Company / Shares Outstanding
CoStar Group Shares Outstanding History
FY2016-FY2025 · Annual data · Source: SEC filings
At a glance
Latest annual filing availableLatest Shares Outstanding
409.5M
FY2025
5-year range
394.3M / 409.5M
FY2021-FY2025
Trend
+0.3%
vs FY2024
Sector context
#17 of 140
Real Estate
What the data says
CoStar Group's shares outstanding of 409500000.00 is higher than 88% of companies in the Real Estate sector (FY2025). Shares Outstanding has increased for 8 consecutive years, from 32509000.00 in FY2017 to 409500000.00 in FY2025.
Based on SEC 10-K filings.
409500000.00 in FY2025 with a 5-year CAGR of +62.0%. Top quartile in the Real Estate sector.
Remained stable around 409500000.00 over the past 2 years.
Real Estate sector context is included.
Shares Outstanding over time
Growth rates
- 3-Year CAGR
- +1.2%
- 5-Year CAGR
- +62.0%
- 10-Year CAGR
- -
Sector benchmark
+100.3% above sector average
Key checks
Key Insights
- CoStar Group's shares outstanding has grown for 8 consecutive years.
- In FY2025, shares outstanding increased 0.3% year-over-year.
- Ranks #17 out of 140 companies in the Real Estate sector.
- Lowest shares outstanding in the period was in FY2017.
Company context
Key Data Points
- High earnings quality (cash-backed earnings)
Data sourced from SEC EDGAR filings. Not investment advice.
Annual data
| Year | Shares OutstandingValue | YoY GrowthYoY |
|---|---|---|
| FY2025 | 409.5M | +0.3% |
| FY2024 | 408.1M | +0.3% |
| FY2023 | 406.7M | +3.0% |
| FY2022 | 394.9M | +0.2% |
| FY2021 | 394.3M | +975.3% |
| FY2020 | 36.7M | +0.6% |
| FY2019 | 36.4M | +0.9% |
| FY2018 | 36.1M | +11.1% |
| FY2017 | 32.5M | +0.0% |
| FY2016 | 32.5M | +0.6% |
As of FY2025 · SEC 10-K · Updated Jun 30, 2026