If you'd invested in CoStar Group (CSGP): performance and returns
Looking for CoStar Group's share price history and how much the stock has returned? Here's its year-by-year performance and what $1,000 invested at different dates would be worth today.
💰 Calculator: how much would CoStar Group have returned?
This calculator shows how much CoStar Group stock would have returned based on the amount invested and the starting year. Pick a sum and a year and you'll instantly see what it would be worth today and the total gain. Real prices, excluding dividends.
If I'd invested $1,000 in CoStar Group
| Investment | Worth today | Gain |
|---|---|---|
| 1 years ago | $396 | -60% |
| 3 years ago | $366 | -63% |
| 5 years ago | $306 | -69% |
| 10 years ago | $1,370 | +37% |
| since inception (1998) | $26,344 | +2534% |
Return by year (CoStar Group)
| Year | Return | $1,000 invested at year start |
|---|---|---|
| 2026 (YTD) | -58% | $421 (-58%) |
| 2025 | -6% | $396 (-60%) |
| 2024 | -18% | $324 (-68%) |
| 2023 | +13% | $366 (-63%) |
| 2022 | -2% | $358 (-64%) |
| 2021 | -14% | $306 (-69%) |
| 2020 | +54% | $473 (-53%) |
| 2019 | +77% | $840 (-16%) |
| 2018 | +14% | $954 (-5%) |
| 2017 | +58% | $1,502 (+50%) |
| 2016 | -9% | $1,370 (+37%) |
Frequently asked questions
How much does CSGP return?
$1,000 invested in CoStar Group 10 years ago would be worth $1,370 today, i.e. +3%/yr on average (price, excluding dividends).
What was CSGP's best/worst year?
Best year: 2019 (+77%). Worst year: 2024 (-18%). Year-by-year detail is above.
How much would $1,000 invested in CSGP since inception be worth?
Since 1998, $1,000 would have become $26,344 (+2534%). Past performance is not a guarantee.
Do CoStar Group's returns include dividends?
No — these returns are price-only. If CoStar Group pays a dividend, its total return would be somewhat higher — see its dividend page.
What is CoStar Group's average annual return (ROI)?
CoStar Group's return on investment is about +3%/yr over 10 years (price, excluding dividends), versus the S&P 500's ~10%/yr over the long run.