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Pre-market opens in 1 day 23 hours 19 minutes
Main market opens in 2 days 4 hours 49 minutes

04:40
00:00
23:59

Trading Hours (Monday - Friday):

Pre-market
04:00 - 09:30
Main market
09:30 - 16:00
Post-market
16:00 - 20:00
All times are displayed in the America/New_York timezone (EDT, UTC-04:00).
443.93991 USD
30.1309
7.28%
Last update Apr 2, 4:29 PM BST
Market closed
Day range
390.010010
451
Previous close
413.80899
Open
395.14001
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Ciena Corporation
443.94
30.13
7.28%

Historical data

Prices

Date Open High Low Close % Change Volume
Apr 02, 2026 395.14 451 390.01 443.94 12.35% 5479
Apr 01, 2026 394 421.80 390 413.81 5.03% 3155
Mar 31, 2026 360 387 352 379.32 5.37% 3699
Mar 30, 2026 392.17 415 361.99 362.37 -7.60% 3738
Mar 27, 2026 403.88 410.96 379.05 403.63 -0.06% 4735
Mar 26, 2026 433 439.85 390.98 392.49 -9.36% 4798
Mar 25, 2026 440 449 423.70 442 0.45% 4865
Mar 24, 2026 413 434.24 402 428.93 3.86% 8054
Mar 23, 2026 380 416 370.01 393.02 3.43% 6175
Mar 20, 2026 412.78 420 381 382.34 -7.37% 7607
Mar 19, 2026 391 409.67 371.03 406.60 3.99% 3777
Mar 18, 2026 373.35 402.10 365 391.89 4.97% 6615
Mar 17, 2026 360 379.11 350 375 4.17% 2552
Mar 16, 2026 340.01 367 334.20 367 7.94% 4241
Mar 13, 2026 341 353.25 329 337.93 -0.90% 2316
Mar 12, 2026 336.44 350.42 330 340.68 1.26% 7655
Mar 11, 2026 341.73 345.72 329.26 335.73 -1.76% 4249
Mar 10, 2026 323.69 349.69 320 342.01 5.66% 3054
Mar 09, 2026 289.98 314.50 267.20 310.72 7.15% 2443
Mar 06, 2026 300 315.98 290 304.75 1.58% 3413
Mar 05, 2026 356.36 360 278.84 283.29 -20.50% 24919
Mar 04, 2026 326.50 354.13 326.01 343.59 5.23% 2139
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Market closed

Pre-market opens in 2 days 21 hours 34 minutes
Main market opens in 2 days 22 hours 19 minutes

09:40
00:00
23:59

Trading Hours (Monday - Friday):

Pre-market
07:15 - 08:00
Main market
08:00 - 16:30
Post-market
16:30 - 17:15
All times are displayed in the Europe/London timezone (BST, UTC+01:00).