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, Q4 2021
Institutional positions in Costar Group, Inc. as of Dec 31, 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
- 633
- +48 vs. Q3 2021
- Shares held
- 382.7M
- +6.96M (+1.9%) vs. Q3 2021
- Total value
- $30.2B
- −$2.08B (−6.5%) vs. Q3 2021
- New holders
- 113
- 231 more added
- Sold out
- 65
- 212 more reduced
9 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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 | $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, Q4 2021
Shares, value and share of portfolio for each institution holding Costar Group, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 34,552,931 | $2.73B | 0.06% | −2,5530.0% | Reduced |
| Price T Rowe Associates Inc | 27,653,214 | $2.19B | 0.20% | −13,746,298−33.2% | Reduced |
| BlackRock Inc. | 23,945,281 | $1.89B | 0.05% | −547,386−2.2% | Reduced |
| Bamco Inc | 18,498,791 | $1.46B | 3.10% | −140,948−0.8% | Reduced |
| Principal Financial Group Inc | 16,686,729 | $1.32B | 0.79% | +1,071,607+6.9% | Added |
| Baillie Gifford & Co | 14,192,597 | $1.12B | 0.62% | +1,655,617+13.2% | Added |
| Vulcan Value Partners, LLC | 14,160,814 | $1.12B | 2.86% | +7,042,270+98.9% | Added |
| Janus Henderson Group PLC | 12,105,968 | $956.7M | 0.40% | +446,780+3.8% | Added |
| Sands Capital Management, LLC | 10,279,665 | $812.4M | 1.51% | −257,997−2.4% | Reduced |
| Akre Capital Management LLCSuperinvestorAkre Capital Management | 9,764,350 | $771.7M | 4.48% | +1,3500.0% | Added |
| Franklin Resources Inc | 9,601,598 | $758.8M | 0.27% | −820,617−7.9% | Reduced |
| Massachusetts Financial Services Co | 8,891,336 | $702.7M | 0.19% | +428,342+5.1% | Added |
| State Street Corp | 8,367,573 | $661.3M | 0.03% | +68,018+0.8% | Added |
| Macquarie Group Ltd | 7,107,332 | $561.7M | 0.47% | +2,382,444+50.4% | Added |
| Parnassus Investments | 6,017,875 | $475.6M | 0.91% | +5,630,875+1,455.0% | Added |
| Third Point LLCSuperinvestorThird Point | 5,687,819 | $449.5M | 3.14% | 00.0% | Unchanged |
| Findlay Park Partners LLP | 5,565,995 | $439.9M | 2.94% | +1,195,881+27.4% | Added |
| Geode Capital Management, LLC | 5,401,624 | $426.3M | 0.05% | +447,790+9.0% | Added |
| Veritas Asset Management LLP | 5,133,270 | $405.7M | 2.28% | +10,400+0.2% | Added |
| Winslow Capital Management, LLC | 4,538,992 | $358.7M | 1.33% | −117,402−2.5% | Reduced |
| Ownership Capital B.V. | 4,481,624 | $354.2M | 3.83% | +840,352+23.1% | Added |
| Ameriprise Financial Inc | 4,456,315 | $352.1M | 0.10% | +1,555,454+53.6% | Added |
| Norges Bank | 3,771,165 | $298.0M | 0.06% | +137,151+3.8% | Added |
| Bank of America Corp | 3,539,122 | $279.7M | 0.03% | −44,127−1.2% | Reduced |
| Bares Capital Management, Inc. | 3,101,856 | $245.1M | 4.90% | −80,110−2.5% | Reduced |
| Northern Trust Corp | 2,959,765 | $233.9M | 0.04% | −74,051−2.4% | Reduced |
| Voya Investment Management LLC | 2,886,645 | $228.1M | 0.44% | −337,151−10.5% | Reduced |
| Federated Hermes, Inc. | 2,885,801 | $228.1M | 0.43% | +91,785+3.3% | Added |
