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 2023
Institutional positions in Costar Group, Inc. as of Mar 31, 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
- 692
- −4 vs. Q4 2022
- Shares held
- 388.8M
- −4.89M (−1.2%) vs. Q4 2022
- Total value
- $26.7B
- −$3.59B (−11.8%) vs. Q4 2022
- New holders
- 81
- 261 more added
- Sold out
- 85
- 266 more reduced
8 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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 2023
Shares, value and share of portfolio for each institution holding Costar Group, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Barbara Oil Co. | 32,000 | $2.20M | 1.06% | 00.0% | Unchanged |
| Kentucky Retirement Systems | 32,156 | $2.21M | 0.08% | +1,026+3.3% | Added |
| George Kaiser Family Foundation | 32,346 | $2.23M | 0.36% | 00.0% | Unchanged |
| Elo Mutual Pension Insurance Co | 32,473 | $2.24M | 0.07% | +1,808+5.9% | Added |
| Pitcairn Co | 32,924 | $2.27M | 0.21% | +16,116+95.9% | Added |
| TD Private Client Wealth LLC | 32,936 | $2.27M | 0.10% | −854−2.5% | Reduced |
| Voloridge Investment Management, LLC | 33,065 | $2.28M | 0.01% | −82,428−71.4% | Reduced |
| Picton Mahoney Asset Management | 33,315 | $2.29M | 0.12% | +215+0.6% | Added |
| Jane Street Group, LLC | 34,080 | $2.35M | 0.00% | −526,383−93.9% | Reduced |
| Linden Thomas Advisory Services, LLC | 34,361 | $2.37M | 0.59% | +905+2.7% | Added |
| Securian Asset Management, Inc | 34,453 | $2.37M | 0.06% | +73+0.2% | Added |
| Shelton Capital Management | 34,681 | $2.39M | 0.10% | +34,681 | New |
| Hartford Investment Management Co | 34,808 | $2.40M | 0.08% | −3,414−8.9% | Reduced |
| Yarbrough Capital, LLC | 35,086 | $2.42M | 0.20% | −4,260−10.8% | Reduced |
| B.O.S.S. Retirement Advisors, LLC | 35,390 | $2.44M | 0.57% | −271−0.8% | Reduced |
| Westpac Banking Corp | 35,576 | $2.45M | 0.03% | +5,562+18.5% | Added |
| Atria Investments LLC | 36,182 | $2.49M | 0.05% | +1,879+5.5% | Added |
| British Columbia Investment Management Corp | 36,215 | $2.49M | 0.03% | +1,139+3.2% | Added |
| Cambridge Investment Research Advisors, Inc. | 36,626 | $2.52M | 0.01% | −1,859−4.8% | Reduced |
| Quantbot Technologies LP | 37,482 | $2.58M | 0.18% | −3,976−9.6% | Reduced |
| HighTower Advisors, LLC | 37,738 | $2.59M | 0.01% | −1,806−4.6% | Reduced |
| Tsai Capital Corp | 37,679 | $2.59M | 2.73% | +6,436+20.6% | Added |
| Papp L Roy & Associates | 37,953 | $2.61M | 0.35% | 00.0% | Unchanged |
| LGT Group Foundation | 38,670 | $2.66M | 0.08% | +16,345+73.2% | Added |
| Oppenheimer & Co Inc | 39,843 | $2.74M | 0.06% | −1,368−3.3% | Reduced |
| Schroder Investment Management Group | 40,383 | $2.78M | 0.00% | +799+2.0% | Added |
| S.E.E.D. Planning Group LLC | 41,861 | $2.88M | 1.11% | −18,532−30.7% | Reduced |
| Wealthfront Advisers LLC | 42,070 | $2.90M | 0.01% | +16,066+61.8% | Added |
