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, Q1 2025
Institutional positions in Costar Group, Inc. as of Mar 31, 2025. 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
- 858
- +66 vs. Q4 2024
- Shares held
- 428.6M
- +26.5M (+6.6%) vs. Q4 2024
- Total value
- $33.9B
- +$5.15B (+17.9%) vs. Q4 2024
- New holders
- 141
- 378 more added
- Sold out
- 75
- 263 more reduced
13 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2025
Shares, value and share of portfolio for each institution holding Costar Group, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Shell Asset Management Co | 68,907 | $5.46M | 0.26% | −2,141−3.0% | Reduced |
| US Bancorp | 69,084 | $5.47M | 0.01% | −642−0.9% | Reduced |
| Solidarilty Wealth, LLC | 69,207 | $5.48M | 1.35% | +31,290+82.5% | Added |
| Tsai Capital Corp | 69,627 | $5.52M | 4.54% | +8,569+14.0% | Added |
| STRS Ohio | 71,000 | $5.63M | 0.02% | −45,000−38.8% | Reduced |
| Neuberger Berman Group LLC | 72,289 | $5.73M | 0.00% | −2,443−3.3% | Reduced |
| USS Investment Management Ltd | 73,670 | $5.84M | 0.04% | −118−0.2% | Reduced |
| Storebrand Asset Management AS | 74,837 | $5.93M | 0.02% | −57,667−43.5% | Reduced |
| Westfield Capital Management Co LP | 75,081 | $5.95M | 0.03% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 75,330 | $5.97M | 0.02% | −2,843−3.6% | Reduced |
| IFM Investors Pty Ltd | 75,676 | $6.00M | 0.06% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 75,857 | $6.01M | 0.09% | −3,822−4.8% | Reduced |
| NEOS Investment Management LLC | 75,889 | $6.01M | 0.11% | +26,510+53.7% | Added |
| Dash Acquisitions Inc. | 80,693 | $6.07M | 1.35% | +2,255+2.9% | Added |
| HB Wealth Management, LLC | 76,686 | $6.08M | 0.05% | +72,095+1,570.4% | Added |
| Forsta Ap-Fonden | 78,200 | $6.20M | 0.05% | −5,100−6.1% | Reduced |
| GF Fund Management Co. Ltd. | 79,001 | $6.26M | 0.15% | +1,305+1.7% | Added |
| British Columbia Investment Management Corp | 80,606 | $6.39M | 0.04% | +2,121+2.7% | Added |
| Amalgamated Bank | 81,437 | $6.45M | 0.06% | +3,014+3.8% | Added |
| Comerica Bank | 82,846 | $6.56M | 0.03% | +2,298+2.9% | Added |
| Guggenheim Capital LLC | 82,855 | $6.56M | 0.06% | −25,900−23.8% | Reduced |
| Glenmede Trust Co NA | 83,050 | $6.58M | 0.04% | −3,932−4.5% | Reduced |
| Umb Bank N A | 84,108 | $6.66M | 0.11% | +1,455+1.8% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 84,551 | $6.69M | 0.03% | −260−0.3% | Reduced |
| MML Investors Services, LLC | 84,771 | $6.72M | 0.02% | +8,204+10.7% | Added |
| Hantz Financial Services, Inc. | 84,915 | $6.73M | 0.12% | +602+0.7% | Added |
| Narwhal Capital Management | 86,552 | $6.86M | 0.61% | +34,827+67.3% | Added |
| Vanderbilt University | 88,179 | $6.99M | 1.33% | +50,424+133.6% | Added |
| Northwestern Mutual Wealth Management Co | 89,556 | $7.10M | 0.01% | −119,505−57.2% | Reduced |
| Retirement Systems of Alabama | 90,560 | $7.18M | 0.03% | +1,801+2.0% | Added |
