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 $12.3B in total; superinvestors Akre Capital Management and Weitz Investment Management hold it.
13F holders, Q4 2022
Institutional positions in Costar Group, Inc. as of Dec 31, 2022. 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
- 704
- +81 vs. Q3 2022
- Shares held
- 394.7M
- −21.7M (−5.2%) vs. Q3 2022
- Total value
- $30.5B
- +$1.48B (+5.1%) vs. Q3 2022
- New holders
- 131
- 269 more added
- Sold out
- 50
- 227 more reduced
11 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2022: 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 | $12.3B |
| Q1 2026 | 797 | $16.8B |
| Q4 2025 | 847 | $28.6B |
| Q3 2025 | 905 | $35.1B |
| Q2 2025 | 873 | $34.3B |
| Q1 2025 | 858 | $34.0B |
| Q4 2024 | 805 | $29.3B |
| Q3 2024 | 773 | $30.2B |
| Q2 2024 | 767 | $29.4B |
| Q1 2024 | 767 | $40.1B |
| Q4 2023 | 737 | $34.7B |
| Q3 2023 | 690 | $30.1B |
| Q2 2023 | 714 | $35.6B |
| Q1 2023 | 692 | $27.0B |
| Q4 2022 | 704 | $30.5B |
| Q3 2022 | 634 | $29.1B |
| Q2 2022 | 591 | $23.2B |
| Q1 2022 | 589 | $25.2B |
| Q4 2021 | 633 | $30.2B |
| Q3 2021 | 594 | $32.3B |
| Q2 2021 | 607 | $31.1B |
| Q1 2021 | 593 | $31.2B |
Institutions, Q4 2022
Shares, value and share of portfolio for each institution holding Costar Group, Inc.; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 44,771,685 | $3.46B | 0.09% | +1,774,063+4.1% | Added |
| BlackRock Inc. | 31,630,685 | $2.44B | 0.08% | +2,996,824+10.5% | Added |
| Principal Financial Group Inc | 19,675,551 | $1.52B | 1.14% | −930,882−4.5% | Reduced |
| Bamco Inc | 19,110,203 | $1.48B | 4.96% | −144,677−0.8% | Reduced |
| State Street Corp | 15,111,990 | $1.17B | 0.07% | +481,024+3.3% | Added |
| Janus Henderson Group PLC | 12,998,311 | $1.00B | 0.72% | −16,023,337−55.2% | Reduced |
| Baillie Gifford & Co | 12,674,531 | $979.5M | 1.02% | −259,830−2.0% | Reduced |
| Massachusetts Financial Services Co | 11,129,429 | $860.1M | 0.30% | +636,879+6.1% | Added |
| Sands Capital Management, LLC | 9,953,309 | $769.2M | 2.91% | −383,960−3.7% | Reduced |
| Geode Capital Management, LLC | 9,313,249 | $718.6M | 0.10% | +415,176+4.7% | Added |
| Franklin Resources Inc | 9,154,010 | $707.4M | 0.37% | −134,007−1.4% | Reduced |
| Macquarie Group Ltd | 7,928,608 | $612.7M | 0.72% | −311,008−3.8% | Reduced |
| T. Rowe Price Investment Management, Inc. | 7,809,027 | $603.5M | 0.46% | −812,102−9.4% | Reduced |
| Akre Capital Management LLCSuperinvestorAkre Capital Management | 7,111,430 | $549.6M | 4.97% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 6,678,381 | $516.1M | 0.08% | −2,122,766−24.1% | Reduced |
| Ameriprise Financial Inc | 4,606,260 | $356.0M | 0.12% | −1,248,680−21.3% | Reduced |
| Bank of America Corp | 4,218,087 | $326.0M | 0.04% | +192,028+4.8% | Added |
| Norges Bank | 4,151,997 | $320.9M | 0.08% | +341,680+9.0% | Added |
| American Century Companies Inc | 4,114,129 | $317.9M | 0.26% | −119,877−2.8% | Reduced |
| Ownership Capital B.V. | 4,039,076 | $312.1M | 6.13% | −694,855−14.7% | Reduced |
| Invesco Ltd. | 4,022,176 | $310.8M | 0.09% | +1,438,790+55.7% | Added |
| Northern Trust Corp | 3,931,259 | $303.8M | 0.06% | −5,817−0.1% | Reduced |
| Artisan Partners Limited Partnership | 3,848,835 | $297.4M | 0.53% | +3,080,766+401.1% | Added |
