Skip to main content

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 $11.7B in total; superinvestors Akre Capital Management and Weitz Investment Management hold it.

13F holders, Q3 2023

Institutional positions in Costar Group, Inc. as of Sep 30, 2023. 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
690
−19 vs. Q2 2023
Shares held
392.0M
−6.08M (−1.5%) vs. Q2 2023
Total value
$30.1B
−$5.25B (−14.8%) vs. Q2 2023
New holders
65
276 more added
Sold out
84
251 more reduced

5 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: 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.

Institutional holdersQ3 2023: 690 institutions
Q1 2021: 593 institutionsQ2 2021: 607 institutionsQ3 2021: 594 institutionsQ4 2021: 633 institutionsQ1 2022: 589 institutionsQ2 2022: 591 institutionsQ3 2022: 634 institutionsQ4 2022: 704 institutionsQ1 2023: 692 institutionsQ2 2023: 714 institutionsQ3 2023: 690 institutionsQ4 2023: 737 institutionsQ1 2024: 767 institutionsQ2 2024: 767 institutionsQ3 2024: 773 institutionsQ4 2024: 805 institutionsQ1 2025: 858 institutionsQ2 2025: 873 institutionsQ3 2025: 905 institutionsQ4 2025: 847 institutionsQ1 2026: 797 institutionsQ2 2026: 760 institutions
Value heldQ3 2023: $30.1B
Q1 2021: $31.2BQ2 2021: $31.1BQ3 2021: $32.3BQ4 2021: $29.6BQ1 2022: $25.2BQ2 2022: $23.0BQ3 2022: $28.0BQ4 2022: $30.4BQ1 2023: $26.7BQ2 2023: $35.5BQ3 2023: $30.1BQ4 2023: $34.4BQ1 2024: $38.4BQ2 2024: $29.3BQ3 2024: $30.0BQ4 2024: $28.9BQ1 2025: $33.9BQ2 2025: $34.2BQ3 2025: $34.9BQ4 2025: $28.4BQ1 2026: $16.8BQ2 2026: $11.7B
Institutions holding CSGP and their total value by quarter
QuarterHoldersValue
Q2 2026760$11.7B
Q1 2026797$16.8B
Q4 2025847$28.4B
Q3 2025905$34.9B
Q2 2025873$34.2B
Q1 2025858$33.9B
Q4 2024805$28.9B
Q3 2024773$30.0B
Q2 2024767$29.3B
Q1 2024767$38.4B
Q4 2023737$34.4B
Q3 2023690$30.1B
Q2 2023714$35.5B
Q1 2023692$26.7B
Q4 2022704$30.4B
Q3 2022634$28.0B
Q2 2022591$23.0B
Q1 2022589$25.2B
Q4 2021633$29.6B
Q3 2021594$32.3B
Q2 2021607$31.1B
Q1 2021593$31.2B

Institutions, Q3 2023

Shares, value and share of portfolio for each institution holding Costar Group, Inc.; share changes are against Q2 2023.

