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Shares Outstanding for CoStar Group (CSGP)

As of · Reported

Metric
Profitability

Latest period

414.00M

YoY change

+3.2%

5Y CAGR

+1.9%

Peak year (2025)

420.70M

Shares Outstanding history chart for CoStar Group (CSGP) from 1997 to 2025

Latest: 420.70M

Shares Outstanding growth chart for CoStar Group (CSGP) from 1997 to 2025

Latest: +3.2%

Shares Outstanding history table for CoStar Group (CSGP) from 1997 to 2025

  • 2025420.70M+3.2%
  • 2024407.80M+0.2%
  • 2023406.90M+2.3%
  • 2022397.75M+0.9%
  • 2021394.16M+2.8%
  • 2020383.26M+4.6%
  • 2019366.30M+0.5%
  • 2018364.48M+8.6%
  • 2017335.59M+3.5%
  • 2016324.36M+1.5%
  • 2015319.50M+4.3%
  • 2014306.41M+8.6%
  • 2013282.12M+4.7%
  • 2012269.49M+14.5%
  • 2011235.27M+13.6%
  • 2010207.07M+3.9%
  • 2009199.25M+1.9%
  • 2008195.50M+0.8%
  • 2007194.04M+1.2%
  • 2006191.65M+0.8%
  • 2005190.07M+1.0%
  • 2004188.27M+12.9%
  • 2003166.74M+5.8%
  • 2002157.59M+0.8%
  • 2001156.36M+3.3%
  • 2000151.37M+29.1%
  • 1999117.27M+62.6%
  • 199872.13M+24.6%
  • 199757.89M—

Shares Outstanding values are taken from CoStar Group's reported income statements (quarterly 10-Q and annual 10-K filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the filing date. YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.

About Shares Outstanding at CoStar Group (CSGP)

According to CoStar Group's latest reported financial statements, the company's latest reported diluted shares outstanding is 414.00M. Diluted weighted-average shares outstanding is the share count used to compute per-share metrics like EPS. Buybacks lower it; new issuance, stock-based compensation, and convertible securities raise it. Multiply by the stock price for market capitalization.

Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .

2025's annual diluted shares outstanding for CoStar Group (CSGP) came in at 420.70M – edged up 3.2% year-over-year.

Through 2020–2025 (5 years), CoStar Group diluted shares outstanding delivered a +1.9% annualised rate; sustaining 28 straight years of year-over-year growth.

Across the available history, diluted shares outstanding reached its high of 420.70M in 2025 and its low of 57.89M in 1997.

CoStar Group Shares Outstanding by Year

CoStar Group Shares Outstanding 2025: 420.70M

2025's diluted shares outstanding for CoStar Group came in at 420.70M, edged up 3.2% from 2024. This figure represents the highest annual value in the available history.

CoStar Group Shares Outstanding 2024: 407.80M

CoStar Group posted diluted shares outstanding of 407.80M in 2024, edged up 0.2% from 2023.

CoStar Group Shares Outstanding 2023: 406.90M

In 2023, CoStar Group reported diluted shares outstanding of 406.90M, edged up 2.3% from 2022.

CoStar Group Shares Outstanding 2022: 397.75M

CoStar Group diluted shares outstanding in 2022 was 397.75M, edged up 0.9% from 2021.

CoStar Group Shares Outstanding 2021: 394.16M

CoStar Group diluted shares outstanding in 2021 was 394.16M.

See more financial history for CoStar Group (CSGP).

Sector peers by Shares Outstanding

Real Estate peers of CoStar Group (CSGP), ranked by their latest diluted shares outstanding

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