Ribbon Communications Inc. (RBBN) NASDAQ

Currency In USD

RBBN Historical Return

If you invested $1000 in Ribbon Communications Inc. (RBBN) 10 years ago, it would be worth $236.05 as of August 23, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $308.98, while $1000 invested 1 year ago would be worth $516.54. This corresponds to total returns of -76.4%, -69.1%, -48.35%, respectively, with annualized returns of -13.44%, -20.92%, -48.35%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

RBBN Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
August 21, 2026	1.99	2.03	2.03	2.04	1.97	1.11M
August 20, 2026	2.02	2	2	2.03	1.98	932,848
August 19, 2026	2.06	2.03	2.03	2.08	1.99	0
August 18, 2026	2.05	2.04	2.04	2.07	2	632,841
August 17, 2026	2.09	2.08	2.08	2.11	2.06	320,464
August 14, 2026	2.13	2.11	2.11	2.15	2.05	480,391
August 13, 2026	2.09	2.11	2.11	2.16	2.07	671,109
August 12, 2026	2.02	2.08	2.08	2.11	2.02	0
August 11, 2026	2.06	1.99	1.99	2.07	1.99	0
August 10, 2026	2.13	2.05	2.05	2.14	2.05	528,391
August 07, 2026	2.1	2.14	2.14	2.14	2.1	0
August 06, 2026	2.11	2.1	2.1	2.15	2.08	696,626
August 05, 2026	2.15	2.15	2.15	2.18	2.06	740,791
August 04, 2026	2.14	2.17	2.17	2.24	2.14	622,624
August 03, 2026	2.14	2.12	2.12	2.16	2.08	585,007
July 31, 2026	2.14	2.14	2.14	2.21	2.09	793,165
July 30, 2026	2.22	2.12	2.12	2.28	2.11	769,233
July 29, 2026	2.27	2.19	2.19	2.33	2.08	1.8M
July 28, 2026	2.03	2.05	2.05	2.08	1.96	943,623
July 27, 2026	2.03	2.04	2.04	2.07	1.98	689,355
July 23, 2026	2.16	2.02	2.02	2.17	1.98	1.11M
July 22, 2026	2.24	2.16	2.16	2.27	2.15	630,911
July 21, 2026	2.13	2.27	2.27	2.28	2.13	536,958
July 20, 2026	2.21	2.11	2.11	2.24	2.11	586,578
July 17, 2026	2.09	2.2	2.2	2.25	2.08	886,744
July 16, 2026	2.18	2.15	2.15	2.18	2.1	488,731
July 15, 2026	2.35	2.19	2.19	2.44	2.18	726,217
July 14, 2026	2.29	2.34	2.34	2.44	2.26	2.61M
July 13, 2026	2.31	2.28	2.28	2.37	2.28	388,142
July 10, 2026	2.22	2.32	2.32	2.34	2.22	481,584
July 09, 2026	2.22	2.27	2.27	2.32	2.22	593,298
July 08, 2026	2.1	2.21	2.21	2.22	2.08	878,734
July 07, 2026	2.23	2.12	2.12	2.23	2.11	743,634
July 06, 2026	2.18	2.21	2.21	2.28	2.17	556,924
July 02, 2026	2.35	2.14	2.14	2.37	2.13	708,874
July 01, 2026	2.3	2.35	2.35	2.4	2.3	614,150
June 30, 2026	2.24	2.34	2.34	2.35	2.22	611,105
June 29, 2026	2.21	2.22	2.22	2.24	2.12	605,051
June 26, 2026	2.23	2.2	2.2	2.25	2.17	1.74M
June 25, 2026	2.35	2.25	2.25	2.4	2.21	734,798
June 24, 2026	2.42	2.31	2.31	2.42	2.3	692,868
June 23, 2026	2.45	2.4	2.4	2.48	2.4	416,056
June 22, 2026	2.54	2.49	2.49	2.58	2.43	745,258
June 18, 2026	2.6	2.56	2.56	2.64	2.51	1.16M
June 17, 2026	2.62	2.56	2.56	2.66	2.55	943,268
June 16, 2026	2.73	2.61	2.61	2.8	2.6	1.05M
June 15, 2026	2.75	2.72	2.72	2.78	2.69	428,061
June 12, 2026	2.7	2.69	2.69	2.73	2.61	718,569
June 11, 2026	2.64	2.7	2.7	2.7	2.58	582,904
June 10, 2026	2.64	2.62	2.62	2.69	2.6	633,883
June 09, 2026	2.92	2.66	2.66	2.96	2.62	884,810
June 08, 2026	2.86	2.88	2.88	2.96	2.84	577,039
June 05, 2026	3.02	2.83	2.83	3.09	2.81	0
June 04, 2026	3.09	3.07	3.07	3.1	2.98	785,032
June 03, 2026	3.29	3.12	3.12	3.3	3.11	891,467
June 02, 2026	3.1	3.34	3.34	3.41	3.09	1.73M
June 01, 2026	3.06	3.09	3.09	3.1	2.97	711,518
May 29, 2026	3.07	3.08	3.08	3.1	2.98	1.09M
May 28, 2026	3.1	3.08	3.08	3.27	2.97	3.5M
May 27, 2026	2.84	3.11	3.11	3.15	2.72	2.27M