Institutions holding CSGP in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
First Hawaiian Bank31,139$2.39M0.08%+20,780+200.6%Added
Oregon Public Employees Retirement Fund31,544$2.43M0.03%−300−0.9%Reduced
Teacher Retirement System of Texas31,656$2.43M0.02%+898+2.9%Added
Profund Advisors LLC31,896$2.45M0.14%+7,402+30.2%Added
Barbara Oil Co.32,000$2.46M1.17%00.0%Unchanged
Stephens Inc32,524$2.50M0.05%+11,749+56.6%Added
Bank of Nova Scotia32,674$2.51M0.01%+4,958+17.9%Added
Wealthfront Advisers LLC33,073$2.54M0.01%−826−2.4%Reduced
Linden Thomas Advisory Services, LLC33,176$2.55M0.57%−1,475−4.3%Reduced
Kentucky Retirement Systems33,972$2.61M0.09%+1,125+3.4%Added
iA Global Asset Management Inc.34,036$2.62M0.07%+8,841+35.1%Added
Elo Mutual Pension Insurance Co34,193$2.63M0.08%+719+2.1%Added
Next Century Growth Investors LLC34,410$2.65M0.29%−15,511−31.1%Reduced
Mariner, LLC35,221$2.71M0.01%+216+0.6%Added
Cambridge Investment Research Advisors, Inc.35,297$2.71M0.01%−28,938−45.1%Reduced
Park Avenue Securities LLC36,528$2.81M0.04%−8,400−18.7%Reduced
Moody National Bank Trust Division36,661$2.82M0.18%+7,151+24.2%Added
First Republic Investment Management, Inc.36,693$2.82M0.01%−2,087−5.4%Reduced
Gulf International Bank (UK) Ltd37,041$2.85M0.08%−3,864−9.4%Reduced
British Columbia Investment Management Corp37,159$2.86M0.03%+478+1.3%Added
Stansberry Asset Management, LLC37,225$2.86M0.50%+6,212+20.0%Added
B.O.S.S. Retirement Advisors, LLC37,680$2.90M0.62%+1,369+3.8%Added
Papp L Roy & Associates37,833$2.91M0.39%−120−0.3%Reduced
S.E.E.D. Planning Group LLC38,139$2.93M1.13%−3,382−8.1%Reduced
Los Angeles Capital Management LLC38,948$2.99M0.01%−48,563−55.5%Reduced
Tsai Capital Corp39,216$3.02M2.88%00.0%Unchanged
Abn Amro Investment Solutions39,423$3.03M0.06%+7,830+24.8%Added
HighTower Advisors, LLC39,825$3.05M0.01%+659+1.7%Added
Yarbrough Capital, LLC39,886$3.07M0.18%00.0%Unchanged
LGT Group Foundation40,795$3.10M0.08%+1,695+4.3%Added
Schroder Investment Management Group40,500$3.11M0.00%+1,085+2.8%Added
Oppenheimer & Co Inc40,507$3.11M0.06%−54−0.1%Reduced
Swedbank AB41,459$3.19M0.01%−119,587−74.3%Reduced
Cubist Systematic Strategies, LLC41,719$3.21M0.04%+41,719New
Schonfeld Strategic Advisors LLC43,790$3.37M0.03%+25,990+146.0%Added
Atria Investments LLC43,801$3.37M0.06%−2,768−5.9%Reduced
Formula Growth Ltd44,000$3.38M1.15%00.0%Unchanged
Captrust Financial Advisors44,076$3.39M0.01%+18,110+69.7%Added
Shelton Capital Management45,843$3.52M0.13%+9,842+27.3%Added
Envestnet Portfolio Solutions, Inc.47,720$3.67M0.02%+47,720New
Allianz Asset Management GmbH47,923$3.68M0.01%−544−1.1%Reduced
Public Employees Retirement Association of Colorado48,229$3.71M0.02%−3,191−6.2%Reduced
Pitcairn Co48,248$3.71M0.31%−907−1.8%Reduced
Pacer Advisors, Inc.48,964$3.76M0.01%+5,920+13.8%Added
Canada Pension Plan Investment Board49,492$3.81M0.01%00.0%Unchanged
Nissay Asset Management Corp50,153$3.86M0.03%+3,867+8.4%Added
Natixis50,447$3.88M0.03%+25,568+102.8%Added
Blue Zone Wealth Advisors, LLC50,803$3.91M1.71%+1,746+3.6%Added
Winton Group Ltd52,668$4.05M0.33%+3,538+7.2%Added
Commerce Bank52,679$4.05M0.03%+2,512+5.0%Added
