Ribbon Communications Inc. (RBBN)
NASDAQ: RBBN · Real-Time Price · USD
3.970
+0.120 (3.12%)
At close: Sep 18, 2025, 4:00 PM EDT
4.000
+0.030 (0.76%)
Pre-market: Sep 19, 2025, 9:05 AM EDT
Ribbon Communications Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 18, 2025 | 3.90 | 3.99 | 3.88 | 3.97 | 3.97 | 3.12% | 458,269 |
| Sep 17, 2025 | 3.83 | 3.93 | 3.80 | 3.85 | 3.85 | 0.79% | 584,067 |
| Sep 16, 2025 | 3.89 | 3.89 | 3.80 | 3.82 | 3.82 | -2.05% | 691,562 |
| Sep 15, 2025 | 3.90 | 3.91 | 3.83 | 3.90 | 3.90 | 2.09% | 832,282 |
| Sep 12, 2025 | 3.91 | 3.91 | 3.79 | 3.82 | 3.82 | -3.05% | 570,763 |
| Sep 11, 2025 | 4.00 | 4.00 | 3.90 | 3.94 | 3.94 | -0.25% | 599,709 |
| Sep 10, 2025 | 4.05 | 4.14 | 3.86 | 3.95 | 3.95 | -2.47% | 1,433,689 |
| Sep 9, 2025 | 4.02 | 4.09 | 4.00 | 4.05 | 4.05 | -0.25% | 371,188 |
| Sep 8, 2025 | 3.99 | 4.10 | 3.99 | 4.06 | 4.06 | 1.75% | 448,834 |
| Sep 5, 2025 | 4.16 | 4.19 | 3.97 | 3.99 | 3.99 | -4.09% | 751,116 |
| Sep 4, 2025 | 4.05 | 4.24 | 4.04 | 4.16 | 4.16 | 3.74% | 701,291 |
| Sep 3, 2025 | 4.01 | 4.07 | 3.95 | 4.01 | 4.01 | -0.25% | 536,718 |
| Sep 2, 2025 | 4.01 | 4.15 | 3.98 | 4.02 | 4.02 | -1.47% | 621,553 |
| Aug 29, 2025 | 4.11 | 4.14 | 3.99 | 4.08 | 4.08 | -0.73% | 474,431 |
| Aug 28, 2025 | 4.00 | 4.12 | 3.98 | 4.11 | 4.11 | 3.01% | 814,507 |
| Aug 27, 2025 | 3.94 | 4.01 | 3.93 | 3.99 | 3.99 | 1.01% | 359,180 |
| Aug 26, 2025 | 3.93 | 4.01 | 3.92 | 3.95 | 3.95 | 0.51% | 479,703 |
| Aug 25, 2025 | 3.96 | 4.00 | 3.92 | 3.93 | 3.93 | -1.01% | 351,701 |
| Aug 22, 2025 | 3.77 | 3.99 | 3.76 | 3.97 | 3.97 | 6.15% | 508,049 |
| Aug 21, 2025 | 3.72 | 3.76 | 3.68 | 3.74 | 3.74 | 0.81% | 253,008 |
| Aug 20, 2025 | 3.72 | 3.72 | 3.63 | 3.71 | 3.71 | -0.80% | 606,097 |
| Aug 19, 2025 | 3.90 | 3.93 | 3.73 | 3.74 | 3.74 | -4.10% | 403,392 |
| Aug 18, 2025 | 3.86 | 3.94 | 3.86 | 3.90 | 3.90 | 0.78% | 256,796 |
| Aug 15, 2025 | 3.96 | 3.96 | 3.82 | 3.87 | 3.87 | -2.03% | 492,722 |
| Aug 14, 2025 | 3.99 | 4.07 | 3.88 | 3.95 | 3.95 | -3.19% | 474,545 |
| Aug 13, 2025 | 4.07 | 4.11 | 3.97 | 4.08 | 4.08 | 0.49% | 531,807 |
| Aug 12, 2025 | 4.04 | 4.11 | 4.00 | 4.06 | 4.06 | 1.00% | 685,176 |
| Aug 11, 2025 | 3.80 | 4.04 | 3.79 | 4.02 | 4.02 | 6.07% | 948,072 |
| Aug 8, 2025 | 3.79 | 3.83 | 3.74 | 3.79 | 3.79 | 0.26% | 236,829 |
| Aug 7, 2025 | 3.83 | 3.85 | 3.73 | 3.78 | 3.78 | -0.26% | 361,078 |
| Aug 6, 2025 | 3.58 | 3.81 | 3.57 | 3.79 | 3.79 | 5.87% | 456,595 |
| Aug 5, 2025 | 3.66 | 3.70 | 3.57 | 3.58 | 3.58 | -1.38% | 399,921 |
| Aug 4, 2025 | 3.63 | 3.69 | 3.58 | 3.63 | 3.63 | 0.83% | 617,752 |
| Aug 1, 2025 | 3.70 | 3.72 | 3.60 | 3.60 | 3.60 | -4.26% | 656,507 |
| Jul 31, 2025 | 3.75 | 3.80 | 3.72 | 3.76 | 3.76 | -1.05% | 490,532 |
| Jul 30, 2025 | 3.87 | 3.90 | 3.77 | 3.80 | 3.80 | -1.81% | 640,894 |
| Jul 29, 2025 | 3.76 | 3.93 | 3.76 | 3.87 | 3.87 | 1.04% | 696,591 |
| Jul 28, 2025 | 3.84 | 3.85 | 3.76 | 3.83 | 3.83 | 0.13% | 772,029 |
| Jul 25, 2025 | 3.89 | 3.89 | 3.79 | 3.83 | 3.83 | -1.67% | 528,194 |
| Jul 24, 2025 | 4.22 | 4.23 | 3.60 | 3.89 | 3.89 | -8.47% | 1,553,412 |
| Jul 23, 2025 | 4.07 | 4.29 | 4.06 | 4.25 | 4.25 | 5.46% | 814,989 |
| Jul 22, 2025 | 4.10 | 4.10 | 4.01 | 4.03 | 4.03 | -0.98% | 661,142 |
| Jul 21, 2025 | 4.12 | 4.13 | 4.00 | 4.07 | 4.07 | 0.25% | 430,823 |
| Jul 18, 2025 | 4.06 | 4.07 | 3.99 | 4.06 | 4.06 | 1.75% | 418,394 |
| Jul 17, 2025 | 3.95 | 4.08 | 3.95 | 3.99 | 3.99 | 1.27% | 422,040 |
| Jul 16, 2025 | 3.94 | 3.95 | 3.83 | 3.94 | 3.94 | 1.55% | 448,616 |
| Jul 15, 2025 | 4.05 | 4.07 | 3.87 | 3.88 | 3.88 | -3.72% | 412,550 |
| Jul 14, 2025 | 4.00 | 4.06 | 3.98 | 4.03 | 4.03 | 0.50% | 307,680 |
| Jul 11, 2025 | 4.04 | 4.04 | 3.97 | 4.01 | 4.01 | -1.47% | 376,828 |
| Jul 10, 2025 | 4.05 | 4.10 | 4.03 | 4.07 | 4.07 | - | 290,164 |