Who owns CoStar?

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Analyze quarterly positions in CoStar with up to 7 years of data, all consolidated into one spreadsheet

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Top investors of CoStar stock

Who bought or sold CoStar this quarter?

Fund or Company Name Shares Held Valued At Change in Shares As Of
T. Rowe Price Associates 44M $3.6B 931% Jun 2021
Vanguard Group 35M $2.9B 896% Jun 2021
BlackRock 26M $2.1B 748% Jun 2021
Bamco 19M $1.6B 869% Jun 2021
Principal Financial Group 15M $1.3B 1490% Jun 2021
Baillie Gifford & Co 12M $994M 946% Jun 2021
Henderson Group 12M $971M 679% Jun 2021
Franklin Resources 11M $889M 923% Jun 2021
Akre Capital Management 9.8M $809M 900% Jun 2021
Sands Capital Management 9.0M $747M 891% Jun 2021
Massachusetts Financial Services 8.6M $709M 885% Jun 2021

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State Street Corporation 8.4M $694M 987% Jun 2021
Vulcan Value Partners 7.1M $589M 971% Jun 2021
Third Point 5.7M $470M 931% Jun 2021
Geode Capital Management 4.9M $409M 939% Jun 2021
Wellington Management Company 4.8M $400M 887% Jun 2021
Veritas Asset Management 4.4M $367M 817% Jun 2021
Alkeon Capital Management 3.8M $318M 897% Jun 2021
Macquarie Group 3.8M $312M 368570% Jun 2021
Ownership Capital B.V. 3.5M $292M 925% Jun 2021
Bank of America Corporation 3.4M $279M 824% Jun 2021
Findlay Park Partners 3.3M $277M 837% Jun 2021
Winslow Capital Management 3.2M $268M 1208% Jun 2021
Bares Capital Management 3.2M $264M 852% Jun 2021
Northern Trust 2.8M $233M 866% Jun 2021
Ameriprise Financial 2.8M $231M 1160% Jun 2021
Federated Investors 2.7M $222M 876% Jun 2021
William Blair $ Company 2.7M $222M 919% Jun 2021
Riverbrige Partners 2.5M $209M 942% Jun 2021
Putnam Investments 2.5M $206M 1011% Jun 2021
Df Dent & Co 2.3M $190M 909% Jun 2021
Fred Alger Management 2.2M $185M 643% Jun 2021
Legal & General Group 2.2M $183M 817% Jun 2021
Ing Investment Management 2.1M $171M 877% Jun 2021
Bank of New York Mellon 1.9M $160M 898% Jun 2021
FMR 1.7M $144M 332% Jun 2021
Ensign Peak Advisors 1.7M $143M 838% Jun 2021
Millennium Management 1.7M $142M 782% Jun 2021
Wells Fargo & Company 1.6M $137M 461% Jun 2021
Swiss National Bank 1.6M $133M 959% Jun 2021
Invesco 1.6M $130M 509% Jun 2021
Victory Capital Management 1.6M $129M 919% Jun 2021
APG All Pensions Group NV 1.5M $108M 868% Jun 2021
Nuveen Asset Management 1.5M $126M 740% Jun 2021
Echo Street Capital Management 1.5M $121M 1062% Jun 2021
Granahan Investment Management 1.4M $112M 878% Jun 2021
Sumitomo Mitsui Trust Holdings 1.3M $110M 683% Jun 2021
Citadel Advisors 1.3M $108M 2080% Jun 2021
Morgan Stanley 1.2M $104M 100% Jun 2021
Charles Schwab Investment Management 1.2M $102M 928% Jun 2021
Ubs Global Asset Management Americas 1.2M $102M 782% Jun 2021
TD Asset Management 1.2M $108M 968% Jun 2021
Kayne Anderson Rudnick Investment Management 1.2M $99M 898% Jun 2021
Korea Investment Corporation 1.2M $98M 834% Jun 2021
Amundi 1.1M $95M 100% Jun 2021
Envestnet Asset Management 1.1M $97M 9% Sep 2021
Atlantic Trust 1.1M $92M 645% Jun 2021
Pelham Capital 1.1M $91M 428% Jun 2021
Teacher Retirement System Of Texas 1.1M $88M 907% Jun 2021
TimesSquare Capital Management 1.0M $87M 933% Jun 2021
Jennison Associates 1.0M $83M 2873% Jun 2021
Champlain Investment Partners 995k $82M 100% Jun 2021
American Century Companies 922k $76M 1095% Jun 2021
Wallace R. Weitz 900k $75M 978% Jun 2021
William Blair Investment Management 886k $73M 876% Jun 2021
Baird Financial 869k $72M 1002% Jun 2021
Dimensional Fund Advisors 843k $70M 927% Jun 2021
Rathbones Brothers 829k $69M 900% Jun 2021
Mitsubishi UFJ Trust & Banking Corp 824k $68M 838% Jun 2021
Susquehanna International 810k $67M 923% Jun 2021
CalPERS 799k $66M 881% Jun 2021
Senator Investment Group 750k $62M 525% Jun 2021
