Ciena Corporation (CIEN)
NYSE: CIEN · Real-Time Price · USD
269.33
+25.94 (10.66%)
At close: Nov 9, 2026, 4:00 PM EST
268.10
-1.23 (-0.46%)
Pre-market: Nov 10, 2026, 4:14 AM EST
Ciena Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Nov 9, 2026 | 254.90 | 273.36 | 252.00 | 269.33 | 269.33 | 10.66% | 2,813,418 |
| Nov 6, 2026 | 252.84 | 256.48 | 236.59 | 243.39 | 243.39 | 5.45% | 4,718,514 |
| Nov 5, 2026 | 257.94 | 257.94 | 225.57 | 230.81 | 230.81 | -15.22% | 6,225,633 |
| Nov 4, 2026 | 291.54 | 296.81 | 268.67 | 272.24 | 272.24 | -9.28% | 3,881,981 |
| Nov 3, 2026 | 293.20 | 307.36 | 288.35 | 300.08 | 300.08 | 5.54% | 3,181,166 |
| Nov 2, 2026 | 321.67 | 321.67 | 282.67 | 284.34 | 284.34 | -11.34% | 4,360,906 |
| Oct 30, 2026 | 326.00 | 332.72 | 313.27 | 320.72 | 320.72 | -8.22% | 3,100,795 |
| Oct 29, 2026 | 348.60 | 361.96 | 340.01 | 349.45 | 349.45 | -3.79% | 2,807,818 |
| Oct 28, 2026 | 357.01 | 368.24 | 351.60 | 363.21 | 363.21 | 3.43% | 2,787,258 |
| Oct 27, 2026 | 344.09 | 353.10 | 336.30 | 351.15 | 351.15 | 4.53% | 2,691,067 |
| Oct 26, 2026 | 324.06 | 345.48 | 318.77 | 335.93 | 335.93 | 4.89% | 2,837,882 |
| Oct 23, 2026 | 325.95 | 327.40 | 313.45 | 320.26 | 320.26 | -0.74% | 1,969,748 |
| Oct 22, 2026 | 343.48 | 346.29 | 320.70 | 322.64 | 322.64 | -10.71% | 3,938,380 |
| Oct 21, 2026 | 354.56 | 363.97 | 349.87 | 361.34 | 361.34 | 5.67% | 3,014,301 |
| Oct 20, 2026 | 336.70 | 350.35 | 328.88 | 341.95 | 341.95 | -0.65% | 1,946,534 |
| Oct 19, 2026 | 348.31 | 354.45 | 338.79 | 344.20 | 344.20 | 3.45% | 3,064,367 |
| Oct 16, 2026 | 350.95 | 354.60 | 330.99 | 332.73 | 332.73 | -6.67% | 3,178,973 |
| Oct 15, 2026 | 342.50 | 357.83 | 333.15 | 356.52 | 356.52 | -0.86% | 3,473,711 |
| Oct 14, 2026 | 393.88 | 393.88 | 356.78 | 359.60 | 359.60 | -10.19% | 3,223,030 |
| Oct 13, 2026 | 393.33 | 401.87 | 381.64 | 400.40 | 400.40 | -1.14% | 2,730,679 |
| Oct 12, 2026 | 443.53 | 445.95 | 400.20 | 405.01 | 405.01 | -9.95% | 3,299,608 |
| Oct 9, 2026 | 436.00 | 454.73 | 424.02 | 449.77 | 449.77 | 5.60% | 3,764,377 |
| Oct 8, 2026 | 436.15 | 443.99 | 421.11 | 425.93 | 425.93 | -4.60% | 3,686,415 |
| Oct 7, 2026 | 428.98 | 448.00 | 422.30 | 446.45 | 446.45 | 0.63% | 3,353,116 |
| Oct 6, 2026 | 393.58 | 446.37 | 392.00 | 443.65 | 443.65 | 13.85% | 6,358,282 |
| Oct 5, 2026 | 393.77 | 397.47 | 382.50 | 389.69 | 389.69 | -0.42% | 2,472,030 |
| Oct 2, 2026 | 385.00 | 395.96 | 377.03 | 391.34 | 391.34 | 3.22% | 2,511,291 |
| Oct 1, 2026 | 355.19 | 381.00 | 350.68 | 379.14 | 379.14 | 7.77% | 2,558,882 |
| Sep 30, 2026 | 354.92 | 359.98 | 340.52 | 351.82 | 351.82 | -0.87% | 2,641,801 |
| Sep 29, 2026 | 350.16 | 356.21 | 344.80 | 354.92 | 354.92 | 3.12% | 2,210,197 |
| Sep 28, 2026 | 352.42 | 356.99 | 339.33 | 344.19 | 344.19 | -3.56% | 1,823,614 |
| Sep 25, 2026 | 363.00 | 366.43 | 355.01 | 356.91 | 356.91 | -0.42% | 1,577,613 |
| Sep 24, 2026 | 350.40 | 363.46 | 346.56 | 358.43 | 358.43 | 0.71% | 1,395,307 |
| Sep 23, 2026 | 368.64 | 369.00 | 351.53 | 355.91 | 355.91 | -3.43% | 1,838,199 |
| Sep 22, 2026 | 364.31 | 376.74 | 363.14 | 368.56 | 368.56 | 0.71% | 2,397,174 |
| Sep 21, 2026 | 365.05 | 367.62 | 356.46 | 365.96 | 365.96 | 4.92% | 2,819,777 |
| Sep 18, 2026 | 355.87 | 358.00 | 338.25 | 348.80 | 348.80 | 1.32% | 4,743,387 |
| Sep 17, 2026 | 350.60 | 375.70 | 341.93 | 344.25 | 344.25 | 1.10% | 3,753,381 |
| Sep 16, 2026 | 350.09 | 375.20 | 327.50 | 340.50 | 340.50 | 1.85% | 3,931,473 |
| Sep 15, 2026 | 324.44 | 335.97 | 320.50 | 334.33 | 334.33 | 4.60% | 2,781,432 |
| Sep 14, 2026 | 326.98 | 332.32 | 318.43 | 319.64 | 319.64 | -8.55% | 2,196,303 |
| Sep 11, 2026 | 336.92 | 355.19 | 336.44 | 349.54 | 349.54 | 4.48% | 1,976,717 |
| Sep 10, 2026 | 333.00 | 348.40 | 328.36 | 334.56 | 334.56 | -1.02% | 2,436,504 |
| Sep 9, 2026 | 341.90 | 348.00 | 337.16 | 338.00 | 338.00 | -0.96% | 1,789,206 |
| Sep 8, 2026 | 327.42 | 349.78 | 325.69 | 341.29 | 341.29 | 6.32% | 3,209,883 |
| Sep 4, 2026 | 321.67 | 328.85 | 315.73 | 321.00 | 321.00 | 1.12% | 3,329,915 |
| Sep 3, 2026 | 354.49 | 358.76 | 311.60 | 317.46 | 317.46 | -10.36% | 7,480,492 |
| Sep 2, 2026 | 357.25 | 359.60 | 348.86 | 354.16 | 354.16 | -1.71% | 2,813,752 |
| Sep 1, 2026 | 376.89 | 381.60 | 356.40 | 360.33 | 360.33 | -5.87% | 2,182,068 |
| Aug 31, 2026 | 378.44 | 382.94 | 370.77 | 382.80 | 382.80 | 1.15% | 1,784,972 |