| Blair William & Co | 2,795,346 | $220.9M | 0.69% | +71,440+2.6% | Added |
| DF Dent & Co Inc | 2,585,023 | $204.3M | 2.05% | −162,570−5.9% | Reduced |
| Harding Loevner LP | 2,482,357 | $196.2M | 0.75% | −63,847−2.5% | Reduced |
| Riverbridge Partners LLC | 2,476,376 | $195.7M | 1.94% | −31,970−1.3% | Reduced |
| Wellington Management Group LLP | 2,298,577 | $181.7M | 0.03% | −2,185,417−48.7% | Reduced |
| Alkeon Capital Management LLC | 2,270,449 | $179.4M | 0.61% | −1,560,000−40.7% | Reduced |
| Champlain Investment Partners, LLC | 2,164,895 | $171.1M | 0.77% | +533,760+32.7% | Added |
| Select Equity Group, L.P. | 2,090,776 | $165.2M | 0.49% | +557,672+36.4% | Added |
| Legal & General Group Plc | 2,030,210 | $160.4M | 0.05% | −128,148−5.9% | Reduced |
| Bank of New York Mellon Corp | 1,896,271 | $149.9M | 0.03% | −21,429−1.1% | Reduced |
| Echo Street Capital Management LLC | 1,707,136 | $134.9M | 0.91% | +291,947+20.6% | Added |
| Ensign Peak Advisors, Inc | 1,678,684 | $132.7M | 0.25% | +191,602+12.9% | Added |
| Neuberger Berman Group LLC | 1,613,743 | $127.5M | 0.10% | +269,618+20.1% | Added |
| Jennison Associates LLC | 1,612,270 | $127.4M | 0.08% | +541,329+50.5% | Added |
| Swiss National Bank | 1,501,190 | $118.6M | 0.07% | −62,400−4.0% | Reduced |
| CIBC Private Wealth Group, LLC | 1,426,005 | $112.7M | 0.23% | −20,392−1.4% | Reduced |
| Goldman Sachs Group Inc | 1,396,159 | $110.3M | 0.03% | −332,426−19.2% | Reduced |
| Charles Schwab Investment Management Inc | 1,314,816 | $103.9M | 0.03% | +44,004+3.5% | Added |
| ExodusPoint Capital Management, LP | 1,307,031 | $103.3M | 1.27% | +514,330+64.9% | Added |
| Granahan Investment Management Inc | 1,290,189 | $102.0M | 2.10% | −50,864−3.8% | Reduced |
| Fred Alger Management, LLC | 1,286,589 | $101.7M | 0.25% | +245,290+23.6% | Added |
| FMR LLC | 1,276,488 | $100.9M | 0.01% | −1,703−0.1% | Reduced |
| William Blair Investment Management, LLC | 1,243,453 | $98.3M | 0.27% | +383,552+44.6% | Added |
| APG Asset Management N.V. | 1,411,993 | $98.1M | 0.17% | −58,091−4.0% | Reduced |
| UBS Asset Management Americas Inc | 1,219,523 | $96.4M | 0.04% | +1,311+0.1% | Added |
| Korea Investment CORP | 1,216,423 | $96.1M | 0.25% | +75,079+6.6% | Added |
| Morgan Stanley | 1,184,968 | $93.6M | 0.01% | −36,534−3.0% | Reduced |
| Kayne Anderson Rudnick Investment Management LLC | 1,175,532 | $92.9M | 0.21% | −14,244−1.2% | Reduced |
| Weitz Investment Management, Inc.SuperinvestorWeitz Investment Management | 1,129,400 | $89.3M | 3.58% | +189,900+20.2% | Added |
| Envestnet Asset Management Inc | 1,113,055 | $88.0M | 0.04% | −13,043−1.2% | Reduced |
| Victory Capital Management Inc | 1,094,868 | $86.5M | 0.08% | −411,537−27.3% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 1,088,785 | $86.0M | 0.05% | −182,529−14.4% | Reduced |
| Nuveen Asset Management, LLC | 1,076,320 | $85.1M | 0.03% | −119,311−10.0% | Reduced |
| Millennium Management LLC | 1,071,670 | $84.7M | 0.09% | +313,911+41.4% | Added |
| Pictet Asset Management SA | 951,281 | $75.2M | 0.08% | +142,516+17.6% | Added |