| Edgestream Partners, L.P. | 90,987 | $7.21M | 0.24% | +84,725+1,353.0% | Added |
| Handelsbanken Fonder AB | 91,832 | $7.28M | 0.03% | −4,136−4.3% | Reduced |
| Daiwa Securities Group Inc. | 92,594 | $7.34M | 0.03% | +7,571+8.9% | Added |
| Wellington Management Group LLP | 93,434 | $7.40M | 0.00% | −28,681−23.5% | Reduced |
| Robeco Institutional Asset Management B.V. | 93,955 | $7.44M | 0.01% | −25,503−21.3% | Reduced |
| Thematics Asset Management | 94,074 | $7.45M | 0.38% | −7,597−7.5% | Reduced |
| KBC Group NV | 94,863 | $7.52M | 0.02% | +2,133+2.3% | Added |
| DekaBank Deutsche Girozentrale | 96,765 | $7.56M | 0.01% | −86,875−47.3% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 96,375 | $7.64M | 0.05% | +9,205+10.6% | Added |
| Tremblant Capital Group | 96,629 | $7.66M | 0.94% | −77,239−44.4% | Reduced |
| Czech National Bank | 96,783 | $7.67M | 0.07% | +7,895+8.9% | Added |
| Twin Tree Management, LP | 96,784 | $7.67M | 0.17% | +96,784 | New |
| Equitable Trust Co | 98,457 | $7.80M | 0.43% | −3,627−3.6% | Reduced |
| Bank Julius Baer & Co. Ltd, Zurich | 99,603 | $7.90M | 0.03% | −4,384−4.2% | Reduced |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 100,515 | $7.96M | 0.08% | +2,263+2.3% | Added |
| Nissay Asset Management Corp | 101,247 | $8.02M | 0.05% | +9,138+9.9% | Added |
| PEAK6 LLC | 101,555 | $8.05M | 0.31% | +101,555 | New |
| First Citizens Bank & Trust Co | 102,846 | $8.15M | 0.21% | +96,557+1,535.3% | Added |
| The PNC Financial Services Group, Inc. | 102,880 | $8.15M | 0.00% | +11,394+12.5% | Added |
| Night Owl Capital Management, LLC | 103,841 | $8.23M | 1.03% | +2,192+2.2% | Added |
| Azimuth Capital Investment Management LLC | 106,790 | $8.46M | 0.34% | +749+0.7% | Added |
| MetLife Investment Management | 109,346 | $8.66M | 0.05% | +913+0.8% | Added |
| Azzad Asset Management Inc | 109,977 | $8.71M | 1.03% | +3,213+3.0% | Added |
| Jefferies Financial Group Inc. | 110,049 | $8.72M | 0.15% | +11,941+12.2% | Added |
| Public Sector Pension Investment Board | 112,668 | $8.93M | 0.04% | −173,030−60.6% | Reduced |
| Meeder Asset Management Inc | 113,708 | $9.01M | 0.61% | +99,858+721.0% | Added |
| Fiera Capital Corp | 114,554 | $9.08M | 0.03% | +14,645+14.7% | Added |
| Jennison Associates LLC | 117,183 | $9.28M | 0.01% | −236,755−66.9% | Reduced |
| Envestnet Portfolio Solutions, Inc. | 118,419 | $9.38M | 0.04% | +74,300+168.4% | Added |
| NFJ Investment Group, LLC | 120,248 | $9.53M | 0.32% | +120,248 | New |
| Prana Capital Management, LP | 120,564 | $9.55M | 0.39% | +44,082+57.6% | Added |
| Arizona State Retirement System | 121,429 | $9.62M | 0.06% | +2,433+2.0% | Added |
| Corebridge Financial, Inc. | 122,624 | $9.72M | 0.06% | −1,555−1.3% | Reduced |
| State of Michigan Retirement System | 123,900 | $9.82M | 0.06% | +3,000+2.5% | Added |
| Kelly Lawrence W & Associates Inc | 124,640 | $9.88M | 2.40% | −4,900−3.8% | Reduced |
