Ribbon Communications Inc. (RBBN): Shares Outstanding

Annual figures by period end, from SEC filings.

175.78M
As of 2025-12-31
178.77M
As of 2026-06-30
+1.5%
3-year compound annual growth
+3.9%
5-year compound annual growth
2016-12-31: 49.04M2017-12-31: 101.75M2018-12-31: 106.82M2019-12-31: 110.47M2020-12-31: 145.43M2021-12-31: 148.90M2022-12-31: 168.32M2023-12-31: 172.08M2024-12-31: 175.60M2025-12-31: 175.78M175.78M
2016-12-31 Shares Outstanding (shares) 2025-12-31
Period endedShares OutstandingChange YoYSource filing
2025-12-31175.78M+0.1%2026-02-26, Balance as of period end
2024-12-31175.60M+2.0%2026-02-26, Balance as of period end
2023-12-31172.08M+2.2%2025-02-27, Balance as of period end
2022-12-31168.32M+13.0%2024-02-28, Balance as of period end
2021-12-31148.90M+2.4%2023-03-31, Balance as of period end
2020-12-31145.43M+31.6%2022-03-11, Balance as of period end
2019-12-31110.47M+3.4%2021-02-26, Balance as of period end
2018-12-31106.82M+5.0%2020-02-28, Balance as of period end
2017-12-31101.75Mn/c2019-03-05, Balance as of period end
2016-12-3149.04Mn/a2018-03-08, Balance as of period end