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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.

Q1 2025 vs. Q4 2024

How the institutions holding Costar Group, Inc. changed between Q4 2024 and Q1 2025.

All holders in Q1 2025All holders in Q4 2024

13F holders of CSGP: Q4 2024 compared with Q1 2025
MeasureQ4 2024Of which not filed for Q1 2025Q1 2025Change
Holders80513858+66
Shares403.4M1.36M428.6M+26.5M (+6.6%)
Value$28.9B$97.2M$33.9B+$5.15B (+17.9%)

13 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (141)

Institutions that held Costar Group, Inc. at the end of Q1 2025 but not at the end of Q4 2024.

Showing the largest 100 of 141 by value.

Institutions new to CSGP in Q1 2025
InstitutionSharesValue% of portfolio
Mizuho Markets Americas LLC7,401,273$586.4M12.73%
TOMS Capital Investment Management LP3,508,000$277.9M20.58%
Third Point LLCSuperinvestorThird Point1,975,000$156.5M2.46%
Candlestick Capital Management LP1,178,647$93.4M3.67%
Nuveen, LLC1,044,506$82.8M0.03%
Freestone Grove Partners LP306,621$24.3M0.25%
Tran Capital Management, L.P.288,760$22.9M3.08%
Petrus Trust Company, LTA170,000$13.5M1.26%
Ulysses Management LLC156,905$12.4M3.14%
Driehaus Capital Management LLC147,993$11.7M0.11%
Waterfront Capital Partners, LLC125,000$9.90M1.70%
NFJ Investment Group, LLC120,248$9.53M0.32%
PEAK6 LLC101,555$8.05M0.31%
Twin Tree Management, LP96,784$7.67M0.17%
OP Asset Management Ltd65,061$5.15M0.09%
Janney Montgomery Scott LLC61,031$4.83M0.01%
Primecap Management Co56,500$4.48M0.00%
Rakuten Investment Management, Inc.53,501$4.24M0.02%
S-Bank Fund Management Ltd45,815$3.63M0.68%
Employees Retirement System of Texas37,971$3.01M0.03%
Itau Unibanco Holding S.A.27,993$2.22M0.09%
Simplex Trading, LLC25,214$2.00M0.07%
Lincoln Capital LLC21,275$1.72M0.36%
Quotient Wealth Partners, LLC21,591$1.71M0.05%
Capital International Inc20,939$1.66M0.02%
AG2R la Mondiale Gestion D'Actifs19,454$1.43M0.08%
Walleye Capital LLC17,526$1.39M0.02%
Brevan Howard Capital Management LP16,444$1.30M0.04%
Red Spruce Capital, LLC15,867$1.26M0.59%
Caption Management, LLC15,448$1.22M0.06%
Botty Investors LLC13,174$1.04M0.34%
Kentucky Retirement Systems Insurance Trust Fund12,074$956.6K0.07%
Aster Capital Management (DIFC) Ltd11,807$900.3K0.17%
Octavia Wealth Advisors, LLC10,450$828.0K0.10%
Aspen Grove Capital, LLC10,078$798.5K0.15%
United Services Automobile Association9,336$740.4K0.02%
Hamilton Lane Advisors LLC9,232$731.5K0.63%
Copperwynd Financial, LLC9,082$719.6K0.20%
Grantham, Mayo, Van Otterloo & Co. LLC8,804$697.5K0.00%
Sig Brokerage, LP8,735$692.1K0.20%
Lido Advisors, LLC8,152$645.9K0.00%
