Ribbon Communications Inc. (RBBN)
NASDAQ: RBBN · Real-Time Price · USD
1.825
-0.175 (-8.75%)
At close: Sep 15, 2026, 4:00 PM EDT
1.830
+0.005 (0.27%)
Pre-market: Sep 16, 2026, 7:26 AM EDT
Ribbon Communications Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 15, 2026 | 1.94 | 1.96 | 1.80 | 1.83 | 1.83 | -8.75% | 1,823,575 |
| Sep 14, 2026 | 1.96 | 2.04 | 1.94 | 2.00 | 2.00 | 0.50% | 426,675 |
| Sep 11, 2026 | 1.97 | 2.05 | 1.97 | 1.99 | 1.99 | 1.53% | 585,214 |
| Sep 10, 2026 | 1.95 | 1.97 | 1.94 | 1.96 | 1.96 | -0.51% | 631,779 |
| Sep 9, 2026 | 1.94 | 2.01 | 1.94 | 1.97 | 1.97 | 1.29% | 789,302 |
| Sep 8, 2026 | 1.98 | 2.00 | 1.89 | 1.95 | 1.95 | -2.26% | 605,176 |
| Sep 4, 2026 | 1.99 | 2.01 | 1.95 | 1.99 | 1.99 | - | 668,231 |
| Sep 3, 2026 | 1.97 | 2.00 | 1.94 | 1.99 | 1.99 | 1.53% | 603,632 |
| Sep 2, 2026 | 1.96 | 1.97 | 1.94 | 1.96 | 1.96 | 0.26% | 563,245 |
| Sep 1, 2026 | 1.97 | 1.98 | 1.94 | 1.96 | 1.96 | -1.76% | 595,810 |
| Aug 31, 2026 | 2.02 | 2.03 | 1.97 | 1.99 | 1.99 | -1.97% | 551,537 |
| Aug 28, 2026 | 2.00 | 2.04 | 1.97 | 2.03 | 2.03 | 1.50% | 580,401 |
| Aug 27, 2026 | 2.05 | 2.10 | 2.00 | 2.00 | 2.00 | -1.48% | 418,376 |
| Aug 26, 2026 | 2.06 | 2.07 | 2.01 | 2.03 | 2.03 | -1.46% | 524,077 |
| Aug 25, 2026 | 2.05 | 2.09 | 2.05 | 2.06 | 2.06 | 0.98% | 441,872 |
| Aug 24, 2026 | 2.01 | 2.13 | 1.99 | 2.04 | 2.04 | 0.49% | 811,724 |
| Aug 21, 2026 | 1.99 | 2.04 | 1.97 | 2.03 | 2.03 | 1.50% | 1,106,090 |
| Aug 20, 2026 | 2.02 | 2.03 | 1.98 | 2.00 | 2.00 | -1.48% | 932,866 |
| Aug 19, 2026 | 2.06 | 2.08 | 1.99 | 2.03 | 2.03 | -0.49% | 1,062,322 |
| Aug 18, 2026 | 2.05 | 2.07 | 2.00 | 2.04 | 2.04 | -1.92% | 632,873 |
| Aug 17, 2026 | 2.09 | 2.11 | 2.06 | 2.08 | 2.08 | -1.42% | 320,971 |
| Aug 14, 2026 | 2.13 | 2.15 | 2.05 | 2.11 | 2.11 | - | 480,411 |
| Aug 13, 2026 | 2.09 | 2.16 | 2.07 | 2.11 | 2.11 | 1.44% | 672,151 |
| Aug 12, 2026 | 2.02 | 2.11 | 2.02 | 2.08 | 2.08 | 4.52% | 380,330 |
| Aug 11, 2026 | 2.06 | 2.07 | 1.99 | 1.99 | 1.99 | -2.93% | 699,432 |
| Aug 10, 2026 | 2.13 | 2.14 | 2.05 | 2.05 | 2.05 | -4.21% | 528,416 |
| Aug 7, 2026 | 2.10 | 2.14 | 2.10 | 2.14 | 2.14 | 1.90% | 637,793 |
| Aug 6, 2026 | 2.11 | 2.15 | 2.08 | 2.10 | 2.10 | -2.33% | 700,630 |
| Aug 5, 2026 | 2.15 | 2.18 | 2.06 | 2.15 | 2.15 | -0.92% | 740,856 |
| Aug 4, 2026 | 2.14 | 2.24 | 2.14 | 2.17 | 2.17 | 2.36% | 622,635 |
| Aug 3, 2026 | 2.14 | 2.16 | 2.08 | 2.12 | 2.12 | -0.93% | 585,312 |
| Jul 31, 2026 | 2.14 | 2.21 | 2.09 | 2.14 | 2.14 | 0.94% | 793,201 |
| Jul 30, 2026 | 2.22 | 2.28 | 2.11 | 2.12 | 2.12 | -3.20% | 770,353 |
| Jul 29, 2026 | 2.27 | 2.33 | 2.08 | 2.19 | 2.19 | 6.83% | 1,800,653 |
| Jul 28, 2026 | 2.03 | 2.08 | 1.96 | 2.05 | 2.05 | 0.49% | 948,947 |
| Jul 27, 2026 | 2.03 | 2.07 | 1.98 | 2.04 | 2.04 | 1.49% | 690,780 |
| Jul 24, 2026 | 2.02 | 2.05 | 1.98 | 2.01 | 2.01 | -0.50% | 806,817 |
| Jul 23, 2026 | 2.16 | 2.17 | 1.98 | 2.02 | 2.02 | -6.48% | 1,106,712 |
| Jul 22, 2026 | 2.24 | 2.27 | 2.15 | 2.16 | 2.16 | -4.85% | 630,921 |
| Jul 21, 2026 | 2.13 | 2.28 | 2.13 | 2.27 | 2.27 | 7.58% | 539,572 |
| Jul 20, 2026 | 2.21 | 2.24 | 2.11 | 2.11 | 2.11 | -4.09% | 587,579 |
| Jul 17, 2026 | 2.09 | 2.25 | 2.08 | 2.20 | 2.20 | 2.33% | 889,694 |
| Jul 16, 2026 | 2.18 | 2.18 | 2.10 | 2.15 | 2.15 | -1.83% | 489,843 |
| Jul 15, 2026 | 2.35 | 2.44 | 2.18 | 2.19 | 2.19 | -6.41% | 726,956 |
| Jul 14, 2026 | 2.29 | 2.44 | 2.26 | 2.34 | 2.34 | 2.63% | 2,606,909 |
| Jul 13, 2026 | 2.31 | 2.37 | 2.28 | 2.28 | 2.28 | -1.72% | 388,288 |
| Jul 10, 2026 | 2.22 | 2.34 | 2.22 | 2.32 | 2.32 | 2.20% | 481,589 |
| Jul 9, 2026 | 2.22 | 2.32 | 2.22 | 2.27 | 2.27 | 2.71% | 593,302 |
| Jul 8, 2026 | 2.10 | 2.22 | 2.08 | 2.21 | 2.21 | 4.25% | 880,059 |
| Jul 7, 2026 | 2.23 | 2.23 | 2.11 | 2.12 | 2.12 | -4.07% | 743,682 |