M | 0.03% | −6,392−3.0% | Reduced |
| Select Equity Group, L.P. | 207,951 | $14.9M | 0.06% | +207,951 | New |
| Citadel Advisors LLC | 208,224 | $14.9M | 0.01% | −44,064−17.5% | Reduced |
| Northwestern Mutual Wealth Management Co | 209,061 | $15.0M | 0.01% | +17,488+9.1% | Added |
| APG Asset Management N.V. | 217,500 | $15.0M | 0.04% | +217,500 | New |
| Nicholas Company, Inc. | 214,414 | $15.3M | 0.25% | +63,814+42.4% | Added |
| NS Partners Ltd | 214,845 | $15.4M | 0.64% | +32,428+17.8% | Added |
| Chevy Chase Trust Holdings, Inc. | 217,851 | $15.6M | 0.05% | −4,598−2.1% | Reduced |
| Danske Bank A/S | 219,051 | $15.7M | 0.05% | +38,952+21.6% | Added |
| Gillson Capital LP | 219,537 | $15.7M | 1.42% | +219,537 | New |
| Prudential Financial Inc | 220,080 | $15.8M | 0.02% | −242,540−52.4% | Reduced |
| Visualize Group LP | 220,391 | $15.8M | 9.99% | +220,391 | New |
| State of Wisconsin Investment Board | 224,968 | $16.1M | 0.04% | −5,677−2.5% | Reduced |
| Rafferty Asset Management, LLC | 233,842 | $16.7M | 0.06% | +23,895+11.4% | Added |
| Toronto Dominion Bank | 235,397 | $16.9M | 0.03% | +91,822+64.0% | Added |
| 2Xideas AG | 246,570 | $17.7M | 2.36% | +64,913+35.7% | Added |
| Aureus Asset Management, LLC | 249,536 | $17.9M | 1.15% | −30,271−10.8% | Reduced |
| Swedbank AB | 249,712 | $17.9M | 0.02% | +1,669+0.7% | Added |
| Adage Capital Partners GP, L.L.C. | 251,548 | $18.0M | 0.03% | −604−0.2% | Reduced |
| New York State Common Retirement Fund | 258,480 | $18.5M | 0.02% | −73,492−22.1% | Reduced |
| National Bank of Canada | 260,581 | $18.7M | 0.02% | −32,567−11.1% | Reduced |
| Manufacturers Life Insurance Company, The | 261,346 | $18.7M | 0.02% | −28,124−9.7% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 266,069 | $19.0M | 0.04% | +266,069 | New |
| Oppenheimer Asset Management Inc. | 272,133 | $19.5M | 0.24% | +114,003+72.1% | Added |
| Stifel Financial Corp | 275,505 | $19.7M | 0.02% | +6,467+2.4% | Added |
| Baskin Financial Services Inc. | 277,825 | $19.9M | 1.58% | −8,243−2.9% | Reduced |
| Marshall Wace, LLP | 277,930 | $19.9M | 0.02% | +277,930 | New |
| Korea Investment CORP | 279,810 | $20.0M | 0.05% | +58,106+26.2% | Added |
| Public Sector Pension Investment Board | 285,698 | $20.5M | 0.09% | +214,213+299.7% | Added |
| Asset Management One Co.,Ltd. | 287,978 | $20.8M | 0.07% | +5,150+1.8% | Added |
| First Trust Advisors LP | 307,545 | $22.0M | 0.02% | +29,224+10.5% | Added |
| Kornitzer Capital Management Inc | 310,196 | $22.2M | 0.43% | −8,420−2.6% | Reduced |
| Russell Investments Group, Ltd. | 312,131 | $22.4M | 0.03% | +26,623+9.3% | Added |
| Ashford Capital Management Inc | 318,148 | $22.8M | 2.69% | −1,940−0.6% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 319,875 | $22.9M | 0.05% | −4,791−1.5% | Reduced |
| CIBC Private Wealth Group, LLC | 329,091 | $23.5M | 0.04% | +11,038+3.5% | Added |
| New York State Teachers Retirement System | 330,579 | $23.7M | 0.05% | −8,346−2.5% | Reduced |
| Jennison Associates LLC | 353,938 | $25.3M | 0.02% | −101,384−22.3% | Reduced |
| No Street GP LP | 355,000 | $25.4M | 1.72% | +355,000 | New |
| Motley Fool Wealth Management, LLC | 359,439 | $25.5M | 1.32% | −35,014−8.9% | Reduced |
| Granahan Investment Management Inc | 358,206 | $25.6M | 1.07% | −5,126−1.4% | Reduced |
| CI Private Wealth, LLC | 358,650 | $25.7M | 0.04% | −184,051−33.9% | Reduced |
| Douglas Lane & Associates, LLC | 383,384 | $27.4M | 0.39% | +383,384 | New |
| Caden Capital Partners, LP | 387,863 | $27.8M | 8.47% | +210,171+118.3% | Added |
| Great West Life Assurance Co | 388,780 | $27.8M | 0.05% | +20,738+5.6% | Added |
| Geneva Capital Management LLC | 390,671 | $28.0M | 0.49% | −30,029−7.1% | Reduced |
| Ninety One UK Ltd | 392,438 | $28.1M | 0.08% | −16,863−4.1% | Reduced |
| Frontier Capital Management Co LLC | 394,616 | $28.3M | 0.27% | −15,492−3.8% | Reduced |
| Telemark Asset Management, LLC | 400,000 | $28.6M | 2.86% | −100,000−20.0% | Reduced |
| Assenagon Asset Management S.A. | 401,366 | $28.7M | 0.05% | +113,925+39.6% | Added |
| Royal London Asset Management Ltd | 402,286 | $28.8M | 0.07% | +9,899+2.5% | Added |
| Clearbridge Investments, LLC | 408,638 | $29.3M | 0.02% | −5,508−1.3% | Reduced |
| State Board of Administration of Florida Retirement System | 411,613 | $29.5M | 0.06% | −9,381−2.2% | Reduced |