Americana Partners, LLC7,815$619.2K0.02%
Sowell Financial Services LLC7,268$575.8K0.03%
ASR Vermogensbeheer N.V.6,777$536.9K0.01%
Neo Ivy Capital Management5,810$460.3K0.15%
CAPROCK Group, Inc.5,448$431.7K0.01%
Michael B. Yongue5,312$420.9K0.54%
Wallace Advisory Group, LLC5,075$363.3K0.25%
Beacon Pointe Advisors, LLC4,382$347.2K0.00%
Meeder Advisory Services, Inc.4,254$337.1K0.02%
17 Capital Partners, LLC4,133$327.5K0.21%
Sage Mountain Advisors LLC4,095$324.5K0.02%
Texas Capital Bank Wealth Management Services Inc3,996$316.6K0.03%
MBB Public Markets I LLC3,991$316.2K0.04%
Strait & Sound Wealth Management LLC3,906$309.5K0.14%
Landscape Capital Management, L.L.C.3,700$293.2K0.03%
Susquehanna Portfolio Strategies, LLC3,530$279.7K0.12%
Shay Capital LLC3,500$277.3K0.08%
VestGen Advisors, LLC3,421$271.0K0.01%
Arrowpoint Investment Partners (Singapore) Pte. Ltd.3,300$261.5K0.12%
Frank, Rimerman Advisors LLC3,277$259.6K0.02%
Dark Forest Capital Management LP3,246$257.2K0.01%
Cooper Financial Group3,239$256.6K0.03%
Camden Capital, LLC3,228$255.8K0.03%
Advisory Services Network, LLC3,224$255.5K0.00%
PUREfi Wealth, LLC3,221$255.2K0.26%
CX Institutional3,218$255.0K0.01%
Sagespring Wealth Partners, LLC3,138$248.7K0.01%
ICONIQ Capital, LLC3,136$248.5K0.00%
PFG Investments, LLC2,956$234.2K0.02%
Crestwood Advisors Group LLC2,941$233.0K0.00%
New World Advisors LLC2,907$230.3K0.05%
Wedmont Private Capital2,904$224.7K0.01%
FineMark National Bank & Trust2,750$217.9K0.01%
MBL Wealth, LLC2,724$215.8K0.02%
Kingswood Wealth Advisors, LLC2,722$215.7K0.02%
KCM Investment Advisors LLC2,720$215.5K0.01%
Wrapmanager Inc2,680$212.3K0.06%
Panagora Asset Management Inc2,667$211.3K0.00%
Claret Asset Management Corp–$209.0K0.03%
Impact Investors, Inc2,616$207.3K0.16%
McDaniel Terry & Co2,557$203.0K0.02%
Aptus Capital Advisors, LLC2,552$202.2K0.00%
Meadow Creek Wealth Advisors LLC2,547$201.8K0.15%
Csenge Advisory Group2,517$200.6K0.01%
Proathlete Wealth Management LLC1,666$132.0K0.05%
Vega Investment Solutions1,337$105.9K0.02%
TruNorth Capital Management, LLC1,003$79.5K0.02%
Focused Wealth Management, Inc1,000$79.2K0.01%
Belvedere Trading LLC978$77.5K0.01%
Cromwell Holdings LLC969$76.8K0.05%
Twin Lakes Capital Management, LLC679$53.8K0.04%
HFM Investment Advisors, LLC641$50.8K0.02%
Close Asset Management Ltd520$41.0K0.00%
Pin Oak Investment Advisors Inc418$33.0K0.03%
Zions Bancorporation, National Association389$30.8K0.00%
Dynamic Wealth Strategies, LLC385$30.5K0.03%
Bayforest Capital Ltd369$29.2K0.01%
Wayfinding Financial, LLC371$29.0K0.01%
Marshall & Sterling Wealth Advisors Inc.362$28.7K0.02%

