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 2021
Institutional positions in Costar Group, Inc. as of Dec 31, 2021. 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
- 633
- +48 vs. Q3 2021
- Shares held
- 375.1M
- −165.5K (0.0%) vs. Q3 2021
- Total value
- $29.6B
- −$2.64B (−8.2%) vs. Q3 2021
- New holders
- 113
- 229 more added
- Sold out
- 65
- 214 more reduced
9 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2021: 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 2021
Shares, value and share of portfolio for each institution holding Costar Group, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FIL Ltd | 376,621 | $29.8M | 0.03% | +42,493+12.7% | Added |
| Quantum Capital Management, LLC | 374,211 | $29.6M | 3.28% | +1,745+0.5% | Added |
| LMR Partners LLP | 367,530 | $29.0M | 0.38% | 00.0% | Unchanged |
| Rhumbline Advisers | 367,150 | $29.0M | 0.04% | +9,241+2.6% | Added |
| Sandhill Capital Partners LLC | 362,314 | $28.6M | 2.22% | +66,211+22.4% | Added |
| Stifel Financial Corp | 361,825 | $28.6M | 0.04% | +3,934+1.1% | Added |
| KBC Group NV | 346,447 | $27.4M | 0.09% | +214,544+162.7% | Added |
| Nissay Asset Management Corp | 338,912 | $26.8M | 0.21% | +17,340+5.4% | Added |
| Brown Advisory Inc | 337,636 | $26.7M | 0.03% | +66,272+24.4% | Added |
| HRT Financial LP | 336,549 | $26.6M | 0.15% | −66,096−16.4% | Reduced |
| Man Group plc | 323,291 | $25.5M | 0.08% | +63,219+24.3% | Added |
| Qube Research & Technologies Ltd | 318,757 | $25.2M | 0.19% | +318,757 | New |
| Asset Management One Co.,Ltd. | 300,692 | $24.0M | 0.08% | −978−0.3% | Reduced |
| Citigroup Inc | 302,171 | $23.9M | 0.02% | −82,084−21.4% | Reduced |
| Scout Investments, Inc. | 301,553 | $23.8M | 0.35% | +38,825+14.8% | Added |
| Putnam Investments LLC | 301,340 | $23.8M | 0.03% | −2,347,354−88.6% | Reduced |
| TCW Group Inc | 299,733 | $23.7M | 0.20% | +8,123+2.8% | Added |
| Barclays PLC | 298,099 | $23.6M | 0.01% | −42,129−12.4% | Reduced |
| Royal Bank of Canada | 297,926 | $23.5M | 0.01% | +40,422+15.7% | Added |
| Royal London Asset Management Ltd | 291,830 | $23.1M | 0.09% | −15,242−5.0% | Reduced |
| Ironvine Capital Partners, LLC | 289,520 | $22.9M | 2.35% | +51,964+21.9% | Added |
| Ashford Capital Management Inc | 288,652 | $22.8M | 2.27% | −1,091−0.4% | Reduced |
| Connectus Wealth, LLC | 287,322 | $22.7M | 0.88% | +16,215+6.0% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 285,920 | $22.5M | 0.09% | +30,422+11.9% | Added |
| Great West Life Assurance Co | 267,713 | $21.1M | 0.04% | −9,402−3.4% | Reduced |
| Locust Wood Capital Advisers, LLC | 265,073 | $20.9M | 1.18% | +265,073 | New |
| D. E. Shaw & Co., Inc. | 259,160 | $20.5M | 0.02% | +259,160 | New |
| AQR Capital Management LLC | 258,244 | $20.4M | 0.04% | −3,827−1.5% | Reduced |
| Baskin Financial Services Inc. | 256,233 | $20.3M | 1.61% | +256,233 | New |
