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, Q3 2023
Institutional positions in Costar Group, Inc. as of Sep 30, 2023. 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
- 690
- −19 vs. Q2 2023
- Shares held
- 392.0M
- −6.08M (−1.5%) vs. Q2 2023
- Total value
- $30.1B
- −$5.25B (−14.8%) vs. Q2 2023
- New holders
- 65
- 276 more added
- Sold out
- 84
- 251 more reduced
5 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: 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, Q3 2023
Shares, value and share of portfolio for each institution holding Costar Group, Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Geneva Capital Management LLC | 461,805 | $35.5M | 0.75% | −19,980−4.1% | Reduced |
| State Board of Administration of Florida Retirement System | 459,623 | $35.3M | 0.08% | −5,300−1.1% | Reduced |
| Ycg, LLC | 456,891 | $35.1M | 3.24% | −2,607−0.6% | Reduced |
| Credit Suisse AG | 454,413 | $34.9M | 0.04% | −51,726−10.2% | Reduced |
| ProShare Advisors LLC | 453,439 | $34.9M | 0.11% | +56,101+14.1% | Added |
| Bridgewater Associates, LP | 452,601 | $34.8M | 0.21% | +36,960+8.9% | Added |
| Mirae Asset Global Investments Co., Ltd. | 442,963 | $34.1M | 0.08% | +68,501+18.3% | Added |
| Fred Alger Management, LLC | 439,295 | $33.8M | 0.19% | +36,091+9.0% | Added |
| Russell Investments Group, Ltd. | 428,813 | $33.0M | 0.07% | −132,774−23.6% | Reduced |
| Amundi | 399,155 | $32.1M | 0.02% | −408,526−50.6% | Reduced |
| Natixis Advisors, L.P. | 414,188 | $31.8M | 0.10% | +20,730+5.3% | Added |
| New York State Teachers Retirement System | 401,791 | $30.9M | 0.07% | +35,919+9.8% | Added |
| Royal London Asset Management Ltd | 396,077 | $30.5M | 0.10% | +16,564+4.4% | Added |
| First Trust Advisors LP | 393,642 | $30.3M | 0.04% | +122,834+45.4% | Added |
| Prudential Financial Inc | 365,471 | $28.1M | 0.04% | −25,359−6.5% | Reduced |
| Ashford Capital Management Inc | 350,326 | $26.9M | 3.97% | −11,510−3.2% | Reduced |
| Pelham Capital Ltd. | 349,916 | $26.9M | 12.82% | −271,279−43.7% | Reduced |
| Parnassus Investments | 348,207 | $26.8M | 0.07% | +46,901+15.6% | Added |
| BNP Paribas Arbitrage, SA | 343,016 | $26.4M | 0.06% | +115,828+51.0% | Added |
| Truist Financial Corp | 340,018 | $26.1M | 0.04% | −6,043−1.7% | Reduced |
| Sandhill Capital Partners LLC | 333,981 | $25.7M | 2.40% | −77,888−18.9% | Reduced |
| Bank of Montreal | 317,040 | $25.1M | 0.01% | +55,182+21.1% | Added |
| Manufacturers Life Insurance Company, The | 311,492 | $24.0M | 0.01% | +12,831+4.3% | Added |
| NZS Capital, LLC | 302,792 | $23.3M | 1.25% | −2,801−0.9% | Reduced |
| Kornitzer Capital Management Inc | 298,924 | $23.0M | 0.47% | −250−0.1% | Reduced |
| CI Private Wealth, LLC | 293,750 | $22.6M | 0.05% | +20,512+7.5% | Added |
| Great West Life Assurance Co | 280,432 | $21.6M | 0.05% | −22,479−7.4% | Reduced |
| Neuberger Berman Group LLC | 269,447 | $20.7M | 0.02% | +52,706+24.3% | Added |
