If you invested in in
A $1,000 investment in CoStar Group Inc. (CSGP) in January 2016 would be worth $1,862 as of June 2026 with dividends reinvested — 6.2% a year. Use the dropdowns above to try any amount, ticker, or starting month back to July 1998.
Growth of $1,000 in CSGP since January 2016
dividends reinvested · monthlyCoStar Group Inc. (CSGP). Total return approximated via dividend- and split-adjusted closes (dividends reinvested, no taxes or fees). Not investment advice.
$1,000 invested in CSGP, by starting year
| Invested in | Worth today (div. reinvested) | Price-only | Multiple | Annualized |
|---|---|---|---|---|
| 1998 | $30,372 | $30,372 | 30.4× | 13.0% |
| 1999 | $13,894 | $13,894 | 13.9× | 10.1% |
| 2000 | $10,124 | $10,124 | 10.1× | 9.2% |
| 2001 | $11,532 | $11,532 | 11.5× | 10.1% |
| 2002 | $14,043 | $14,043 | 14.0× | 11.5% |
| 2003 | $16,203 | $16,203 | 16.2× | 12.7% |
| 2004 | $7,907 | $7,907 | 7.9× | 9.7% |
| 2005 | $7,602 | $7,602 | 7.6× | 10.0% |
| 2006 | $6,530 | $6,530 | 6.5× | 9.7% |
| 2007 | $6,878 | $6,878 | 6.9× | 10.5% |
| 2008 | $7,711 | $7,711 | 7.7× | 11.8% |
| 2009 | $11,023 | $11,023 | 11.0× | 14.8% |
| 2010 | $8,086 | $8,086 | 8.1× | 13.6% |
| 2011 | $5,801 | $5,801 | 5.8× | 12.1% |
| 2012 | $5,761 | $5,761 | 5.8× | 13.0% |
| 2013 | $3,482 | $3,482 | 3.5× | 9.8% |
| 2014 | $1,898 | $1,898 | 1.9× | 5.3% |
| 2015 | $1,770 | $1,770 | 1.8× | 5.2% |
| 2016 | $1,862 | $1,862 | 1.9× | 6.2% |
| 2017 | $1,616 | $1,616 | 1.6× | 5.3% |
| 2018 | $943 | $943 | 0.9× | -0.7% |
| 2019 | $836 | $836 | 0.8× | -2.4% |
| 2020 | $500 | $500 | 0.5× | -10.3% |
| 2021 | $363 | $363 | 0.4× | -17.2% |
| 2022 | $465 | $465 | 0.5× | -16.1% |
| 2023 | $419 | $419 | 0.4× | -22.8% |
| 2024 | $391 | $391 | 0.4× | -32.8% |
| 2025 | $426 | $426 | 0.4× | -46.6% |
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.