| Night Owl Capital Management, LLC | 248,883 | $19.7M | 4.00% | +147,760+146.1% | Added |
| Susquehanna International Group, LLP | 247,765 | $19.6M | 0.03% | +59,722+31.8% | Added |
| National Bank of Canada | 232,742 | $18.4M | 0.08% | +232,742 | New |
| State of New Jersey Common Pension Fund D | 229,881 | $18.2M | 0.05% | +533+0.2% | Added |
| CIBC World Markets Corp | 228,831 | $18.1M | 0.10% | −315−0.1% | Reduced |
| Boston Private Wealth LLC | 220,000 | $17.4M | 0.29% | +1,306+0.6% | Added |
| Public Employees Retirement System of Ohio | 212,908 | $16.8M | 0.06% | −7,667−3.5% | Reduced |
| Marsico Capital Management LLC | 207,694 | $16.4M | 0.48% | +45,524+28.1% | Added |
| Russell Investments Group, Ltd. | 205,839 | $16.3M | 0.03% | −88,986−30.2% | Reduced |
| Alliancebernstein L.P. | 202,602 | $16.0M | 0.01% | −11,033−5.2% | Reduced |
| Lakehouse Capital Pty Ltd | 198,286 | $15.7M | 8.81% | +15,703+8.6% | Added |
| Canada Pension Plan Investment Board | 197,150 | $15.6M | 0.02% | −9,369−4.5% | Reduced |
| AE Wealth Management LLC | 196,015 | $15.5M | 0.11% | −11,448−5.5% | Reduced |
| Oppenheimer Asset Management Inc. | 195,568 | $15.5M | 0.20% | −1,351−0.7% | Reduced |
| State of Wisconsin Investment Board | 188,192 | $14.9M | 0.03% | −8,436−4.3% | Reduced |
| Squarepoint Ops LLC | 185,725 | $14.7M | 0.07% | +181,797+4,628.2% | Added |
| Spence Asset Management | 178,592 | $14.1M | 3.49% | +9,767+5.8% | Added |
| Eaton Vance Management | 172,678 | $13.6M | 0.02% | +70,384+68.8% | Added |
| Erste Asset Management GmbH | 170,000 | $13.6M | 0.25% | +14,700+9.5% | Added |
| Two Sigma Investments, LP | 172,105 | $13.6M | 0.03% | +87,405+103.2% | Added |
| 2Xideas AG | 171,428 | $13.5M | 0.82% | +37,451+28.0% | Added |
| Citadel Advisors LLC | 170,338 | $13.5M | 0.01% | +170,338 | New |
| Toronto Dominion Bank | 168,794 | $13.3M | 0.02% | +53,732+46.7% | Added |
| Vantage Investment Partners, LLC | 167,585 | $13.2M | 0.68% | +50,541+43.2% | Added |
| Badgley Phelps Wealth Managers, LLC | 166,107 | $13.1M | 0.43% | +2,942+1.8% | Added |
| Teachers Retirement System of the State of Kentucky | 165,350 | $13.1M | 0.12% | 00.0% | Unchanged |
| American Assets Capital Advisers, LLC | 164,456 | $13.0M | 1.28% | −118,393−41.9% | Reduced |
| NS Partners Ltd | 162,086 | $12.8M | 0.60% | +1,207+0.8% | Added |
| HSBC Holdings PLC | 154,489 | $12.2M | 0.01% | +12,761+9.0% | Added |
| UBS Group AG | 152,354 | $12.0M | 0.00% | −208,113−57.7% | Reduced |
| Capitolis Advisors LLC | 150,515 | $11.9M | 0.07% | 00.0% | Unchanged |
| Treasurer of the State of North Carolina | 147,457 | $11.7M | 0.06% | +570+0.4% | Added |
| Cobblestone Capital Advisors LLC | 146,842 | $11.6M | 0.75% | −3,203−2.1% | Reduced |
| Swedbank AB | 144,596 | $11.6M | 0.02% | −2,114−1.4% | Reduced |
| Archon Partners LLC | 146,600 | $11.6M | 1.42% | −24,500−14.3% | Reduced |