| Waterfront Capital Partners, LLC | 125,000 | $9.90M | 1.70% | +125,000 | New |
| AQR Capital Management LLC | 128,603 | $10.1M | 0.01% | +100,132+351.7% | Added |
| Public Employees Retirement System of Ohio | 129,004 | $10.2M | 0.04% | −11,486−8.2% | Reduced |
| Fred Alger Management, LLC | 129,182 | $10.2M | 0.06% | +36,395+39.2% | Added |
| Resona Asset Management Co.,Ltd. | 129,338 | $10.2M | 0.06% | +12,501+10.7% | Added |
| Mirae Asset Global Investments Co., Ltd. | 130,608 | $10.4M | 0.04% | +20,912+19.1% | Added |
| Truist Financial Corp | 131,855 | $10.4M | 0.02% | −9,205−6.5% | Reduced |
| CI Private Wealth, LLC | 132,596 | $10.5M | 0.02% | −226,054−63.0% | Reduced |
| Lansforsakringar Fondforvaltning AB (publ) | 137,666 | $10.9M | 0.07% | +1,228+0.9% | Added |
| La Banque Postale Asset Management SA | 139,466 | $11.0M | 0.17% | −19,960−12.5% | Reduced |
| Ion Asset Management Ltd. | 140,900 | $11.2M | 0.82% | −6,070−4.1% | Reduced |
| KLP Kapitalforvaltning AS | 143,000 | $11.3M | 0.06% | +1,200+0.8% | Added |
| Cetera Investment Advisers | 143,244 | $11.3M | 0.02% | +13,949+10.8% | Added |
| Nomura Asset Management Co Ltd | 146,942 | $11.6M | 0.04% | +12,024+8.9% | Added |
| Driehaus Capital Management LLC | 147,993 | $11.7M | 0.11% | +147,993 | New |
| TownSquare Capital, LLC | 153,551 | $12.2M | 0.13% | −2,857−1.8% | Reduced |
| State of New Jersey Common Pension Fund D | 155,343 | $12.3M | 0.06% | +4,766+3.2% | Added |
| Ulysses Management LLC | 156,905 | $12.4M | 3.14% | +156,905 | New |
| CIBC Asset Management Inc | 157,156 | $12.5M | 0.04% | +25,482+19.4% | Added |
| Toronto Dominion Bank | 162,893 | $12.9M | 0.03% | −72,504−30.8% | Reduced |
| Teachers Retirement System of the State of Kentucky | 165,175 | $13.1M | 0.12% | +6,923+4.4% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 165,373 | $13.1M | 0.04% | −14,767−8.2% | Reduced |
| Verition Fund Management LLC | 168,148 | $13.3M | 0.08% | +113,457+207.5% | Added |
| CIBC World Markets Corp | 168,563 | $13.4M | 0.11% | −24,449−12.7% | Reduced |
| Petrus Trust Company, LTA | 170,000 | $13.5M | 1.26% | +170,000 | New |
| DnB Asset Management AS | 171,318 | $13.6M | 0.06% | +5,359+3.2% | Added |
| LGT Group Foundation | 172,482 | $13.7M | 0.19% | +20,184+13.3% | Added |
| 2Xideas AG | 175,629 | $13.9M | 2.11% | −70,941−28.8% | Reduced |
| Badgley Phelps Wealth Managers, LLC | 178,936 | $14.2M | 0.34% | +1,444+0.8% | Added |
| ING Groep NV | 182,752 | $14.5M | 0.10% | +120,376+193.0% | Added |
| Clearstead Advisors, LLC | 184,244 | $14.6M | 0.23% | +6,757+3.8% | Added |
| Danske Bank A/S | 187,075 | $14.8M | 0.05% | −31,976−14.6% | Reduced |
| Treasurer of the State of North Carolina | 190,028 | $15.1M | 0.06% | +11,530+6.5% | Added |
| Cortland Associates Inc | 190,914 | $15.1M | 1.82% | +790+0.4% | Added |
| Foster Victor Wealth Advisors, LLC | 196,388 | $15.2M | 1.22% | +8,519+4.5% | Added |