Daily trading records
Ciena Stock Price on August 5, 2026
Direct answer
Ciena closed at $408.83 on August 5, 2026.
The open was $408.56, the high was $424.58 and the low was $399.07.
Volume was 1,773,950. The change from the prior close was -$2.30 (-0.56%).
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Review Ciena's price trend and period performance.
The chart connects verified session closes from May 8, 2026 through August 5, 2026.
Period performance is calculated from verified trading sessions.
5-session performance
+23.75%
From the July 29, 2026 close of $330.37 to $408.83 on August 5, 2026.
20-session performance
-7.29%
From the July 8, 2026 close of $440.97 to $408.83 on August 5, 2026.
60-session performance
-25.41%
From the May 8, 2026 close of $548.11 to $408.83 on August 5, 2026.
Verified data
- Open
- $408.56
- High
- $424.58
- Low
- $399.07
- Close
- $408.83
- Volume
- 1,773,950
- Prior-close change
- -$2.30 (-0.56%)
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Read the frequently asked questions.
What was Ciena's closing price on August 5, 2026?
Ciena closed at $408.83 on August 5, 2026.
What were Ciena's open, high and low on August 5, 2026?
The open was $408.56, the high was $424.58 and the low was $399.07.
How much did Ciena change from the prior close on August 5, 2026?
The change from the prior close was -$2.30 (-0.56%).
What was Ciena's volume on August 5, 2026?
Trading volume was 1,773,950 shares.
What is the source for Ciena's daily prices?
Daily aggregate prices are provided by Polygon.