| Formula Growth Ltd | 44,000 | $3.03M | 0.98% | −11,000−20.0% | Reduced |
| CM Wealth Advisors LLC | 42,136 | $3.03M | 0.59% | +42,136 | New |
| Public Sector Pension Investment Board | 44,633 | $3.07M | 0.02% | −6,000−11.8% | Reduced |
| Federation des caisses Desjardins du Quebec | 44,677 | $3.08M | 0.03% | +235+0.5% | Added |
| Teacher Retirement System of Texas | 45,233 | $3.11M | 0.02% | −37,145−45.1% | Reduced |
| Blue Zone Wealth Advisors, LLC | 45,467 | $3.13M | 1.67% | −110.0% | Reduced |
| Park Avenue Securities LLC | 45,657 | $3.14M | 0.05% | −240−0.5% | Reduced |
| Louisiana State Employees Retirement System | 46,600 | $3.21M | 0.08% | +100+0.2% | Added |
| Nissay Asset Management Corp | 46,666 | $3.21M | 0.03% | −176,261−79.1% | Reduced |
| First Republic Investment Management, Inc. | 46,801 | $3.22M | 0.01% | −387−0.8% | Reduced |
| Janney Montgomery Scott LLC | 46,867 | $3.23M | 0.01% | +68+0.1% | Added |
| Magnetar Financial LLC | 47,748 | $3.29M | 0.06% | +15,598+48.5% | Added |
| Czech National Bank | 47,911 | $3.30M | 0.08% | +308+0.6% | Added |
| Tower Research Capital LLC (TRC) | 48,323 | $3.33M | 0.11% | +30,377+169.3% | Added |
| Canada Pension Plan Investment Board | 49,492 | $3.41M | 0.01% | 00.0% | Unchanged |
| Next Century Growth Investors LLC | 49,921 | $3.44M | 0.38% | −1,048−2.1% | Reduced |
| Seven Eight Capital, LP | 50,243 | $3.46M | 0.72% | +50,243 | New |
| Public Employees Retirement Association of Colorado | 51,420 | $3.54M | 0.02% | 00.0% | Unchanged |
| Los Angeles Capital Management LLC | 52,522 | $3.62M | 0.02% | −6,041−10.3% | Reduced |
| EFG Asset Management (North America) Corp. | 53,158 | $3.66M | 0.81% | −4,100−7.2% | Reduced |
| Gulf International Bank (UK) Ltd | 53,370 | $3.67M | 0.08% | −11,167−17.3% | Reduced |
| CWM Advisors, LLC | 53,697 | $3.70M | 0.47% | +5,791+12.1% | Added |
| Daiwa Securities Group Inc. | 53,757 | $3.70M | 0.03% | +1,416+2.7% | Added |
| Xponance, Inc. | 54,873 | $3.78M | 0.06% | +2,161+4.1% | Added |
| Yousif Capital Management, LLC | 55,902 | $3.85M | 0.05% | −906−1.6% | Reduced |
| New York Life Investment Management LLC | 57,530 | $3.96M | 0.04% | +147+0.3% | Added |
| Pacer Advisors, Inc. | 57,594 | $3.97M | 0.02% | +42,227+274.8% | Added |
| Two Sigma Advisers, LP | 57,700 | $3.97M | 0.01% | +57,700 | New |
| Fiera Capital Corp | 57,876 | $3.98M | 0.01% | +57,876 | New |
| Mutual of America Capital Management LLC | 58,194 | $4.01M | 0.05% | +97+0.2% | Added |
| Nisa Investment Advisors, LLC | 58,672 | $4.04M | 0.03% | +4,891+9.1% | Added |
| FIL Ltd | 59,555 | $4.10M | 0.00% | +21,650+57.1% | Added |
| Commerce Bank | 60,989 | $4.20M | 0.03% | +10,937+21.9% | Added |
| State of Tennessee, Treasury Department | 61,119 | $4.21M | 0.02% | −31,664−34.1% | Reduced |
| Cetera Investment Advisers | 64,337 | $4.43M | 0.04% | +75+0.1% | Added |
