COSTAR GROUP INC

Country: United States Ticker: CSGP Class: EQTY CUSIP: 22160N109 CIK: 0001057352

$33.86

as of Jun 1, 2026 -$51.58 (-60.4%)
$26$46$66$85$105Jun 2021Aug 2022Dec 2023Feb 2025Jun 2026

Note: Option positions (PUT/CALL) are excluded.

InstitutionSharesValue
VANGUARD PORTFOLIO MANAGEMENT LLC38,234,133$1.542B
BlackRock, Inc.33,808,184$1.364B
VANGUARD CAPITAL MANAGEMENT LLC27,423,903$1.106B
STATE STREET CORP18,650,975$752M
PRINCIPAL FINANCIAL GROUP INC17,696,192$714M
BAMCO INC /NY/16,314,175$658M
Capital International Investors15,513,753$626M
POLEN CAPITAL MANAGEMENT LLC12,570,368$507M
GEODE CAPITAL MANAGEMENT, LLC12,448,652$500M
AKRE CAPITAL MANAGEMENT LLC10,348,273$417M
GOLDMAN SACHS GROUP INC9,245,812$373M
JANUS HENDERSON GROUP PLC7,724,152$312M
Invesco Ltd.7,137,002$288M
D. E. Shaw & Co., Inc.5,909,623$238M
MORGAN STANLEY5,412,615$218M
Capital Research Global Investors4,373,706$176M
BANK OF AMERICA CORP /DE/3,568,107$144M
VAN ECK ASSOCIATES CORP3,478,726$140K
NORTHERN TRUST CORP3,432,231$138M
Meritage Group LP3,329,006$134M
Amundi3,280,724$132M
CHARLES SCHWAB INVESTMENT MANAGEMENT INC2,874,262$116M
FMR LLC2,831,524$114M
Ensign Peak Advisors, Inc2,734,289$110M
BNP Paribas Asset Management Holding S.A.2,675,501$108M
BANK OF MONTREAL /CAN/2,487,715$100M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME2,425,693$97.85M
VANGUARD FIDUCIARY TRUST CO2,391,061$96.46M
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.2,333,765$94.14M
CANADA PENSION PLAN INVESTMENT BOARD2,010,963$81.12M
JPMORGAN CHASE & CO1,849,545$75.61M
MACKENZIE FINANCIAL CORP1,638,673$66.1M
PRICE T ROWE ASSOCIATES INC /MD/1,517,795$61,229
TREMBLANT CAPITAL GROUP1,506,031$60.75M
TIGER GLOBAL MANAGEMENT LLC1,500,000$60.51M
ROYAL BANK OF CANADA1,435,734$57.92M
WELLS FARGO & COMPANY/MN1,402,376$56.57M
Greenhouse Funds LLLP1,377,305$55.56M
CAPITOLIS LIQUID GLOBAL MARKETS LLC1,355,000$54.66M
HSBC HOLDINGS PLC1,346,906$54.39M
VOLORIDGE INVESTMENT MANAGEMENT, LLC1,329,958$53.65M
FEDERATED HERMES, INC.1,297,958$52.36M
AQR CAPITAL MANAGEMENT LLC1,262,704$50.94M
BARCLAYS PLC1,232,021$49.7M
RIVERBRIDGE PARTNERS LLC1,227,391$49.51M
Spyglass Capital Management LLC1,111,224$44.83M
CITADEL ADVISORS LLC1,088,204$43.9M
JANE STREET GROUP, LLC1,087,447$43.87M
Mitsubishi UFJ Asset Management Co., Ltd.1,051,841$42.43M
MASSACHUSETTS FINANCIAL SERVICES CO /MA/956,096$39.25M
CITIGROUP INC953,620$38.47M
Vanguard Global Advisers, LLC928,271$37.45M
Focus Partners Wealth922,118$37.2M
Corvex Management LP851,734$34.36M
FIRST TRUST ADVISORS LP839,044$33.85M
AMERICAN CAPITAL MANAGEMENT INC825,296$33.29M
PRIMECAP MANAGEMENT CO/CA/803,600$32.42M
RHUMBLINE ADVISERS792,763$31.98M
Squarepoint Ops LLC782,607$31.57M
BNP PARIBAS FINANCIAL MARKETS768,716$31.01M
Petrus Trust Company, LTA756,200$30.51M
VANGUARD ASSET MANAGEMENT, Ltd717,670$28.95M
NZS Capital, LLC709,426$28.62M
National Pension Service702,678$28.35M
PEREGRINE CAPITAL MANAGEMENT LLC699,152$28.2M
AMERIPRISE FINANCIAL INC687,776$27.72M
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM667,111$26.91M
Ardmore Road Asset Management LP666,900$26.9M
RAYMOND JAMES FINANCIAL INC628,583$25.36M
THOMPSON SIEGEL & WALMSLEY LLC615,251$24,819
Walleye Capital LLC536,787$21.65M
MARSHALL WACE, LLP517,260$20.87M
WEITZ INVESTMENT MANAGEMENT, INC.517,025$20.86M
Prana Capital Management, LP515,387$20.79M
CIBC Bancorp USA Inc.500,113$20.18M
Weiss Asset Management LP497,500$20.07M
RUSH ISLAND MANAGEMENT, LP483,200$19.49M
Fiera Capital Corp481,711$19.43M
Erste Asset Management GmbH450,000$18.4M
Gotham Asset Management, LLC447,016$18.03M
ROYAL LONDON ASSET MANAGEMENT LTD431,870$17.42M
Mitsubishi UFJ Trust & Banking Corp423,589$17.09M
ALLIANCEBERNSTEIN L.P.407,508$27.4M
OSSIAM387,458$15.63M
SEI INVESTMENTS CO386,558$15.59M
ADAGE CAPITAL PARTNERS GP, L.L.C.378,100$15.25M
JUPITER ASSET MANAGEMENT LTD375,741$15.16M
Ironvine Capital Partners, LLC375,331$15.14M
FAYEZ SAROFIM & CO374,575$15.11M
NEOS Investment Management LLC364,701$14.71M
FIRST CITIZENS BANK & TRUST CO343,504$13.86M
Quantinno Capital Management LP340,154$13.72M
FIL Ltd339,632$13.7M
ShawSpring Partners LLC339,081$13.68M
BROWN ADVISORY INC337,021$13.6M
VICTORY CAPITAL MANAGEMENT INC335,433$13.53M
NEW YORK STATE TEACHERS RETIREMENT SYSTEM322,756$13,020
Rafferty Asset Management, LLC307,146$12.39M
TWO SIGMA INVESTMENTS, LP303,004$12.22M
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.291,695$11.77M
370 other institutions17,809,803$665M
Total (470 institutions)354,478,469$14.02B