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 2021
Institutional positions in Costar Group, Inc. as of Sep 30, 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
- 594
- −8 vs. Q2 2021
- Shares held
- 375.4M
- +407.8K (+0.1%) vs. Q2 2021
- Total value
- $32.3B
- +$1.24B (+4.0%) vs. Q2 2021
- New holders
- 66
- 239 more added
- Sold out
- 74
- 199 more reduced
5 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2021
Shares, value and share of portfolio for each institution holding Costar Group, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| George Kaiser Family Foundation | 21,033 | $1.81M | 0.30% | +13,793+190.5% | Added |
| Fortis Capital Management LLC | 22,000 | $1.89M | 1.10% | −2,000−8.3% | Reduced |
| Metropolitan Life Insurance Co | 22,133 | $1.90M | 0.03% | −747−3.3% | Reduced |
| Tributary Capital Management, LLC | 22,700 | $1.95M | 0.15% | −5,800−20.4% | Reduced |
| Voya Financial Advisors, Inc. | 23,269 | $1.99M | 0.24% | +2,487+12.0% | Added |
| M&T Bank Corp | 24,265 | $2.09M | 0.01% | −155−0.6% | Reduced |
| Schroder Investment Management Group | 25,165 | $2.17M | 0.00% | +2,455+10.8% | Added |
| Quantbot Technologies LP | 26,157 | $2.25M | 0.16% | −7,488−22.3% | Reduced |
| Bell Bank | 26,387 | $2.27M | 0.28% | +1,377+5.5% | Added |
| TD Private Client Wealth LLC | 26,396 | $2.27M | 0.10% | +38+0.1% | Added |
| TBH Global Asset Management, LLC | 26,409 | $2.27M | 0.53% | −921−3.4% | Reduced |
| Fifth Third Bancorp | 26,430 | $2.27M | 0.01% | −1,658−5.9% | Reduced |
| Amalgamated Bank | 26,923 | $2.32M | 0.02% | −3,797−12.4% | Reduced |
| Intrinsic Edge Capital Management LLC | 27,480 | $2.37M | 0.16% | 00.0% | Unchanged |
| Elo Mutual Pension Insurance Co | 27,690 | $2.38M | 0.08% | 00.0% | Unchanged |
| EFG Asset Management (Americas) Corp. | 28,190 | $2.43M | 0.43% | −5,785−17.0% | Reduced |
| Aurora Investment Managers, LLC. | 28,200 | $2.43M | 2.47% | −450−1.6% | Reduced |
| Westpac Banking Corp | 28,770 | $2.48M | 0.03% | 00.0% | Unchanged |
| HawsGoodwin Investment Management LLC | 28,889 | $2.49M | 0.75% | −71−0.2% | Reduced |
| Quantitative Investment Management, LLC | 29,210 | $2.51M | 0.23% | +29,210 | New |
| AXA S.A. | 29,641 | $2.55M | 0.01% | −4,999−14.4% | Reduced |
| Cetera Investment Advisers | 29,662 | $2.55M | 0.04% | +1,590+5.7% | Added |
| Cubist Systematic Strategies, LLC | 29,739 | $2.56M | 0.03% | −170,461−85.1% | Reduced |
| Maryland State Retirement & Pension System | 29,852 | $2.56M | 0.07% | −601−2.0% | Reduced |
| Townsend & Associates, Inc | 29,685 | $2.57M | 1.27% | +5,548+23.0% | Added |
| Atria Investments LLC | 30,252 | $2.60M | 0.05% | +8,232+37.4% | Added |
| Quadrature Capital Ltd | 30,368 | $2.61M | 0.09% | −70,200−69.8% | Reduced |
| Vestmark Advisory Solutions, Inc. | 30,689 | $2.64M | 0.18% | +2,060+7.2% | Added |
