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, Q4 2021
Institutional positions in Costar Group, Inc. as of Dec 31, 2021. 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
- 633
- +48 vs. Q3 2021
- Shares held
- 375.1M
- −165.5K (0.0%) vs. Q3 2021
- Total value
- $29.6B
- −$2.64B (−8.2%) vs. Q3 2021
- New holders
- 113
- 229 more added
- Sold out
- 65
- 214 more reduced
9 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2021: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 760 | $11.7B |
| Q1 2026 | 797 | $16.8B |
| Q4 2025 | 847 | $28.4B |
| Q3 2025 | 905 | $34.9B |
| Q2 2025 | 873 | $34.2B |
| Q1 2025 | 858 | $33.9B |
| Q4 2024 | 805 | $28.9B |
| Q3 2024 | 773 | $30.0B |
| Q2 2024 | 767 | $29.3B |
| Q1 2024 | 767 | $38.4B |
| Q4 2023 | 737 | $34.4B |
| Q3 2023 | 690 | $30.1B |
| Q2 2023 | 714 | $35.5B |
| Q1 2023 | 692 | $26.7B |
| Q4 2022 | 704 | $30.4B |
| Q3 2022 | 634 | $28.0B |
| Q2 2022 | 591 | $23.0B |
| Q1 2022 | 589 | $25.2B |
| Q4 2021 | 633 | $29.6B |
| Q3 2021 | 594 | $32.3B |
| Q2 2021 | 607 | $31.1B |
| Q1 2021 | 593 | $31.2B |
Institutions, Q4 2021
Shares, value and share of portfolio for each institution holding Costar Group, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Threadgill Financial, LLC | 15,609 | $1.25M | 0.75% | +1,472+10.4% | Added |
| Brown Brothers Harriman & Co | 16,530 | $1.31M | 0.01% | +2,900+21.3% | Added |
| Insight Wealth Strategies, LLC | 16,540 | $1.31M | 0.19% | +1,106+7.2% | Added |
| Seeyond | 16,700 | $1.32M | 0.12% | 00.0% | Unchanged |
| Conestoga Capital Advisors, LLC | 16,930 | $1.34M | 0.02% | −275−1.6% | Reduced |
| Greenline Partners, LLC | 17,304 | $1.37M | 0.26% | −38−0.2% | Reduced |
| EagleClaw Capital Managment, LLC | 17,310 | $1.37M | 0.30% | +800+4.8% | Added |
| Central Trust Co | 17,338 | $1.37M | 0.04% | +1,070+6.6% | Added |
| D.A. Davidson & Co. | 17,646 | $1.40M | 0.01% | +710+4.2% | Added |
| Mariner, LLC | 17,820 | $1.41M | 0.01% | −944−5.0% | Reduced |
| Algert Global LLC | 17,886 | $1.41M | 0.18% | −20.0% | Reduced |
| CIBC Asset Management Inc | 17,961 | $1.42M | 0.01% | +1,973+12.3% | Added |
| Dynamic Technology Lab Private Ltd | 18,300 | $1.45M | 0.16% | +18,300 | New |
| Leisure Capital Management | 18,414 | $1.46M | 0.67% | +817+4.6% | Added |
| Proequities, Inc. | 18,605 | $1.47M | 0.08% | +400+2.2% | Added |
| Institute for Wealth Management, LLC. | 18,983 | $1.50M | 0.24% | −13−0.1% | Reduced |
| Commonwealth Equity Services, LLC | 19,392 | $1.53M | 0.00% | +468+2.5% | Added |
| Redmond Asset Management, LLC | 19,465 | $1.54M | 0.43% | +830+4.5% | Added |
| Tributary Capital Management, LLC | 19,600 | $1.55M | 0.12% | −3,100−13.7% | Reduced |
| Candriam Luxembourg S.C.A. | 19,623 | $1.55M | 0.01% | −1,207−5.8% | Reduced |
| Redwood Investments, LLC | 19,817 | $1.57M | 0.12% | −758−3.7% | Reduced |
| Quantbot Technologies LP | 20,254 | $1.60M | 0.13% | −5,903−22.6% | Reduced |
| Schonfeld Strategic Advisors LLC | 20,295 | $1.60M | 0.02% | −13,908−40.7% | Reduced |
