CSGP / STOCK · DATA AS OF 2026-10-29
If you invested $1,000
in CoStar Group
If you invested $1,000 in CoStar Group 10 years ago (2016-10), it would be worth $1,503.85 as of 2026-10-29, with dividends reinvested.
CoStar Group: the long view
| $1,000 invested | Actual start | Value today | CAGR |
|---|---|---|---|
| 1 years ago | 2025-10 | $408.95 | -59.10% |
| 3 years ago | 2023-10 | $383.33 | -27.36% |
| 5 years ago | 2021-10 | $327.02 | -20.03% |
| 10 years ago | 2016-10 | $1,503.85 | 4.16% |
| 15 years ago | 2011-10 | $4,573.38 | 10.67% |
| 20 years ago | 2006-10 | $5,942.98 | 9.32% |
| First month covered here | 1998-07 | $26,176.74 | 12.25% |
Dividends reinvested. Requested periods use the latest available month as their endpoint; shorter histories start at the first available month.
A little, every month
Investing $100 at each monthly close after the starting month (2016-10), with no initial lump sum, would turn $12,000.00 contributed into $6,634.35. Contributions start the following month.
Against the benchmark
Over 2016-10 to 2026-10, $1,000 in CoStar Group became $1,503.85; $1,000 in SPY became $4,238.51 with dividends reinvested.
Your questions, answered
What would $1,000 invested in CoStar Group 10 years ago be worth?
If you invested $1,000 in CoStar Group 10 years ago (2016-10), it would be worth $1,503.85 as of 2026-10-29, with dividends reinvested.
How would $100 a month in CoStar Group have performed?
Investing $100 at each monthly close after the starting month (2016-10), with no initial lump sum, would turn $12,000.00 contributed into $6,634.35. Contributions start the following month.
How does this compare with the S&P 500?
Over 2016-10 to 2026-10, $1,000 in CoStar Group became $1,503.85; $1,000 in SPY became $4,238.51 with dividends reinvested.
How much would $1,000 in CoStar Group in 2006 be worth today?
$1,000 invested in CoStar Group at the January 2006 close would be worth $5,628.00 as of October 29, 2026, with dividends reinvested.