Costar (CSGP) Shares Outstanding (2010 - 2026)

Costar (CSGP) has reported Shares Outstanding (Entity) for 17 consecutive years, with $405.2 million the latest figure, recorded in Q2 2026.

• On a quarterly basis, Shares Outstanding (Entity) fell 4.36% year-over-year to $405.2 million in Q2 2026; TTM through Jun 2026 was $405.2 million, a 4.36% decrease from a year earlier, with the FY2025 full-year figure at $417.9 million, up 2.05% from the prior year.
• Shares Outstanding (Entity) was $405.2 million for Q2 2026 at Costar, down from $408.4 million in the prior quarter.
• Over five years, Shares Outstanding (Entity) peaked at $423.8 million in Q3 2025 and troughed at $395.9 million in Q2 2022.
• A 5-year average of $409.9 million and a median of $408.4 million in 2023 frame the typical range for Shares Outstanding (Entity).
• Across the five-year window, Shares Outstanding (Entity) rose 3.38% in 2025 and slipped 4.36% in 2026, its largest moves.
• Over 5 years, Shares Outstanding (Entity) stood at $406.7 million in 2022, then rose by 0.35% to $408.1 million in 2023, then increased by 0.34% to $409.5 million in 2024, then climbed by 2.05% to $417.9 million in 2025, then retreated by 3.04% to $405.2 million in 2026.
• The last three Shares Outstanding (Entity) figures came in at $405.2 million (Q2 2026), $408.4 million (Q1 2026), and $417.9 million (Q4 2025), per Business Quant data.