| Highland Capital Management, LLC | 30,979 | $2.67M | 0.16% | +30,979 | New |
| Corient Capital Partners, LLC | 31,069 | $2.67M | 0.20% | +7,475+31.7% | Added |
| Carderock Capital Management Inc | 31,172 | $2.68M | 0.76% | +302+1.0% | Added |
| Prudential Financial Inc | 30,529 | $2.73M | 0.00% | −82,370−73.0% | Reduced |
| Barbara Oil Co. | 32,000 | $2.75M | 1.29% | 00.0% | Unchanged |
| Park Avenue Securities LLC | 31,999 | $2.75M | 0.06% | +5,481+20.7% | Added |
| Standard Life Aberdeen plc | 32,346 | $2.78M | 0.01% | −1,447−4.3% | Reduced |
| HighTower Advisors, LLC | 32,858 | $2.84M | 0.01% | −3,172−8.8% | Reduced |
| Cannon Global Investment Management, LLC | 33,500 | $2.88M | 4.32% | +21,500+179.2% | Added |
| Mirabella Financial Services LLP | 33,570 | $2.89M | 0.38% | +28,905+619.6% | Added |
| GPM Growth Investors, Inc. | 33,647 | $2.90M | 1.53% | +33,647 | New |
| Schonfeld Strategic Advisors LLC | 34,203 | $2.94M | 0.03% | −54,406−61.4% | Reduced |
| Blue Zone Wealth Advisors, LLC | 34,253 | $2.95M | 1.02% | +34,253 | New |
| Dai-Ichi Life Insurance Company, Ltd | 34,330 | $2.95M | 0.04% | +30,000+692.8% | Added |
| Next Century Growth Investors LLC | 34,410 | $2.96M | 0.26% | 00.0% | Unchanged |
| FDx Advisors, Inc. | 35,334 | $3.04M | 0.10% | +6,533+22.7% | Added |
| Xponance, Inc. | 35,562 | $3.06M | 0.06% | −1,359−3.7% | Reduced |
| Mackenzie Financial Corp | 35,680 | $3.07M | 0.00% | +7,414+26.2% | Added |
| Stephens Inc | 36,238 | $3.12M | 0.05% | +750+2.1% | Added |
| Susquehanna Fundamental Investments, LLC | 36,956 | $3.18M | 0.06% | +36,956 | New |
| Federation des caisses Desjardins du Quebec | 37,885 | $3.26M | 0.03% | +5,575+17.3% | Added |
| Papp L Roy & Associates | 38,330 | $3.30M | 0.42% | 00.0% | Unchanged |
| Clearbridge Investments, LLC | 38,375 | $3.30M | 0.00% | +6,455+20.2% | Added |
| Profund Advisors LLC | 38,857 | $3.34M | 0.11% | +24,969+179.8% | Added |
| Hexavest Inc. | 39,791 | $3.42M | 0.21% | −12,139−23.4% | Reduced |
| Handelsbanken Fonder AB | 39,870 | $3.43M | 0.02% | 00.0% | Unchanged |
| Tredje AP-fonden | 40,000 | $3.44M | 0.07% | +40,000 | New |
| Taikang Asset Management (Hong Kong) Co Ltd | 41,010 | $3.53M | 0.72% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 41,308 | $3.56M | 0.02% | −106,436−72.0% | Reduced |
| Zweig-DiMenna Associates LLC | 41,668 | $3.59M | 0.25% | 00.0% | Unchanged |
| BTC Capital Management, Inc. | 42,153 | $3.62M | 0.41% | +7,988+23.4% | Added |
| DekaBank Deutsche Girozentrale | 42,842 | $3.62M | 0.01% | +5,816+15.7% | Added |
| Marks Group Wealth Management, Inc | 43,049 | $3.72M | 0.50% | +1,507+3.6% | Added |
| Regions Financial Corp | 44,264 | $3.81M | 0.03% | +344+0.8% | Added |
| Nicholas Investment Partners, LP | 45,483 | $3.91M | 0.29% | +12,923+39.7% | Added |
| Allianz Asset Management GmbH | 45,924 | $3.95M | 0.00% | +3,284+7.7% | Added |
