Five9's Shares Outstanding (Diluted Average) rose 1807.92% to $88.4 million in Q3 2025 from the same period last year, while for Sep 2025 it was $88.4 million, marking a year-over-year increase of 1807.92%. This contributed to the annual value of $88.6 million for FY2024, which is 2155.47% up from last year.
Per Five9's latest filing, its Shares Outstanding (Diluted Average) stood at $88.4 million for Q3 2025, which was up 1807.92% from $89.0 million recorded in Q2 2025.
Over the past 5 years, Five9's Shares Outstanding (Diluted Average) peaked at $89.3 million during Q1 2025, and registered a low of $66.7 million during Q1 2021.
Its 5-year average for Shares Outstanding (Diluted Average) is $74.4 million, with a median of $71.6 million in 2023.
As far as peak fluctuations go, Five9's Shares Outstanding (Diluted Average) surged by 269.4% in 2023, and later soared by 2155.47% in 2024.
Quarter analysis of 5 years shows Five9's Shares Outstanding (Diluted Average) stood at $67.5 million in 2021, then grew by 3.57% to $69.9 million in 2022, then grew by 4.3% to $72.9 million in 2023, then increased by 21.55% to $88.6 million in 2024, then dropped by 0.26% to $88.4 million in 2025.
Its Shares Outstanding (Diluted Average) was $88.4 million in Q3 2025, compared to $89.0 million in Q2 2025 and $89.3 million in Q1 2025.

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