| Ci Investments Inc. | 926,948 | $73.3M | 0.25% | +133,750+16.9% | Added |
| STRS Ohio | 911,093 | $72.0M | 0.25% | +144,030+18.8% | Added |
| American Century Companies Inc | 903,636 | $71.4M | 0.05% | −569−0.1% | Reduced |
| SEI Investments Co | 893,833 | $70.7M | 0.13% | +136,486+18.0% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 882,225 | $69.7M | 0.14% | +75,660+9.4% | Added |
| Dimensional Fund Advisors LP | 869,906 | $68.8M | 0.02% | +24,223+2.9% | Added |
| Baird Financial Group, Inc. | 848,108 | $67.0M | 0.16% | −23,706−2.7% | Reduced |
| Wells Fargo & Company | 847,132 | $66.9M | 0.02% | −61,119−6.7% | Reduced |
| Renaissance Technologies LLC | 839,680 | $66.4M | 0.08% | +839,680 | New |
| California Public Employees Retirement System | 833,411 | $65.9M | 0.04% | +37,783+4.7% | Added |
| Rathbone Brothers plc | 829,000 | $65.5M | 0.64% | −900.0% | Reduced |
| TD Asset Management Inc | 807,081 | $63.8M | 0.05% | −202,918−20.1% | Reduced |
| TimesSquare Capital Management, LLC | 766,000 | $60.5M | 0.54% | −201,000−20.8% | Reduced |
| American Capital Management Inc | 745,335 | $58.9M | 1.51% | +38,358+5.4% | Added |
| California State Teachers Retirement System | 698,591 | $55.2M | 0.06% | +8,955+1.3% | Added |
| Deutsche Bank AG | 692,996 | $54.8M | 0.02% | +283,942+69.4% | Added |
| Raymond James & Associates | 680,085 | $53.7M | 0.04% | +165,506+32.2% | Added |
| Invesco Ltd. | 663,243 | $52.4M | 0.01% | +298,705+81.9% | Added |
| Parametric Portfolio Associates LLC | 659,351 | $52.1M | 0.03% | −81,252−11.0% | Reduced |
| Mackenzie Financial Corp | 656,446 | $51.9M | 0.07% | +620,766+1,739.8% | Added |
| Peregrine Capital Management LLC | 638,600 | $50.5M | 1.01% | +53,380+9.1% | Added |
| Barclays PLC | 596,198 | $47.1M | 0.01% | +255,970+75.2% | Added |
| Cooper Investors Pty Ltd | 585,811 | $46.3M | 2.92% | +306,634+109.8% | Added |
| New York State Common Retirement Fund | 554,284 | $43.8M | 0.04% | +1,947+0.4% | Added |
| National Pension Service | 550,033 | $43.5M | 0.08% | −4,342−0.8% | Reduced |
| Assenagon Asset Management S.A. | 532,645 | $42.1M | 0.16% | +201,066+60.6% | Added |
| Wildcat Capital Management, LLC | 528,640 | $41.8M | 6.80% | −54,940−9.4% | Reduced |
| Geneva Capital Management LLC | 523,309 | $41.4M | 0.67% | −18,528−3.4% | Reduced |
| State Board of Administration of Florida Retirement System | 507,758 | $40.1M | 0.07% | −2,577−0.5% | Reduced |
| Capital World Investors | 500,000 | $39.5M | 0.01% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 495,530 | $39.2M | 0.03% | +307,487+163.5% | Added |
| Truist Financial Corp | 481,424 | $38.0M | 0.06% | −22,761−4.5% | Reduced |
| Chicago Capital, LLC | 457,136 | $36.1M | 1.35% | −11,968−2.6% | Reduced |
| Ycg, LLC | 452,560 | $35.8M | 3.15% | +99,887+28.3% | Added |
| Kornitzer Capital Management Inc | 427,905 | $33.8M | 0.50% | −670−0.2% | Reduced |
| Flossbach Von Storch AG | 423,070 | $33.4M | 0.09% | −3,550−0.8% | Reduced |
| Stephens Investment Management Group LLC | 417,696 | $33.0M | 0.43% | −2,356−0.6% | Reduced |