| Chartwell Investment Partners, LLC | 20,339 | $1.61M | 0.05% | −91−0.4% | Reduced |
| M&T Bank Corp | 20,426 | $1.61M | 0.01% | −3,839−15.8% | Reduced |
| Keybank National Association | 20,459 | $1.62M | 0.01% | +198+1.0% | Added |
| DuPont Capital Management Corp | 20,489 | $1.62M | 0.06% | +239+1.2% | Added |
| Cannon Global Investment Management, LLC | 20,500 | $1.62M | 2.56% | −13,000−38.8% | Reduced |
| Malaga Cove Capital, LLC | 20,557 | $1.63M | 0.64% | −430−2.0% | Reduced |
| Nishkama Capital, LLC | 20,590 | $1.63M | 0.47% | +20,590 | New |
| Nordea Investment Management AB | 20,560 | $1.64M | 0.00% | 00.0% | Unchanged |
| TD Private Client Wealth LLC | 21,119 | $1.67M | 0.07% | −5,277−20.0% | Reduced |
| Metropolitan Life Insurance Co | 21,980 | $1.74M | 0.02% | −153−0.7% | Reduced |
| Prudential Financial Inc | 21,091 | $1.78M | 0.00% | −9,438−30.9% | Reduced |
| Tower Research Capital LLC (TRC) | 22,542 | $1.78M | 0.03% | +13,193+141.1% | Added |
| Magnetar Financial LLC | 23,047 | $1.82M | 0.02% | +23,047 | New |
| Brinker Capital Investments, LLC | 23,508 | $1.86M | 0.03% | +2,371+11.2% | Added |
| Dai-Ichi Life Insurance Company, Ltd | 24,330 | $1.92M | 0.02% | −10,000−29.1% | Reduced |
| Voya Financial Advisors, Inc. | 24,520 | $1.97M | 0.22% | +1,251+5.4% | Added |
| AlphaCrest Capital Management LLC | 25,159 | $1.99M | 0.07% | +22,081+717.4% | Added |
| Fifth Third Bancorp | 25,848 | $2.04M | 0.01% | −582−2.2% | Reduced |
| Weiss Multi-Strategy Advisers LLC | 26,304 | $2.08M | 0.05% | +26,304 | New |
| Schroder Investment Management Group | 26,368 | $2.08M | 0.00% | +1,203+4.8% | Added |
| Sumitomo Life Insurance Co | 26,965 | $2.13M | 0.05% | +10,957+68.4% | Added |
| Daiwa Securities Group Inc. | 27,380 | $2.16M | 0.01% | +7,960+41.0% | Added |
| Aurora Investment Managers, LLC. | 27,800 | $2.20M | 2.10% | −400−1.4% | Reduced |
| Townsend & Associates, Inc | 29,746 | $2.22M | 1.21% | +61+0.2% | Added |
| AXA S.A. | 28,175 | $2.23M | 0.01% | −1,466−4.9% | Reduced |
| Bell Bank | 28,206 | $2.23M | 0.25% | +1,819+6.9% | Added |
| HawsGoodwin Investment Management LLC | 28,654 | $2.27M | 0.66% | −235−0.8% | Reduced |
| Westpac Banking Corp | 29,340 | $2.32M | 0.02% | +570+2.0% | Added |
| Lockheed Martin Investment Management Co | 29,371 | $2.32M | 0.12% | +29,371 | New |
| Maryland State Retirement & Pension System | 29,852 | $2.36M | 0.06% | 00.0% | Unchanged |
| Elo Mutual Pension Insurance Co | 29,993 | $2.37M | 0.07% | +2,303+8.3% | Added |
| Atria Investments LLC | 29,998 | $2.37M | 0.04% | −254−0.8% | Reduced |
| Carderock Capital Management Inc | 30,150 | $2.38M | 0.57% | −1,022−3.3% | Reduced |
| GPM Growth Investors, Inc. | 30,188 | $2.39M | 1.19% | −3,459−10.3% | Reduced |
| Corient Capital Partners, LLC | 30,254 | $2.39M | 0.16% | −815−2.6% | Reduced |
| Segall Bryant & Hamill, LLC | 30,285 | $2.40M | 0.02% | −472,691−94.0% | Reduced |
| Highland Capital Management, LLC | 30,481 | $2.41M | 0.14% | −498−1.6% | Reduced |
| Cetera Investment Advisers | 31,012 | $2.45M | 0.04% | +1,350+4.6% | Added |
