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CIEN
NYSE Technology

Ciena Shares Plunge 18-19% Despite 40% Q2 Revenue Growth to $1.57B

Tom Rudovsky · Reported by Wiseek News
More coverage: Communication Equipment Stocks · Technology
Sentiment info
Negative
Importance info
9
Price
$528.28
Mkt Cap
$75.737B
52W Low
$70.77
52W High
$637.51
52W Position info
646% above low
Off High info
17% below high
Rel. Volume info
2.8× avg
Market data snapshot near publication time

CIEN has more than doubled off its 52-week low of $70.77 on elevated volume (2.8× avg).

Summary

Ciena reported Q2 revenue up 40% year-over-year to $1.57 billion, with adjusted EPS of $1.64 and raised its full-year 2026 revenue guidance to $6.3 billion. Despite these strong top-line figures, the company's shares dropped 18-19% following the announcement. This significant market reaction, the largest one-day drop since January 2025, indicates that the results or guidance fell substantially short of investor expectations, leading to a major re-evaluation of the company's outlook.

At the time of this announcement, CIEN was trading at $528.28 on NYSE in the Technology sector, with a market capitalization of approximately $75.7B. The 52-week trading range was $70.77 to $637.51. This news item was assessed with negative market sentiment and an importance score of 9 out of 10. Source: Wiseek News.


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CIEN - Latest Insights

CIEN
Jun 11, 2026, 4:21 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $448.75
Real-time Price: $382.27 info
Change: -$66.48 (-15%) info
Market Cap: $52.999B info
CIEN
Jun 08, 2026, 10:54 PM EDT
Source: Dow Jones Newswires
Importance Score:
7
Price at Filing: $464.50
Real-time Price: $382.27 info
Change: -$82.23 (-18%) info
Market Cap: $52.999B info
CIEN
Jun 08, 2026, 7:08 AM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $476.70
Real-time Price: $382.27 info
Change: -$94.43 (-20%) info
Market Cap: $52.999B info
CIEN
Jun 08, 2026, 7:05 AM EDT
Source: Reuters
Importance Score:
8
Price at Filing: $474.03
Real-time Price: $382.27 info
Change: -$91.76 (-19%) info
Market Cap: $52.999B info
CIEN
Jun 04, 2026, 4:06 PM EDT
Filing Type: 10-Q
Importance Score:
9
Price at Filing: $532.83
Real-time Price: $382.27 info
Change: -$150.56 (-28%) info
Market Cap: $52.999B info