If you invested in
A $1,000 investment in CoStar Group Inc. (CSGP) in January 2016 would be worth $1,718 as of June 2026 with dividends reinvested — 5.3% a year. Use the dropdowns above to try any amount, ticker, or starting month back to July 1998.
Over the same period, the same $1,000 would be worth $4,557 in the S&P 500 (SPY) and $7,667 in the Nasdaq-100 (QQQ). CSGP trailed both the S&P 500 and the Nasdaq-100 over that period.
Growth of $1,000 in CSGP since January 2016#
monthlyCoStar Group Inc. (CSGP). Total return approximated via dividend- and split-adjusted closes (no taxes or fees). Not investment advice.
Growth of $1,000 in CSGP by starting month#
$1,000 invested in CSGP, by starting year#
| Invested in | Worth today | Same in QQQ | Multiple | Annualized |
|---|---|---|---|---|
| 2016 | $1,718 | $7,667 | 1.7× | 5.3% |
| 2017 | $1,490 | $6,338 | 1.5× | 4.3% |
| 2018 | $870 | $4,619 | 0.9× | -1.6% |
| 2019 | $771 | $4,614 | 0.8× | -3.5% |
| 2020 | $461 | $3,513 | 0.5× | -11.4% |
| 2021 | $335 | $2,429 | 0.3× | -18.4% |
| 2022 | $429 | $2,095 | 0.4× | -17.6% |
| 2023 | $387 | $2,562 | 0.4× | -24.5% |
| 2024 | $361 | $1,798 | 0.4× | -34.8% |
| 2025 | $393 | $1,427 | 0.4× | -49.2% |
Methodology#
Investments are assumed made at the first trading day's close of the chosen year. "Dividends reinvested" uses split- and dividend-adjusted closes (a standard total-return approximation; taxes and fees excluded). "Price-only" uses split-adjusted closes. CSGP data begins July 1998; values as of June 2026 and refresh daily. Past performance does not predict future returns; not investment advice.
See the live CSGP chart and fundamentals on the CSGP quote page or compare with the same investment in SPY.
FAQ
- How much would $1,000 invested in CSGP be worth today?
- A $1,000 investment in CoStar Group Inc. (CSGP) in January 2016 would be worth about $1,718 as of June 2026, with dividends reinvested. That works out to about 5.3% a year.
- How far back does the CSGP calculation go?
- CSGP data begins July 1998. You can pick any starting month from then to the present and see what your investment would be worth today.
- Does this include dividends?
- Yes. The default "dividends reinvested" view uses split- and dividend-adjusted closing prices — a standard total-return approximation that excludes taxes and fees. A price-only view (split-adjusted, no dividends) is also available.
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