Ribbon Communications (RBBN) Shares Outstanding (Diluted Average) (2015 - 2026)

Ribbon Communications has disclosed Shares Outstanding (Diluted Average) across 12 years of filings, most recently posting $175.7 million for Q1 2026.

• Shares Outstanding (Diluted Average) for Q1 2026 came in at $175.7 million, changed N/A year-over-year; the trailing twelve-month figure through Mar 2026 was $175.7 million (changed N/A YoY), and the FY2025 annual result was $179.8 million, up 3.32% from the prior year.
• Shares Outstanding (Diluted Average) came in at $175.7 million for Q1 2026 at Ribbon Communications, down from $179.8 million in the prior quarter.
• In the past five years, Shares Outstanding (Diluted Average) ranged from a high of $179.8 million in Q4 2025 to a low of $149.2 million in Q1 2022.
• The 5-year median for Shares Outstanding (Diluted Average) is $170.4 million (2023), against an average of $167.5 million.
• Across the five-year window, Shares Outstanding (Diluted Average) fell 2.58% in 2022 and advanced 13.26% in 2023, its largest moves.
• Ribbon Communications' Shares Outstanding (Diluted Average) stood at $156.7 million in 2022, then increased by 8.77% to $170.4 million in 2023, then rose by 2.13% to $174.0 million in 2024, then climbed by 3.32% to $179.8 million in 2025, then fell by 2.31% to $175.7 million in 2026.
• The last three Shares Outstanding (Diluted Average) figures came in at $175.7 million (Q1 2026), $179.8 million (Q4 2025), and $176.4 million (Q3 2025), per Business Quant data.