| Leonteq Securities AG | 46,154 | $3.97M | 0.21% | +40,694+745.3% | Added |
| Cambridge Investment Research Advisors, Inc. | 47,481 | $4.09M | 0.02% | +1,696+3.7% | Added |
| Quest Investment Management LLC | 48,228 | $4.15M | 0.38% | −8,697−15.3% | Reduced |
| Davenport & Co LLC | 48,639 | $4.19M | 0.03% | +41,679+598.8% | Added |
| CWM Advisors, LLC | 49,102 | $4.23M | 0.53% | +44,062+874.2% | Added |
| B. Metzler seel. Sohn & Co. Holding AG | 50,054 | $4.31M | 0.06% | +6,324+14.5% | Added |
| IFM Investors Pty Ltd | 50,980 | $4.39M | 0.09% | +300+0.6% | Added |
| Reliant Investment Management, LLC | 51,190 | $4.41M | 2.19% | −2,240−4.2% | Reduced |
| Nisa Investment Advisors, LLC | 52,850 | $4.55M | 0.03% | 00.0% | Unchanged |
| Public Employees Retirement Association of Colorado | 53,910 | $4.64M | 0.02% | 00.0% | Unchanged |
| Formula Growth Ltd | 55,000 | $4.73M | 0.69% | 00.0% | Unchanged |
| Loews Corp | 55,000 | $4.73M | 0.04% | +55,000 | New |
| Azzad Asset Management Inc | 55,020 | $4.74M | 0.70% | +9,632+21.2% | Added |
| Banque Pictet & Cie SA | 55,200 | $4.75M | 0.05% | 00.0% | Unchanged |
| MML Investors Services, LLC | 56,638 | $4.87M | 0.04% | +8,166+16.8% | Added |
| Bank of Montreal | 56,897 | $4.90M | 0.00% | −152,395−72.8% | Reduced |
| Janney Montgomery Scott LLC | 57,056 | $4.91M | 0.02% | +4,573+8.7% | Added |
| Commerce Bank | 59,208 | $5.10M | 0.04% | −532−0.9% | Reduced |
| ProShare Advisors LLC | 59,422 | $5.11M | 0.01% | +562+1.0% | Added |
| Wolverine Trading, LLC | 61,780 | $5.28M | 0.11% | +8,877+16.8% | Added |
| Shaker Investments LLC | 62,900 | $5.41M | 2.39% | +270+0.4% | Added |
| Claar Advisors LLC | 62,950 | $5.42M | 1.61% | +1,200+1.9% | Added |
| LPL Financial LLC | 65,813 | $5.66M | 0.01% | +5,074+8.4% | Added |
| Jag Capital Management, LLC | 67,205 | $5.78M | 0.45% | +255+0.4% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 68,198 | $5.87M | 0.03% | −2,582−3.6% | Reduced |
| Foster Victor Wealth Advisors, LLC | 68,659 | $5.91M | 0.95% | +7,282+11.9% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 69,189 | $5.95M | 0.03% | −1,251−1.8% | Reduced |
| BNP Paribas Arbitrage, SA | 70,097 | $6.03M | 0.01% | −122,018−63.5% | Reduced |
| Utah Retirement Systems | 70,880 | $6.10M | 0.08% | −3,700−5.0% | Reduced |
| British Columbia Investment Management Corp | 72,931 | $6.28M | 0.04% | +210.0% | Added |
| Banco Santander, S.A. | 73,793 | $6.35M | 0.03% | +37,343+102.4% | Added |
| Westfield Capital Management Co LP | 74,500 | $6.41M | 0.04% | −350−0.5% | Reduced |
| State of Alaska, Department of Revenue | 75,495 | $6.50M | 0.07% | −1,570−2.0% | Reduced |
| Nomura Asset Management Co Ltd | 76,212 | $6.56M | 0.04% | −3,958−4.9% | Reduced |
| DnB Asset Management AS | 76,297 | $6.57M | 0.04% | −1,284−1.7% | Reduced |
| Andra AP-fonden | 77,000 | $6.63M | 0.14% | −15,000−16.3% | Reduced |