Daily trading records
Ciena Stock Price on July 29, 2026
Direct answer
Ciena closed at $330.37 on July 29, 2026.
The open was $349.64, the high was $350.80 and the low was $323.29.
Volume was 2,634,856. The change from the prior close was -$20.14 (-5.75%).
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Review Ciena's price trend and period performance.
The chart connects verified session closes from May 1, 2026 through July 29, 2026.
Period performance is calculated from verified trading sessions.
5-session performance
-16.82%
From the July 22, 2026 close of $397.16 to $330.37 on July 29, 2026.
20-session performance
-32.65%
From the June 30, 2026 close of $490.56 to $330.37 on July 29, 2026.
60-session performance
-38.28%
From the May 1, 2026 close of $535.29 to $330.37 on July 29, 2026.
Verified data
- Open
- $349.64
- High
- $350.80
- Low
- $323.29
- Close
- $330.37
- Volume
- 2,634,856
- Prior-close change
- -$20.14 (-5.75%)
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Read the frequently asked questions.
What was Ciena's closing price on July 29, 2026?
Ciena closed at $330.37 on July 29, 2026.
What were Ciena's open, high and low on July 29, 2026?
The open was $349.64, the high was $350.80 and the low was $323.29.
How much did Ciena change from the prior close on July 29, 2026?
The change from the prior close was -$20.14 (-5.75%).
What was Ciena's volume on July 29, 2026?
Trading volume was 2,634,856 shares.
What is the source for Ciena's daily prices?
Daily aggregate prices are provided by Polygon.