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 $12.3B in total; superinvestors Akre Capital Management and Weitz Investment Management hold it.
13F holders, Q2 2024
Institutional positions in Costar Group, Inc. as of Jun 30, 2024. 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
- 767
- +7 vs. Q1 2024
- Shares held
- 396.7M
- −18.1M (−4.4%) vs. Q1 2024
- Total value
- $29.4B
- −$10.6B (−26.5%) vs. Q1 2024
- New holders
- 99
- 277 more added
- Sold out
- 92
- 284 more reduced
7 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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 | $12.3B |
| Q1 2026 | 797 | $16.8B |
| Q4 2025 | 847 | $28.6B |
| Q3 2025 | 905 | $35.1B |
| Q2 2025 | 873 | $34.3B |
| Q1 2025 | 858 | $34.0B |
| Q4 2024 | 805 | $29.3B |
| Q3 2024 | 773 | $30.2B |
| Q2 2024 | 767 | $29.4B |
| Q1 2024 | 767 | $40.1B |
| Q4 2023 | 737 | $34.7B |
| Q3 2023 | 690 | $30.1B |
| Q2 2023 | 714 | $35.6B |
| Q1 2023 | 692 | $27.0B |
| Q4 2022 | 704 | $30.5B |
| Q3 2022 | 634 | $29.1B |
| Q2 2022 | 591 | $23.2B |
| Q1 2022 | 589 | $25.2B |
| Q4 2021 | 633 | $30.2B |
| Q3 2021 | 594 | $32.3B |
| Q2 2021 | 607 | $31.1B |
| Q1 2021 | 593 | $31.2B |
Institutions, Q2 2024
Shares, value and share of portfolio for each institution holding Costar Group, Inc.; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 65,617,338 | $4.86B | 0.09% | +165,839+0.3% | Added |
| BlackRock Inc. | 38,561,085 | $2.86B | 0.06% | −325,365−0.8% | Reduced |
| Principal Financial Group Inc | 19,370,975 | $1.44B | 0.85% | −221,206−1.1% | Reduced |
| Bamco Inc | 19,270,998 | $1.43B | 4.09% | −66,620−0.3% | Reduced |
| State Street Corp | 16,337,591 | $1.21B | 0.05% | +211,417+1.3% | Added |
| Janus Henderson Group PLC | 12,114,530 | $898.2M | 0.48% | +306,503+2.6% | Added |
| Massachusetts Financial Services Co | 11,384,572 | $844.1M | 0.26% | −118,347−1.0% | Reduced |
| Geode Capital Management, LLC | 11,072,579 | $819.0M | 0.07% | +230,768+2.1% | Added |
| Baillie Gifford & Co | 9,051,781 | $671.1M | 0.52% | −201,972−2.2% | Reduced |
| Akre Capital Management LLCSuperinvestorAkre Capital Management | 8,770,423 | $650.2M | 5.72% | −5,752,829−39.6% | Reduced |
| Macquarie Group Ltd | 8,449,865 | $626.5M | 0.72% | −36,286−0.4% | Reduced |
| Bank of New York Mellon Corp | 6,117,260 | $453.5M | 0.09% | +124,761+2.1% | Added |
| Artisan Partners Limited Partnership | 5,804,147 | $430.3M | 0.65% | +101,127+1.8% | Added |
| Norges Bank | 5,096,624 | $377.9M | 0.06% | +201,012+4.1% | Added |
| Bank of America Corp | 4,769,720 | $353.6M | 0.03% | +432,358+10.0% | Added |
| Blair William & Co | 4,397,738 | $326.0M | 1.01% | −22,040−0.5% | Reduced |
| Vulcan Value Partners, LLC | 4,138,987 | $306.8M | 4.68% | +1,961,917+90.1% | Added |
| Capital International Investors | 3,995,630 | $296.2M | 0.06% | −42,341−1.0% | Reduced |
| Brown Advisory Inc | 3,900,174 | $289.2M | 0.38% | +187,716+5.1% | Added |
| T. Rowe Price Investment Management, Inc. | 3,693,250 | $273.8M | 0.17% | +64,953+1.8% | Added |
| Morgan Stanley | 3,558,068 | $263.8M | 0.02% | −8,515,315−70.5% | Reduced |
| Northern Trust Corp | 3,527,149 | $261.5M | 0.04% | −9,878−0.3% | Reduced |
| Invesco Ltd. | 3,451,930 | $255.9M | 0.05% | +392,134+12.8% | Added |