| Pragma Gestao de Patrimonio Ltd | 65,000 | $4.48M | 3.17% | +65,000 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 65,665 | $4.52M | 0.02% | +2,504+4.0% | Added |
| Ninety One North America, Inc. | 65,887 | $4.54M | 0.21% | +1,697+2.6% | Added |
| Regions Financial Corp | 66,306 | $4.57M | 0.04% | +22,426+51.1% | Added |
| Assetmark, Inc | 66,450 | $4.58M | 0.02% | −10,759−13.9% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 68,944 | $4.75M | 0.04% | +200+0.3% | Added |
| USS Investment Management Ltd | 69,010 | $4.75M | 0.07% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 69,400 | $4.78M | 0.13% | −23,900−25.6% | Reduced |
| HST Ventures, LLC | 70,223 | $4.83M | 2.47% | +70,223 | New |
| Davenport & Co LLC | 70,994 | $4.89M | 0.04% | −6,495−8.4% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 71,004 | $4.89M | 0.03% | +3,046+4.5% | Added |
| Utah Retirement Systems | 71,680 | $4.94M | 0.07% | +100+0.1% | Added |
| Robeco Institutional Asset Management B.V. | 72,909 | $5.02M | 0.01% | −367,154−83.4% | Reduced |
| LPL Financial LLC | 73,089 | $5.03M | 0.00% | +1,889+2.7% | Added |
| DnB Asset Management AS | 74,358 | $5.12M | 0.03% | +3,125+4.4% | Added |
| Shaker Investments LLC | 74,615 | $5.14M | 2.87% | +15,226+25.6% | Added |
| Banco Santander, S.A. | 74,739 | $5.15M | 0.08% | +12,250+19.6% | Added |
| IFM Investors Pty Ltd | 75,340 | $5.19M | 0.08% | +2,499+3.4% | Added |
| Cetera Advisor Networks LLC | 77,508 | $5.34M | 0.04% | +6,128+8.6% | Added |
| Oregon Public Employees Retirement Fund | 79,872 | $5.50M | 0.07% | +3,045+4.0% | Added |
| Engineers Gate Manager LP | 80,802 | $5.56M | 0.23% | +80,802 | New |
| The PNC Financial Services Group, Inc. | 82,208 | $5.66M | 0.00% | −2,419−2.9% | Reduced |
| Forsta Ap-Fonden | 83,000 | $5.71M | 0.07% | −8,700−9.5% | Reduced |
| MML Investors Services, LLC | 83,147 | $5.72M | 0.04% | −964−1.1% | Reduced |
| Foster Victor Wealth Advisors, LLC | 84,691 | $5.76M | 0.70% | +8,368+11.0% | Added |
| DekaBank Deutsche Girozentrale | 85,627 | $5.79M | 0.01% | +6,627+8.4% | Added |
| Aviva PLC | 84,578 | $5.82M | 0.03% | −53,832−38.9% | Reduced |
| Texas Permanent School Fund | 84,788 | $5.84M | 0.06% | +27,005+46.7% | Added |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 85,170 | $5.86M | 0.08% | +19,800+30.3% | Added |
| Guggenheim Capital LLC | 85,428 | $5.88M | 0.05% | +14,928+21.2% | Added |
| Azzad Asset Management Inc | 88,178 | $6.07M | 0.87% | +393+0.4% | Added |
| US Bancorp | 92,533 | $6.37M | 0.01% | +4,545+5.2% | Added |
| Andra AP-fonden | 95,600 | $6.58M | 0.17% | +12,100+14.5% | Added |
| Arrowstreet Capital, Limited Partnership | 95,968 | $6.61M | 0.01% | +95,968 | New |
| Night Owl Capital Management, LLC | 96,843 | $6.67M | 2.41% | −159−0.2% | Reduced |
| Storebrand Asset Management AS | 99,271 | $6.83M | 0.03% | +57+0.1% | Added |
| CIBC Asset Management Inc | 102,625 | $7.07M | 0.03% | +2,456+2.5% | Added |