| Blair William & Co | 3,710,301 | $286.7M | 1.25% | +256,608+7.4% | Added |
| Bank of New York Mellon Corp | 3,634,069 | $280.8M | 0.06% | +371,288+11.4% | Added |
| Wellington Management Group LLP | 3,304,445 | $255.4M | 0.05% | −79,853−2.4% | Reduced |
| William Blair Investment Management, LLC | 3,108,506 | $240.2M | 0.92% | −89,420−2.8% | Reduced |
| Federated Hermes, Inc. | 2,739,313 | $211.7M | 0.59% | −148,681−5.1% | Reduced |
| Vulcan Value Partners, LLC | 2,693,423 | $208.2M | 2.80% | −894,776−24.9% | Reduced |
| Mackenzie Financial Corp | 2,554,894 | $197.4M | 0.33% | −719,756−22.0% | Reduced |
| Findlay Park Partners LLP | 2,537,433 | $196.1M | 2.13% | −2,770,344−52.2% | Reduced |
| Riverbridge Partners LLC | 2,526,341 | $195.2M | 2.93% | −91,471−3.5% | Reduced |
| Harding Loevner LP | 2,403,827 | $185.8M | 1.07% | +251,970+11.7% | Added |
| Echo Street Capital Management LLC | 2,367,535 | $183.0M | 1.77% | −404,021−14.6% | Reduced |
| Charles Schwab Investment Management Inc | 2,326,345 | $179.8M | 0.06% | +122,623+5.6% | Added |
| Farallon Capital Management, L.L.C. | 2,280,185 | $176.2M | 1.14% | −680,000−23.0% | Reduced |
| DF Dent & Co Inc | 2,253,178 | $174.1M | 2.60% | −447,147−16.6% | Reduced |
| Legal & General Group Plc | 2,225,029 | $172.0M | 0.07% | −84,784−3.7% | Reduced |
| Morgan Stanley | 2,197,774 | $169.8M | 0.02% | +466,075+26.9% | Added |
| Bares Capital Management, Inc. | 2,158,448 | $166.8M | 6.35% | −96,855−4.3% | Reduced |
| Parnassus Investments | 2,145,134 | $165.8M | 0.41% | −6,389,354−74.9% | Reduced |
| Winslow Capital Management, LLC | 1,892,293 | $146.2M | 0.81% | −63,903−3.3% | Reduced |
| Champlain Investment Partners, LLC | 1,811,115 | $140.0M | 0.90% | −946,190−34.3% | Reduced |
| Swiss National Bank | 1,609,200 | $124.4M | 0.09% | −107,890−6.3% | Reduced |
| Lord, Abbett & Co. LLC | 1,549,076 | $119.7M | 0.21% | +1,481,694+2,198.9% | Added |
| Capital International Investors | 1,536,902 | $118.8M | 0.03% | +6580.0% | Added |
| Goldman Sachs Group Inc | 1,523,479 | $117.7M | 0.03% | +123,103+8.8% | Added |
| Ensign Peak Advisors, Inc | 1,454,535 | $112.4M | 0.25% | +338,238+30.3% | Added |
| Marshall Wace, LLP | 1,440,176 | $111.3M | 0.29% | +311,658+27.6% | Added |
| Envestnet Asset Management Inc | 1,386,208 | $107.1M | 0.06% | −42,698−3.0% | Reduced |
| Granahan Investment Management Inc | 1,366,862 | $105.6M | 3.23% | −145,365−9.6% | Reduced |
| Putnam Investments LLC | 1,312,665 | $101.4M | 0.18% | +558,204+74.0% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 1,234,285 | $95.4M | 0.08% | +91,288+8.0% | Added |
| UBS Asset Management Americas Inc | 1,213,980 | $93.8M | 0.05% | +15,847+1.3% | Added |
| FMR LLC | 1,208,418 | $93.4M | 0.01% | −44,681−3.6% | Reduced |
| Prudential Financial Inc | 1,184,599 | $91.5M | 0.15% | −393,996−25.0% | Reduced |
| Ci Investments Inc. | 1,169,928 | $90.4M | 0.46% | −239,432−17.0% | Reduced |
| RGM Capital, LLC | 1,146,048 | $88.6M | 5.16% | 00.0% | Unchanged |
| Weitz Investment Management, Inc.SuperinvestorWeitz Investment Management | 1,105,800 | $85.5M | 4.84% | −141,900−11.4% | Reduced |
| Kayne Anderson Rudnick Investment Management LLC | 1,100,595 | $85.1M | 0.27% | −48,491−4.2% | Reduced |