Parametric Portfolio Associates 742k $61M 922% Jun 2021
Holocene Advisors 736k $61M 100% Jun 2021
Luke P. La Valle, Jr. 712k $59M 906% Jun 2021
California State Teachers Retirement System 704k $58M 856% Jun 2021
Wildcat Capital Management 654k $54M 834% Jun 2021
CI Investments 628k $52M 1251% Jun 2021
Jane Street 623k $52M 1238% Jun 2021
OTR - Nominee Name for The State Teachers Retirement Board of Ohio 611k $51M 885% Jun 2021
Peregrine Capital Management 590k $49M 948% Jun 2021
Sei Investments 581k $50M 1045% Jun 2021
Geneva Capital Management 574k $48M 869% Jun 2021
Barclays 563k $47M 1709% Jun 2021
National Pension Service 558k $46M 900% Jun 2021
New York State Common Retirement Fund 551k $46M 827% Jun 2021
Florida State Board of Administration 524k $43M 853% Jun 2021
Balyasny Asset Management 520k $43M 100% Jun 2021
Segall Bryant & Hamill 510k $42M 212% Jun 2021
Raymond James & Associates 505k $42M 1502% Jun 2021
Capital World Investors 500k $41M 900% Jun 2021
Stephens Investment Management Group 481k $40M 882% Jun 2021
Chicago Capital 472k $39M 895% Jun 2021
Alberta Investment Management Corporation 470k $39M 2570% Jun 2021
Branch Banking & Trust Company 460k $38M 966% Jun 2021
Voloridge Investment Management 457k $38M 733% Jun 2021
Neuberger Berman Group 438k $36M 987% Jun 2021
Kornitzer Capital Management 426k $35M 900% Jun 2021
Stifel Financial 397k $33M 997% Jun 2021
Credit Suisse 391k $32M 912% Jun 2021
Parnassus Investments 387k $32M 900% Jun 2021
Quantum Capital Management 372k $31M 910% Jun 2021
LMR Partners 368k $30M 900% Jun 2021
Rhumbline Advisers 366k $30M 814% Jun 2021
Fil 357k $30M 910% Jun 2021
Deutsche Bank Aktiengesellschaft 331k $27M 623% Jun 2021
Qube Research & Technologies 326k $27M 2868% Jun 2021
PEAK6 Investments 312k $26M 371% Jun 2021
Royal London Asset Management 312k $26M 884% Jun 2021
Diam 304k $25M 870% Jun 2021
Russell Investments 302k $25M 972% Jun 2021
Nissay Asset Management Corp 302k $25M 756% Jun 2021
D. E. Shaw & Co 301k $25M 2115% Jun 2021
TCW Group 297k $25M 1104% Jun 2021
Sandhill Capital Partners 292k $24M 907% Jun 2021
Great-West Life Assurance Company 286k $24M 780% Jun 2021
American Assets Capital Advisers 282k $23M 754% Jun 2021
Ashford Capital Management 282k $23M 891% Jun 2021
Arrowstreet Capital, Limited Partnership 275k $23M 540% Jun 2021
Hrt Financial 275k $23M 1038% Jun 2021
Thrivent Financial for Lutherans 272k $23M 838% Jun 2021
AQR Capital Management 263k $22M 690% Jun 2021
Mitsubishi UFJ Asset Management 250k $21M 895% Jun 2021
UBS Group 244k $20M 471% Jun 2021
Ycg 240k $20M 1405% Jun 2021
Alyeska Investment Group 238k $20M 1016% Jun 2021
State of New Jersey Common Pension Fund D 231k $19M 869% Jun 2021
Ohio Pers 225k $19M 969% Jun 2021
Flossbach Von Storch 224k $19M 100% Jun 2021
Man Group 224k $19M 2405% Jun 2021
Bp Wealth Management 219k $18M 940% Jun 2021
Alliancebernstein 216k $18M 795% Jun 2021
Bank Of Montreal 209k $18M 850% Jun 2021
Royal Bank of Canada 208k $17M 1121% Jun 2021
Hsbc Holdings 202k $17M 1124% Jun 2021
Cubist Systematic Strategies 200k $17M 3079% Jun 2021
Engle Capital Management 200k $17M 100% Jun 2021
Oppenheimer Asset Management 195k $16M 922% Jun 2021
Bnp Paribas Arbitrage, Snc 192k $16M 2182% Jun 2021
State of Wisconsin Investment Board 189k $16M 868% Jun 2021
AE Wealth Management 185k $15M 984% Jun 2021
Picton Mahoney Asset Management 182k $15M 784% Jun 2021
Archon Partners 171k $14M 901% Jun 2021
Spence Asset Management 167k $14M 915% Jun 2021
Teachers Retirement System Of The State Of Kentucky 165k $14M 900% Jun 2021
Badgley Phelps Investment Managers 163k $14M 945% Jun 2021
Marsico Capital Management 162k $13M 900% Jun 2021
NS Partners 159k $13M 931% Jun 2021
Lakehouse Capital Pty 154k $13k 100% Jun 2021
Cibc World Markets 152k $13M 100% Jun 2021