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 2024
Institutional positions in Costar Group, Inc. as of Dec 31, 2024. 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
- 805
- +47 vs. Q3 2024
- Shares held
- 403.4M
- +7.24M (+1.8%) vs. Q3 2024
- Total value
- $28.9B
- −$1.01B (−3.4%) vs. Q3 2024
- New holders
- 144
- 296 more added
- Sold out
- 97
- 277 more reduced
15 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: 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 2024
Shares, value and share of portfolio for each institution holding Costar Group, Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| HM Payson & Co | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Dogwood Wealth Management LLC | 0 | $0 | 0.00% | 0 | Sold out |
| Eagle Asset Management Inc | – | – | – | – | Not filed |
| Raymond James & Associates | – | – | – | – | Not filed |
| Scout Investments, Inc. | – | – | – | – | Not filed |
| HST Ventures, LLC | – | – | – | – | Not filed |
| Raymond James Financial Services Advisors, Inc. | – | – | – | – | Not filed |
| Rakuten Investment Management, Inc. | – | – | – | – | Not filed |
| B. Metzler seel. Sohn & Co. Holding AG | – | – | – | – | Not filed |
| Monumental Financial Group Inc. | – | – | – | – | Not filed |
| Seaport Global Advisors, LLC | – | – | – | – | Not filed |
| Brophy Wealth Management, LLC | – | – | – | – | Not filed |
| Raymond James Trust N.A. | – | – | – | – | Not filed |
| Annapolis Financial Services, LLC | – | – | – | – | Not filed |
| FinTrust Capital Advisors, LLC | – | – | – | – | Not filed |
| Northwest Investment Counselors, LLC | – | – | – | – | Not filed |
| First Personal Financial Services | – | – | – | – | Not filed |