| Vestmark Advisory Solutions, Inc. | 31,640 | $2.50M | 0.14% | +951+3.1% | Added |
| Barbara Oil Co. | 32,000 | $2.53M | 1.09% | 00.0% | Unchanged |
| Allianz Asset Management GmbH | 32,032 | $2.53M | 0.00% | −13,892−30.2% | Reduced |
| George Kaiser Family Foundation | 32,346 | $2.56M | 0.37% | +11,313+53.8% | Added |
| Park Avenue Securities LLC | 33,162 | $2.62M | 0.05% | +1,163+3.6% | Added |
| Standard Life Aberdeen plc | 33,405 | $2.64M | 0.01% | +1,059+3.3% | Added |
| FDx Advisors, Inc. | 33,417 | $2.64M | 0.07% | −1,917−5.4% | Reduced |
| Jane Street Group, LLC | 33,980 | $2.69M | 0.01% | −79,123−70.0% | Reduced |
| SG Americas Securities, LLC | 34,314 | $2.71M | 0.02% | −6,994−16.9% | Reduced |
| Next Century Growth Investors LLC | 34,402 | $2.72M | 0.24% | −80.0% | Reduced |
| Goodman Advisory Group, LLC | 34,995 | $2.77M | 0.93% | +34,995 | New |
| Xponance, Inc. | 35,431 | $2.80M | 0.04% | −131−0.4% | Reduced |
| Arrowstreet Capital, Limited Partnership | 35,817 | $2.83M | 0.00% | +35,817 | New |
| DekaBank Deutsche Girozentrale | 36,047 | $2.84M | 0.01% | −6,795−15.9% | Reduced |
| Amalgamated Bank | 36,022 | $2.85M | 0.02% | +9,099+33.8% | Added |
| Blue Zone Wealth Advisors, LLC | 36,980 | $2.92M | 0.97% | +2,727+8.0% | Added |
| Caisse de Depot Et Placement du Quebec | 37,380 | $2.95M | 0.01% | +18,500+98.0% | Added |
| Bishop Rock Capital, L.P. | 37,544 | $2.97M | 0.89% | +37,544 | New |
| Papp L Roy & Associates | 38,453 | $3.04M | 0.35% | +123+0.3% | Added |
| HighTower Advisors, LLC | 38,830 | $3.08M | 0.01% | +5,972+18.2% | Added |
| Handelsbanken Fonder AB | 39,098 | $3.09M | 0.02% | −772−1.9% | Reduced |
| Yarbrough Capital, LLC | 39,346 | $3.11M | 0.17% | +39,346 | New |
| Fiduciary Group LLC | 39,526 | $3.12M | 0.35% | +39,526 | New |
| Paloma Partners Management Co | 39,560 | $3.13M | 0.10% | +39,560 | New |
| Taikang Asset Management (Hong Kong) Co Ltd | 41,010 | $3.24M | 0.65% | 00.0% | Unchanged |
| Sciencast Management LP | 42,955 | $3.35M | 0.59% | +42,955 | New |
| Clearbridge Investments, LLC | 42,381 | $3.35M | 0.00% | +4,006+10.4% | Added |
| Wolverine Trading, LLC | 42,127 | $3.38M | 0.05% | −19,653−31.8% | Reduced |
| Regions Financial Corp | 44,384 | $3.51M | 0.03% | +120+0.3% | Added |
| Federation des caisses Desjardins du Quebec | 44,594 | $3.52M | 0.03% | +6,709+17.7% | Added |
| Tredje AP-fonden | 44,958 | $3.55M | 0.07% | +4,958+12.4% | Added |
| Noble Path Asset Management LP | 45,160 | $3.57M | 3.46% | +45,160 | New |
| Marks Group Wealth Management, Inc | 45,318 | $3.60M | 0.44% | +2,269+5.3% | Added |
| Cambridge Investment Research Advisors, Inc. | 48,610 | $3.84M | 0.02% | +1,129+2.4% | Added |
| Alberta Investment Management Corp | 49,500 | $3.91M | 0.02% | −76,600−60.7% | Reduced |
| IFM Investors Pty Ltd | 50,513 | $3.99M | 0.07% | −467−0.9% | Reduced |
| Nisa Investment Advisors, LLC | 57,250 | $4.02M | 0.03% | +4,400+8.3% | Added |
| Stephens Inc | 53,310 | $4.21M | 0.06% | +17,072+47.1% | Added |
| Trexquant Investment LP | 53,544 | $4.23M | 0.26% | +37,447+232.6% | Added |