| Asset Management One Co.,Ltd. | 267,815 | $20.6M | 0.09% | +2,479+0.9% | Added |
| Voya Investment Management LLC | 250,639 | $19.3M | 0.02% | +35,315+16.4% | Added |
| Toronto Dominion Bank | 249,076 | $19.2M | 0.03% | −5,208−2.0% | Reduced |
| Baskin Financial Services Inc. | 248,025 | $19.1M | 1.93% | −511−0.2% | Reduced |
| Motley Fool Wealth Management, LLC | 235,761 | $18.2M | 1.05% | −2,950−1.2% | Reduced |
| Stifel Financial Corp | 236,508 | $18.2M | 0.03% | +19,258+8.9% | Added |
| State of New Jersey Common Pension Fund D | 232,141 | $17.8M | 0.06% | −8,120−3.4% | Reduced |
| D. E. Shaw & Co., Inc. | 231,620 | $17.8M | 0.03% | −83,481−26.5% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 229,528 | $17.6M | 0.07% | −5,496−2.3% | Reduced |
| State of Wisconsin Investment Board | 217,377 | $16.7M | 0.05% | −20,464−8.6% | Reduced |
| Scout Investments, Inc. | 211,340 | $16.1M | 0.37% | −12,101−5.4% | Reduced |
| Teachers Retirement System of the State of Kentucky | 208,625 | $16.0M | 0.16% | −1,137−0.5% | Reduced |
| Public Employees Retirement System of Ohio | 204,492 | $15.7M | 0.07% | −13,417−6.2% | Reduced |
| Ninety One UK Ltd | 202,491 | $15.6M | 0.05% | 00.0% | Unchanged |
| Erste Asset Management GmbH | 195,000 | $15.0M | 0.26% | 00.0% | Unchanged |
| AE Wealth Management LLC | 193,327 | $14.9M | 0.09% | +7,568+4.1% | Added |
| Vantage Investment Partners, LLC | 187,196 | $14.4M | 1.89% | +108,814+138.8% | Added |
| Stony Point Capital LLC | 186,713 | $14.4M | 4.88% | +2,506+1.4% | Added |
| Archon Partners LLC | 185,500 | $14.3M | 2.23% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 184,841 | $14.2M | 0.06% | +81,946+79.6% | Added |
| Treasurer of the State of North Carolina | 182,764 | $14.1M | 0.08% | +680+0.4% | Added |
| Handelsbanken Fonder AB | 179,827 | $13.8M | 0.08% | +3,570+2.0% | Added |
| Oppenheimer Asset Management Inc. | 178,884 | $13.8M | 0.21% | −10,268−5.4% | Reduced |
| NS Partners Ltd | 175,461 | $13.5M | 0.73% | −324−0.2% | Reduced |
| Badgley Phelps Wealth Managers, LLC | 168,271 | $12.9M | 0.44% | −7,000−4.0% | Reduced |
| American International Group, Inc. | 162,907 | $12.5M | 0.08% | +10,010+6.5% | Added |
| Quest Investment Management LLC | 161,373 | $12.4M | 1.75% | +143,629+809.5% | Added |
| Cobblestone Capital Advisors LLC | 156,609 | $12.0M | 0.89% | −1,497−0.9% | Reduced |
| National Bank of Canada | 154,545 | $11.7M | 0.02% | −35,338−18.6% | Reduced |
| Rafferty Asset Management, LLC | 152,189 | $11.7M | 0.07% | +23,819+18.6% | Added |
| Susquehanna International Group, LLP | 151,498 | $11.6M | 0.02% | −55,541−26.8% | Reduced |
| Advisor Group Holdings, Inc. | 148,609 | $11.4M | 0.02% | +37,294+33.5% | Added |
| Walleye Capital LLC | 144,031 | $11.1M | 0.16% | +126,219+708.6% | Added |
| Northwestern Mutual Wealth Management Co | 141,162 | $10.9M | 0.01% | +3,000+2.2% | Added |
| 2Xideas AG | 138,892 | $10.7M | 1.18% | −30,686−18.1% | Reduced |
