Growth Metrics

Costar (CSGP) Shares Outstanding (2016 - 2025)

Costar (CSGP) has disclosed Shares Outstanding for 17 consecutive years, with $417.9 million as the latest value for Q4 2025.

  • Quarterly Shares Outstanding rose 2.05% to $417.9 million in Q4 2025 from the year-ago period, while the trailing twelve-month figure was $417.9 million through Dec 2025, up 2.05% year-over-year, with the annual reading at $417.9 million for FY2025, 2.05% up from the prior year.
  • Shares Outstanding for Q4 2025 was $425.0 million at Costar, roughly flat from $424.9 million in the prior quarter.
  • The five-year high for Shares Outstanding was $425.0 million in Q4 2025, with the low at $394.9 million in Q1 2021.
  • Average Shares Outstanding over 5 years is $407.6 million, with a median of $408.0 million recorded in 2023.
  • Peak annual rise in Shares Outstanding hit 7.46% in 2021, while the deepest fall reached 0.14% in 2021.
  • Over 5 years, Shares Outstanding stood at $395.0 million in 2021, then grew by 2.96% to $406.7 million in 2022, then increased by 0.34% to $408.1 million in 2023, then increased by 0.34% to $409.5 million in 2024, then rose by 2.05% to $417.9 million in 2025.
  • According to Business Quant data, Shares Outstanding over the past three periods came in at $417.9 million, $424.9 million, and $424.1 million for Q4 2025, Q3 2025, and Q2 2025 respectively.