| JPMorgan Chase & Co | 2,714,308 | $201.2M | 0.01% | −1,207,374−30.8% | Reduced |
| Ameriprise Financial Inc | 2,672,024 | $198.1M | 0.05% | −371,906−12.2% | Reduced |
| Capital Research Global Investors | 2,653,416 | $196.7M | 0.04% | +6420.0% | Added |
| Charles Schwab Investment Management Inc | 2,607,457 | $193.3M | 0.04% | +65,823+2.6% | Added |
| Franklin Resources Inc | 2,565,900 | $190.2M | 0.06% | +52,408+2.1% | Added |
| Goldman Sachs Group Inc | 2,441,966 | $181.0M | 0.04% | −648,322−21.0% | Reduced |
| Mackenzie Financial Corp | 2,358,526 | $174.9M | 0.26% | +341,046+16.9% | Added |
| Legal & General Group Plc | 2,294,708 | $170.1M | 0.05% | +23,439+1.0% | Added |
| UBS Asset Management Americas Inc | 2,086,256 | $154.7M | 0.04% | +576,608+38.2% | Added |
| Federated Hermes, Inc. | 1,968,574 | $146.0M | 0.35% | −26,542−1.3% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 1,950,417 | $144.6M | 0.37% | +9,907+0.5% | Added |
| Riverbridge Partners LLC | 1,927,442 | $142.9M | 1.94% | −54,633−2.8% | Reduced |
| DF Dent & Co Inc | 1,882,633 | $139.6M | 1.80% | −64,969−3.3% | Reduced |
| Ownership Capital B.V. | 1,751,764 | $129.9M | 3.51% | −633,400−26.6% | Reduced |
| Envestnet Asset Management Inc | 1,721,312 | $127.6M | 0.04% | −2,626−0.2% | Reduced |
| Westfield Capital Management Co LP | 1,719,913 | $127.5M | 0.63% | +72,524+4.4% | Added |
| Dimensional Fund Advisors LP | 1,697,933 | $125.9M | 0.03% | +219,758+14.9% | Added |
| FMR LLC | 1,606,496 | $119.1M | 0.01% | +509,125+46.4% | Added |
| RGM Capital, LLC | 1,598,078 | $118.5M | 4.75% | 00.0% | Unchanged |
| Harding Loevner LP | 1,551,127 | $115.0M | 0.63% | −50,064−3.1% | Reduced |
| Price T Rowe Associates Inc | 1,444,551 | $107.1M | 0.01% | −122,648−7.8% | Reduced |
| Fayez Sarofim & Co | 1,407,801 | $104.4M | 0.28% | +1,407,801 | New |
| Bares Capital Management, Inc. | 1,382,835 | $102.5M | 4.93% | −195,900−12.4% | Reduced |
| Voya Investment Management LLC | 1,371,099 | $101.7M | 0.10% | −414,623−23.2% | Reduced |
| Nuveen Asset Management, LLC | 1,294,673 | $96.0M | 0.03% | +148,876+13.0% | Added |
| Baird Financial Group, Inc. | 1,242,203 | $92.1M | 0.19% | +103,662+9.1% | Added |
| SEI Investments Co | 1,233,592 | $91.5M | 0.13% | +27,656+2.3% | Added |
| Eagle Asset Management Inc | 1,219,223 | $90.1M | 0.48% | +175,972+16.9% | Added |
| Swiss National Bank | 1,209,200 | $89.7M | 0.06% | −13,700−1.1% | Reduced |
| Wells Fargo & Company | 1,201,659 | $89.1M | 0.02% | +194,948+19.4% | Added |
| Barclays PLC | 1,175,395 | $87.1M | 0.04% | +21,439+1.9% | Added |
| Deutsche Bank AG | 1,163,835 | $86.3M | 0.04% | +287,566+32.8% | Added |
| American Century Companies Inc | 1,100,521 | $81.6M | 0.05% | −912,955−45.3% | Reduced |
| Ensign Peak Advisors, Inc | 1,059,525 | $78.6M | 0.14% | −359,406−25.3% | Reduced |
| William Blair Investment Management, LLC | 1,053,274 | $78.1M | 0.20% | −389,954−27.0% | Reduced |
| National Pension Service | 1,014,117 | $75.2M | 0.09% | +42,454+4.4% | Added |
| Beck Mack & Oliver LLC | 1,003,436 | $74.4M | 1.54% | +135,494+15.6% | Added |
| Kayne Anderson Rudnick Investment Management LLC | 976,643 | $72.4M | 0.18% | −41,400−4.1% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 950,259 | $70.5M | 0.05% | −85,416−8.2% | Reduced |