| Spire Wealth Management | 143,784 | $11.4M | 0.25% | +757+0.5% | Added |
| Melvin Capital Management LP | 140,000 | $11.1M | 0.07% | +140,000 | New |
| Natixis Advisors, L.P. | 135,660 | $10.7M | 0.04% | +5,527+4.2% | Added |
| Picton Mahoney Asset Management | 133,160 | $10.5M | 0.38% | −39,065−22.7% | Reduced |
| Natixis | 131,182 | $10.4M | 0.04% | +124,381+1,828.9% | Added |
| Cubist Systematic Strategies, LLC | 130,558 | $10.3M | 0.10% | +100,819+339.0% | Added |
| Advisor Group Holdings, Inc. | 127,950 | $10.1M | 0.02% | +3,794+3.1% | Added |
| First Trust Advisors LP | 126,461 | $9.99M | 0.01% | −11,700−8.5% | Reduced |
| Liontrust Investment Partners LLP | 125,000 | $9.88M | 0.12% | 00.0% | Unchanged |
| First Republic Investment Management, Inc. | 124,881 | $9.87M | 0.02% | −440.0% | Reduced |
| BNP Paribas Arbitrage, SA | 124,343 | $9.83M | 0.02% | +54,246+77.4% | Added |
| Gateway Investment Advisers LLC | 123,473 | $9.76M | 0.09% | +257+0.2% | Added |
| NN Investment Partners Holdings N.V. | 122,624 | $9.69M | 0.05% | +17,765+16.9% | Added |
| Nomura Holdings Inc | 122,276 | $9.67M | 0.06% | +122,276 | New |
| Congress Asset Management Co | 122,312 | $9.67M | 0.07% | −29,071−19.2% | Reduced |
| Aviva PLC | 120,634 | $9.53M | 0.04% | +915+0.8% | Added |
| Loews Corp | 120,000 | $9.48M | 0.08% | +65,000+118.2% | Added |
| Shell Asset Management Co | 118,008 | $9.33M | 0.19% | −6,857−5.5% | Reduced |
| Worldquant Millennium Advisors LLC | 116,660 | $9.22M | 0.18% | +96,343+474.2% | Added |
| JPMorgan Chase & Co | 116,197 | $9.18M | 0.00% | −26,885−18.8% | Reduced |
| Storebrand Asset Management AS | 115,036 | $9.09M | 0.04% | +1,211+1.1% | Added |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 111,670 | $8.82M | 0.08% | −4,500−3.9% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 108,862 | $8.60M | 0.02% | +329+0.3% | Added |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 107,654 | $8.51M | 0.18% | −7,936−6.9% | Reduced |
| Arizona State Retirement System | 107,532 | $8.50M | 0.06% | −3,302−3.0% | Reduced |
| EULAV Asset Management | 103,000 | $8.14M | 0.21% | 00.0% | Unchanged |
| Robeco Institutional Asset Management B.V. | 102,029 | $8.06M | 0.02% | +92+0.1% | Added |
| Bank of Montreal | 98,820 | $7.92M | 0.00% | +41,923+73.7% | Added |
| The PNC Financial Services Group, Inc. | 99,044 | $7.83M | 0.01% | +5,664+6.1% | Added |
| Leonteq Securities AG | 94,396 | $7.46M | 0.34% | +48,242+104.5% | Added |
| Cna Financial Corp | 90,000 | $7.11M | 1.86% | +5,000+5.9% | Added |
| USS Investment Management Ltd | 87,038 | $6.88M | 0.05% | 00.0% | Unchanged |
| Banco Santander, S.A. | 84,622 | $6.69M | 0.04% | +10,829+14.7% | Added |
| Forsta Ap-Fonden | 81,500 | $6.44M | 0.06% | −700−0.9% | Reduced |
| NZS Capital, LLC | 80,006 | $6.32M | 0.55% | +80,006 | New |
| Employees Retirement System of Texas | 79,220 | $6.26M | 0.07% | 00.0% | Unchanged |