CWM Advisors, LLC54,927$4.22M0.54%−3,354−5.8%Reduced
ExodusPoint Capital Management, LP54,932$4.22M0.05%−146,885−72.8%Reduced
Yousif Capital Management, LLC55,147$4.24M0.05%−1,397−2.5%Reduced
Fiera Capital Corp55,363$4.26M0.01%+1,236+2.3%Added
Assetmark, Inc56,002$4.31M0.02%−22,214−28.4%Reduced
Mutual of America Capital Management LLC57,117$4.39M0.05%−1,641−2.8%Reduced
Louisiana State Employees Retirement System57,600$4.43M0.10%+6,800+13.4%Added
Qube Research & Technologies Ltd57,875$4.45M0.01%+11,787+25.6%Added
Daiwa Securities Group Inc.58,013$4.46M0.03%+5,476+10.4%Added
New York Life Investment Management LLC58,190$4.47M0.05%+356+0.6%Added
Man Group plc–$4.78M0.01%––
Shaker Investments LLC62,292$4.79M2.64%−670−1.1%Reduced
DnB Asset Management AS62,910$4.84M0.03%−10,310−14.1%Reduced
Banco Santander, S.A.63,824$4.91M0.07%−3,266−4.9%Reduced
Cetera Investment Advisers66,178$5.09M0.04%+489+0.7%Added
Ninety One North America, Inc.67,194$5.17M0.25%−190−0.3%Reduced
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund67,370$5.18M0.07%−6,100−8.3%Reduced
Xponance, Inc.67,587$5.20M0.07%+1,141+1.7%Added
Nisa Investment Advisors, LLC68,407$5.26M0.04%−320−0.5%Reduced
CIBC World Markets Corp69,510$5.34M0.05%−12,586−15.3%Reduced
Davenport & Co LLC69,520$5.35M0.04%+8,365+13.7%Added
Picton Mahoney Asset Management69,544$5.35M0.25%+1,410+2.1%Added
Utah Retirement Systems69,580$5.35M0.08%+200+0.3%Added
Zurcher Kantonalbank (Zurich Cantonalbank)70,165$5.39M0.02%+3,571+5.4%Added
Czech National Bank71,369$5.49M0.09%+23,007+47.6%Added
Point72 Asset Management, L.P.73,200$5.63M0.02%+73,200New
Forsta Ap-Fonden74,000$5.69M0.06%−3,100−4.0%Reduced
Cetera Advisor Networks LLC74,234$5.71M0.04%−4,170−5.3%Reduced
Federation des caisses Desjardins du Quebec75,090$5.77M0.06%−6,060−7.5%Reduced
USS Investment Management Ltd75,643$5.82M0.06%+4,076+5.7%Added
Skandinaviska Enskilda Banken AB (publ)80,309$6.17M0.04%+790+1.0%Added
IFM Investors Pty Ltd80,405$6.18M0.08%+1,326+1.7%Added
AQR Capital Management LLC82,008$6.31M0.01%−114,345−58.2%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys82,103$6.31M0.05%+10,852+15.2%Added
The PNC Financial Services Group, Inc.82,452$6.34M0.01%−3,447−4.0%Reduced
Intrinsic Edge Capital Management LLC82,742$6.36M0.79%−145,474−63.7%Reduced
Public Sector Pension Investment Board83,040$6.38M0.05%+4,619+5.9%Added
Regions Financial Corp83,750$6.44M0.06%−321−0.4%Reduced
Texas Permanent School Fund84,393$6.49M0.06%−1,295−1.5%Reduced
MML Investors Services, LLC84,474$6.50M0.04%−3,170−3.6%Reduced
LPL Financial LLC86,580$6.66M0.00%+12,422+16.8%Added
Tredje AP-fonden87,725$6.75M0.10%−5,986−6.4%Reduced
Retirement Systems of Alabama92,329$7.10M0.03%−523−0.6%Reduced
US Bancorp94,272$7.25M0.01%+2,544+2.8%Added
Azzad Asset Management Inc94,379$7.26M1.03%+5,796+6.5%Added
Night Owl Capital Management, LLC94,501$7.27M1.82%−88−0.1%Reduced
Assenagon Asset Management S.A.94,979$7.30M0.03%−292,134−75.5%Reduced
Foster Victor Wealth Advisors, LLC90,620$7.31M0.85%+1,324+1.5%Added
Azimuth Capital Investment Management LLC95,312$7.33M0.36%−675−0.7%Reduced
DekaBank Deutsche Girozentrale97,003$7.39M0.02%+23,830+32.6%Added