| BNP Paribas Arbitrage, SA | 943,140 | $69.9M | 0.08% | +177,647+23.2% | Added |
| Pictet Asset Management Holding SA | 942,097 | $69.8M | 0.08% | +18,611+2.0% | Added |
| Chicago Capital, LLC | 912,184 | $67.6M | 2.01% | −486−0.1% | Reduced |
| HSBC Holdings PLC | 890,347 | $66.0M | 0.04% | +227,509+34.3% | Added |
| Weitz Investment Management, Inc.SuperinvestorWeitz Investment Management | 886,500 | $65.7M | 3.45% | +10,000+1.1% | Added |
| Royal Bank of Canada | 847,068 | $62.8M | 0.02% | −14,632−1.7% | Reduced |
| Spyglass Capital Management LLC | 841,304 | $62.4M | 4.57% | +35,111+4.4% | Added |
| American Capital Management Inc | 823,074 | $61.0M | 2.04% | +9,475+1.2% | Added |
| Select Equity Group, L.P. | 819,550 | $60.8M | 0.24% | +819,550 | New |
| UBS Group AG | 782,197 | $58.0M | 0.02% | −170,486−17.9% | Reduced |
| Frontier Capital Management Co LLC | 779,123 | $57.8M | 0.57% | −19,041−2.4% | Reduced |
| Amundi | 772,907 | $57.1M | 0.02% | −28,981−3.6% | Reduced |
| Victory Capital Management Inc | 743,190 | $55.1M | 0.06% | −12,266−1.6% | Reduced |
| Rhumbline Advisers | 741,562 | $55.0M | 0.05% | −43,377−5.5% | Reduced |
| Ci Investments Inc. | 715,002 | $53.0M | 0.21% | +2,164+0.3% | Added |
| CIBC Private Wealth Group, LLC | 721,890 | $52.4M | 0.10% | −341,349−32.1% | Reduced |
| Citigroup Inc | 692,617 | $51.4M | 0.05% | +101,962+17.3% | Added |
| TimesSquare Capital Management, LLC | 689,961 | $51.2M | 0.80% | −9,500−1.4% | Reduced |
| California Public Employees Retirement System | 688,954 | $51.1M | 0.04% | −20,796−2.9% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 671,643 | $49.8M | 0.06% | +41,138+6.5% | Added |
| California State Teachers Retirement System | 671,264 | $49.8M | 0.06% | +14,705+2.2% | Added |
| Peregrine Capital Management LLC | 632,348 | $46.9M | 1.37% | +12,094+1.9% | Added |
| Renaissance Technologies LLC | 629,780 | $46.7M | 0.08% | +629,780 | New |
| Mitsubishi UFJ Trust & Banking Corp | 629,033 | $46.6M | 0.11% | −40,646−6.1% | Reduced |
| Bank of Montreal | 628,409 | $46.6M | 0.01% | +184,682+41.6% | Added |
| Raymond James & Associates | 628,112 | $46.6M | 0.03% | +10,999+1.8% | Added |
| Wellington Management Group LLP | 602,042 | $44.6M | 0.01% | −2,635,204−81.4% | Reduced |
| Quantum Capital Management, LLC | 567,635 | $42.1M | 4.76% | −14,799−2.5% | Reduced |
| Alliancebernstein L.P. | 563,008 | $41.7M | 0.01% | +26,022+4.8% | Added |
| Artemis Investment Management LLP | 556,931 | $41.3M | 0.56% | +171,189+44.4% | Added |
| CI Private Wealth, LLC | 540,676 | $40.1M | 0.07% | +94,833+21.3% | Added |
| Colony Group, LLC | 518,680 | $38.5M | 0.13% | +518,680 | New |
| Jennison Associates LLC | 509,151 | $37.7M | 0.02% | +2000.0% | Added |
| Stephens Investment Management Group LLC | 485,592 | $36.0M | 0.50% | −53,703−10.0% | Reduced |
| Jupiter Asset Management Ltd | 471,906 | $35.0M | 0.33% | +471,906 | New |
| Ironvine Capital Partners, LLC | 470,815 | $34.9M | 3.82% | +17,067+3.8% | Added |
| Twinbeech Capital LP | 470,674 | $34.9M | 0.69% | +470,674 | New |
| TD Asset Management Inc | 468,128 | $34.7M | 0.03% | +12,635+2.8% | Added |