Sold out (75)

Institutions that held Costar Group, Inc. at the end of Q4 2024 and filed for Q1 2025 without it.

Institutions that sold out of CSGP in Q1 2025
InstitutionShares, Q4 2024Value, Q4 2024
Viking Global Investors LPSuperinvestorViking Global Investors1,162,703$83.2M
Vantage Investment Partners, LLC614,014$44.0M
Wolf Hill Capital Management, LP538,469$38.5M
Point72 Asset Management, L.P.417,487$29.9M
Marshall Wace, LLP277,930$19.9M
Select Equity Group, L.P.207,951$14.9M
Sandhill Capital Partners LLC190,371$13.6M
Spence Asset Management170,564$12.2M
Archon Partners LLC152,000$10.9M
RedJay Asset Management Inc.125,000$8.95M
Artemis Investment Management LLP107,623$7.70M
Katamaran Capital LLP61,235$4.38M
Insight Wealth Strategies, LLC51,815$3.71M
Intrinsic Edge Capital Management LLC50,000$3.58M
Connor, Clark & Lunn Investment Management Ltd.40,007$2.86M
Y-Intercept (Hong Kong) Ltd38,765$2.78M
Crestline Management, LP38,086$2.73M
Voloridge Investment Management, LLC33,549$2.40M
BNP Paribas32,223$2.31M
Park Avenue Securities LLC29,073$2.08M
Kodai Capital Management LP27,307$1.95M
Prelude Capital Management, LLC26,720$1.91M
Caisse de Depot Et Placement du Quebec22,744$1.63M
Hudson Bay Capital Management LP20,878$1.49M
Nebula Research & Development LLC20,171$1.44M
Dynamic Technology Lab Private Ltd19,179$1.37M
KP Management LLC16,500$1.18M
First Hawaiian Bank13,861$992.3K
Next Century Growth Investors LLC13,506$966.9K
TFJ Management, LLC13,488$965.6K
Inceptionr LLC12,606$902.5K
Entropy Technologies, LP12,421$889.2K
Parnassus Investments12,009$859.7K
LRT Capital Management, LLC11,484$822.1K
Sone Capital Management, LLC11,022$789.1K
Centiva Capital, LP10,762$770.5K
Bayesian Capital Management, LP10,600$758.9K
Gsa Capital Partners LLP9,999$716.0K
XTX Topco Ltd9,272$663.8K
FORA Capital, LLC9,159$655.7K
Kirtland Hills Capital Management, LLC6,307$451.5K
Canada Post Corp Registered Pension Plan5,360$383.7K
Proequities, Inc.4,654$344.4K
Wellington Shields Capital Management, LLC4,750$340.1K
CenterBook Partners LP4,656$333.3K
EntryPoint Capital, LLC4,570$327.2K
Aigen Investment Management, LP4,507$322.7K
Jane Street Group, LLC4,494$321.7K
111 Capital4,336$310.4K
West Tower Group, LLC4,000$286.4K
Point72 (DIFC) Ltd3,314$237.3K
Family Wealth Group, LLC3,160$226.2K
GTS Securities LLC3,045$218.0K
Highland Capital Management Fund Advisors, L.P.3,018$216.1K
New Century Financial Group, LLC2,973$214.8K
Raiffeisen Bank International AG2,095$150.5K
Raleigh Capital Management Inc.285$20.4K
Medallion Wealth Advisors, LLC223$16.0K
RiverPark Advisors, LLC183$13.1K
Synergy Financial Management, LLC170$12.8K
MidAtlantic Capital Management, Inc.147$10.5K
New Wave Wealth Advisors LLC83$5.94K
Kestra Investment Management, LLC82$5.87K
Fedenia Advisers LLC80$5.73K
Nelson, Van Denburg & Campbell Wealth Management Group, LLC53$3.79K
Sittner & Nelson, LLC31$2.22K
Jackson, Grant Investment Advisers, Inc.30$2.15K
Coppell Advisory Solutions LLC26$1.87K
MCF Advisors LLC17$1.22K
Lazard Asset Management LLC22$1.00K
Migdal Insurance & Financial Holdings Ltd.8$1.00K
Riggs Asset Managment Co. Inc.8$575
Old Second National Bank of Aurora7$501
Aspect Partners, LLC2$143
Wood Tarver Financial Group, LLC3$0

Not filed for Q1 2025 yet (13)

Institutions that held Costar Group, Inc. at the end of Q4 2024 and haven't filed a 13F for Q1 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding CSGP in Q4 2024 that haven't filed for Q1 2025
InstitutionShares, Q4 2024Value, Q4 2024
Nuveen Asset Management, LLC1,080,673$77.4M
Swedbank AB249,712$17.9M
Lake Street Advisors Group, LLC6,374$456.3K
Boston Financial Mangement LLC6,041$432.5K
Avitas Wealth Management LLC4,910$351.5K
Wetherby Asset Management Inc3,744$268.0K
Vise Technologies, Inc.2,863$205.0K
Natixis Investment Managers International2,240$160.4K
Global Retirement Partners, LLC1,485$106.3K
Sugarloaf Wealth Management, LLC240$17.2K
WR Wealth Planners, LLC34$2.43K
Zions Bancorporation, N.A.33$2.36K
Cassady Schiller Wealth Management, LLC22$1.57K