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Costar (CSGP) Shares Outstanding (Diluted Average) (2016 - 2025)

Costar (CSGP) has disclosed Shares Outstanding (Diluted Average) for 16 consecutive years, with $420.7 million as the latest value for Q4 2025.

  • Quarterly Shares Outstanding (Diluted Average) rose 3.16% to $420.7 million in Q4 2025 from the year-ago period, while the trailing twelve-month figure was $420.7 million through Dec 2025, up 3.16% year-over-year, with the annual reading at $420.7 million for FY2025, 3.16% up from the prior year.
  • Shares Outstanding (Diluted Average) for Q4 2025 was $420.7 million at Costar, roughly flat from $419.9 million in the prior quarter.
  • The five-year high for Shares Outstanding (Diluted Average) was $420.7 million in Q4 2025, with the low at $393.7 million in Q1 2021.
  • Average Shares Outstanding (Diluted Average) over 5 years is $404.0 million, with a median of $406.7 million recorded in 2023.
  • The sharpest move saw Shares Outstanding (Diluted Average) surged 970.58% in 2021, then grew 0.1% in 2022.
  • Over 5 years, Shares Outstanding (Diluted Average) stood at $394.2 million in 2021, then grew by 0.91% to $397.8 million in 2022, then increased by 2.29% to $406.9 million in 2023, then rose by 0.22% to $407.8 million in 2024, then grew by 3.16% to $420.7 million in 2025.
  • According to Business Quant data, Shares Outstanding (Diluted Average) over the past three periods came in at $420.7 million, $419.9 million, and $415.1 million for Q4 2025, Q3 2025, and Q2 2025 respectively.