| Victory Capital Management Inc | 1,088,412 | $84.1M | 0.10% | +422,304+63.4% | Added |
| Dimensional Fund Advisors LP | 1,084,110 | $83.8M | 0.02% | −15,958−1.5% | Reduced |
| SEI Investments Co | 1,079,508 | $83.4M | 0.19% | +289,864+36.7% | Added |
| Nuveen Asset Management, LLC | 1,061,610 | $82.0M | 0.03% | −47,793−4.3% | Reduced |
| Junto Capital Management LP | 1,010,506 | $78.1M | 2.22% | +1,010,506 | New |
| STRS Ohio | 989,602 | $76.5M | 0.35% | +14,602+1.5% | Added |
| Baird Financial Group, Inc. | 923,608 | $71.4M | 0.19% | −247,747−21.2% | Reduced |
| Pictet Asset Management SA | 917,991 | $70.9M | 0.10% | −66,717−6.8% | Reduced |
| California Public Employees Retirement System | 893,228 | $69.0M | 0.06% | −4,853−0.5% | Reduced |
| D. E. Shaw & Co., Inc. | 892,567 | $69.0M | 0.12% | +609,233+215.0% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 878,879 | $67.9M | 0.18% | −14,429−1.6% | Reduced |
| Wells Fargo & Company | 850,046 | $65.7M | 0.02% | −34,903−3.9% | Reduced |
| Chicago Capital, LLC | 834,701 | $64.5M | 3.57% | −1,961−0.2% | Reduced |
| TimesSquare Capital Management, LLC | 830,636 | $64.2M | 0.91% | −12,454−1.5% | Reduced |
| Rathbone Brothers plc | 829,000 | $64.1M | 0.72% | 00.0% | Unchanged |
| American Capital Management Inc | 812,146 | $62.8M | 2.46% | +19,794+2.5% | Added |
| Beck Mack & Oliver LLC | 775,091 | $59.9M | 1.76% | −6,970−0.9% | Reduced |
| Westfield Capital Management Co LP | 768,057 | $59.4M | 0.46% | +19,934+2.7% | Added |
| Russell Investments Group, Ltd. | 755,829 | $58.4M | 0.12% | +89,261+13.4% | Added |
| Rhumbline Advisers | 732,966 | $56.6M | 0.08% | +57,442+8.5% | Added |
| Marsico Capital Management LLC | 726,484 | $56.1M | 2.90% | +519,332+250.7% | Added |
| TD Asset Management Inc | 723,690 | $55.9M | 0.07% | −50,087−6.5% | Reduced |
| APG Asset Management N.V. | 706,799 | $54.6M | 0.10% | +95,015+15.5% | Added |
| California State Teachers Retirement System | 668,960 | $51.7M | 0.08% | +12,582+1.9% | Added |
| Taikang Asset Management (Hong Kong) Co Ltd | 84,304 | $50.8M | 1.37% | +84,304 | New |
| Peregrine Capital Management LLC | 655,596 | $50.7M | 1.59% | +9,810+1.5% | Added |
| Raymond James & Associates | 654,717 | $50.6M | 0.05% | −321,625−32.9% | Reduced |
| Capital Research Global Investors | 617,437 | $47.7M | 0.01% | +617,437 | New |
| Jennison Associates LLC | 584,636 | $45.2M | 0.05% | −6,729−1.1% | Reduced |
| New York State Common Retirement Fund | 569,538 | $44.0M | 0.06% | +49,398+9.5% | Added |
| Barclays PLC | 568,850 | $44.0M | 0.04% | +183,885+47.8% | Added |
| Jane Street Group, LLC | 560,463 | $43.3M | 0.08% | +115,492+26.0% | Added |
| Stephens Investment Management Group LLC | 547,040 | $42.5M | 0.77% | +945+0.2% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 545,791 | $42.4M | 0.12% | +93,216+20.6% | Added |
| Deutsche Bank AG | 531,750 | $41.1M | 0.02% | +53,826+11.3% | Added |
| UBS Group AG | 524,772 | $40.6M | 0.02% | +344,165+190.6% | Added |
| Citigroup Inc | 524,188 | $40.5M | 0.06% | +222,946+74.0% | Added |
| Connectus Wealth, LLC | 51,963 | $40.2M | 0.95% | −1,960−3.6% | Reduced |
| Alliancebernstein L.P. | 514,574 | $39.8M | 0.02% | +15,549+3.1% | Added |
| Balyasny Asset Management LLC | 512,181 | $39.6M | 0.14% | −47,190−8.4% | Reduced |