| Prana Capital Management, LP | 138,152 | $10.6M | 0.69% | +138,152 | New |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 136,019 | $10.5M | 0.16% | +1,903+1.4% | Added |
| Gateway Investment Advisers LLC | 134,836 | $10.4M | 0.13% | −111−0.1% | Reduced |
| KBC Group NV | 130,555 | $10.0M | 0.04% | +33,385+34.4% | Added |
| Telemark Asset Management, LLC | 130,000 | $10.0M | 1.52% | +30,000+30.0% | Added |
| Lakehouse Capital Pty Ltd | 126,320 | $9.71M | 8.76% | −11,869−8.6% | Reduced |
| Comerica Bank | 119,580 | $9.19M | 0.05% | +119,580 | New |
| Andra AP-fonden | 118,100 | $9.08M | 0.54% | +58,500+98.2% | Added |
| Nomura Asset Management Co Ltd | 116,318 | $8.94M | 0.04% | +4,371+3.9% | Added |
| Boston Private Wealth LLC | 114,034 | $8.77M | 0.19% | −9,510−7.7% | Reduced |
| Guggenheim Capital LLC | 113,842 | $8.75M | 0.08% | +17,942+18.7% | Added |
| CIBC Asset Management Inc | 113,789 | $8.75M | 0.04% | +11,722+11.5% | Added |
| ING Groep NV | 113,709 | $8.74M | 0.08% | +104,410+1,122.8% | Added |
| Pragma Gestao de Patrimonio Ltd | 113,000 | $8.69M | 5.26% | +35,000+44.9% | Added |
| Storebrand Asset Management AS | 112,653 | $8.66M | 0.04% | −4,226−3.6% | Reduced |
| State of Michigan Retirement System | 111,900 | $8.60M | 0.06% | −400−0.4% | Reduced |
| Arizona State Retirement System | 111,457 | $8.57M | 0.07% | +445+0.4% | Added |
| State of Alaska, Department of Revenue | 111,441 | $8.57M | 0.11% | −2,100−1.8% | Reduced |
| MetLife Investment Management | 108,155 | $8.32M | 0.06% | −2,690−2.4% | Reduced |
| Shell Asset Management Co | 107,886 | $8.29M | 0.34% | +757+0.7% | Added |
| Amalgamated Bank | 106,977 | $8.22M | 0.07% | +220.0% | Added |
| Jane Street Group, LLC | 106,065 | $8.16M | 0.01% | −523,178−83.1% | Reduced |
| Thematics Asset Management | 105,298 | $8.10M | 0.40% | +5,410+5.4% | Added |
| LTS One Management LP | 100,000 | $7.69M | 1.69% | +100,000 | New |
| Standard Life Aberdeen plc | 99,939 | $7.68M | 0.02% | −2,811−2.7% | Reduced |
| Robeco Institutional Asset Management B.V. | 96,670 | $7.43M | 0.02% | +23,374+31.9% | Added |
| Squarepoint Ops LLC | 96,378 | $7.41M | 0.04% | +80,722+515.6% | Added |
| DekaBank Deutsche Girozentrale | 97,003 | $7.39M | 0.02% | +23,830+32.6% | Added |
| Azimuth Capital Investment Management LLC | 95,312 | $7.33M | 0.36% | −675−0.7% | Reduced |
| Foster Victor Wealth Advisors, LLC | 90,620 | $7.31M | 0.85% | +1,324+1.5% | Added |
| Assenagon Asset Management S.A. | 94,979 | $7.30M | 0.03% | −292,134−75.5% | Reduced |
| Night Owl Capital Management, LLC | 94,501 | $7.27M | 1.82% | −88−0.1% | Reduced |
| Azzad Asset Management Inc | 94,379 | $7.26M | 1.03% | +5,796+6.5% | Added |
| US Bancorp | 94,272 | $7.25M | 0.01% | +2,544+2.8% | Added |
| Retirement Systems of Alabama | 92,329 | $7.10M | 0.03% | −523−0.6% | Reduced |
| Tredje AP-fonden | 87,725 | $6.75M | 0.10% | −5,986−6.4% | Reduced |
| LPL Financial LLC | 86,580 | $6.66M | 0.00% | +12,422+16.8% | Added |