The latest closing stock price for CoStar as of April 16, 2026 is 40.04.
An investor who bought $1,000 worth of CoStar stock at the IPO in 1998 would have $42,579 today, roughly 43 times their original investment - a 14.43% compound annual growth rate over 28 years.
The all-time high CoStar stock closing price was 99.74 on October 26, 2021.
The CoStar 52-week high stock price is 97.43, which is 143.3% above the current share price.
The CoStar 52-week low stock price is 34.75, which is 13.2% below the current share price.
The average CoStar stock price for the last 52 weeks is 70.74.
An investor who bought $1,000 worth of CoStar stock at the IPO in 1998 would have $42,579 today, roughly 43 times their original investment - a 14.43% compound annual growth rate over 28 years.
The all-time high CoStar stock closing price was 99.74 on October 26, 2021.
The CoStar 52-week high stock price is 97.43, which is 143.3% above the current share price.
The CoStar 52-week low stock price is 34.75, which is 13.2% below the current share price.
The average CoStar stock price for the last 52 weeks is 70.74.