COSTAR GROUP INC

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

$32.07

as of Aug 31, 2026 -$52.67 (-62.2%)
$21$42$63$84$106Aug 2021Nov 2022Mar 2024May 2025Aug 2026

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

InstitutionSharesValue
VANGUARD PORTFOLIO MANAGEMENT LLC37,914,844$1.074B
BlackRock, Inc.33,813,969$958M
VANGUARD CAPITAL MANAGEMENT LLC26,683,792$756M
BAMCO INC /NY/21,626,763$612M
STATE STREET CORP18,410,876$521M
Capital International Investors16,643,016$471M
BAILLIE GIFFORD & CO13,154,165$373M
GEODE CAPITAL MANAGEMENT, LLC12,166,469$343M
AKRE CAPITAL MANAGEMENT LLC11,699,396$331M
POLEN CAPITAL MANAGEMENT LLC8,759,314$248M
AQR CAPITAL MANAGEMENT LLC8,445,474$239M
Jupiter Topco LLC7,832,860$222M
Invesco Ltd.6,808,377$193M
EdgePoint Investment Group Inc.5,950,002$169M
NORGES BANK5,949,912$169M
MORGAN STANLEY5,485,870$155M
Meritage Group LP5,394,164$153M
GOLDMAN SACHS GROUP INC5,129,484$145M
JPMORGAN CHASE & CO4,939,994$145M
FEDERATED HERMES, INC.4,426,727$125M
Capital Research Global Investors4,193,733$119M
PRINCIPAL FINANCIAL GROUP INC3,790,794$107M
NORTHERN TRUST CORP3,448,839$97.67M
Qube Research & Technologies Ltd3,218,369$91.14M
BNP Paribas Asset Management Holding S.A.3,136,727$88.86M
Amundi3,135,933$88.81M
VAN ECK ASSOCIATES CORP3,078,903$87.19M
MASSACHUSETTS FINANCIAL SERVICES CO /MA/2,983,969$84.51M
CHARLES SCHWAB INVESTMENT MANAGEMENT INC2,962,442$83.9M
BANK OF AMERICA CORP /DE/2,735,102$77.46M
Spyglass Capital Management LLC2,694,697$76.31M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME2,521,571$71.41M
CANADA PENSION PLAN INVESTMENT BOARD2,481,641$70.28M
FMR LLC2,474,902$70.09M
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.2,403,003$68.05M
Ensign Peak Advisors, Inc2,373,407$67.21M
UBS Group AG2,328,376$65.94M
VANGUARD FIDUCIARY TRUST CO2,297,974$65.08M
DEUTSCHE BANK AG\2,264,379$64.13M
BANK OF MONTREAL /CAN/2,209,141$62.56M
JANE STREET GROUP, LLC2,162,322$61.24M
Bank of New York Mellon Corp2,005,395$56.79M
THOMPSON SIEGEL & WALMSLEY LLC1,744,040$49.39M
Erste Asset Management GmbH1,700,000$49.84M
Legal & General Group Plc1,682,774$47.66M
BNP PARIBAS FINANCIAL MARKETS1,578,322$44.7M
HSBC HOLDINGS PLC1,570,774$44.55M
Fiera Capital Corp1,566,845$44.37M
VOLORIDGE INVESTMENT MANAGEMENT, LLC1,543,483$43.71M
ENVESTNET ASSET MANAGEMENT INC1,535,584$43.49M
DIMENSIONAL FUND ADVISORS LP1,515,376$42.95M
Pictet Asset Management Holding SA1,470,824$41.65M
ROYAL BANK OF CANADA1,467,115$41.55M
Squarepoint Ops LLC1,442,049$40.84M
MARSHALL WACE, LLP1,381,204$39.12M
Nuveen, LLC1,325,564$37.54M
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP1,299,558$36.8M
WELLS FARGO & COMPANY/MN1,253,821$35.51M
Swiss National Bank1,183,765$33.52M
Connor, Clark & Lunn Investment Management Ltd.1,169,688$33.13M
Douglas Lane & Associates, LLC1,168,859$33.1M
TWO SIGMA INVESTMENTS, LP1,104,950$31.29M
RIVERBRIDGE PARTNERS LLC1,091,535$30.91M
D. E. Shaw & Co., Inc.1,043,332$29.55M
Mitsubishi UFJ Asset Management Co., Ltd.1,015,380$28.76M
Focus Partners Wealth936,775$26.53M
Sumitomo Mitsui Trust Group, Inc.925,120$26.2M
Man Group plc921,094$26.09M
CAPITAL FUND MANAGEMENT S.A.902,723$25.57M
CITIGROUP INC889,581$25.19M
Vanguard Global Advisers, LLC881,001$24.95M
PRIMECAP MANAGEMENT CO/CA/821,600$23.27M
RHUMBLINE ADVISERS790,116$22.38M
VANGUARD ASSET MANAGEMENT, Ltd772,828$21.89M
BARCLAYS PLC758,649$21.48M
Petrus Trust Company, LTA756,200$21.42M
MILLENNIUM MANAGEMENT LLC746,995$21.15M
CITADEL ADVISORS LLC741,898$21.01M
Trexquant Investment LP740,241$20.96M
AMERICAN CAPITAL MANAGEMENT INC725,143$20.54M
Russell Investments Group, Ltd.723,599$20.53M
Korea Investment CORP698,417$19.78M
PEREGRINE CAPITAL MANAGEMENT LLC692,753$19.62M
PRICE T ROWE ASSOCIATES INC /MD/686,023$19.43M
BLAIR WILLIAM & CO/IL658,159$18.64M
Gotham Asset Management, LLC635,988$18.01M
TUDOR INVESTMENT CORP ET AL627,490$17.77M
Mitsubishi UFJ Trust & Banking Corp596,676$16.9M
Quantinno Capital Management LP577,996$16.37M
Chicago Capital, LLC526,958$14.92M
United Asset Strategies, Inc.489,008$13.85M
NEW YORK STATE COMMON RETIREMENT FUND487,676$13.81M
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM478,042$13.54M
NZS Capital, LLC475,551$13.47M
ExodusPoint Capital Management, LP458,765$12.99M
ALLIANCEBERNSTEIN L.P.458,488$18.5M
FORA Capital, LLC443,586$12.56M
JACOBS LEVY EQUITY MANAGEMENT, INC441,412$12.5M
HRT FINANCIAL LP424,767$12.03M
WEITZ INVESTMENT MANAGEMENT, INC.423,181$11.98M
651 other institutions32,349,973$918M
Total (750 institutions)409,656,401$11.61B