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Ciena Corporation (CIEN) PE Ratio: 154.50

Is Ciena Corporation’s P/E ratio high or low?

Ciena Corporation's P/E ratio of 154.50 is 88% above its 5-year average of 82.36, around the middle of its 5-year range (15.46–415.22).

As of Thursday, June 25, 2026. 31.68% below its 12-month average of 226.14.

PE Ratio (154.50) = Close Price ($463.51) / Diluted TTM EPS ($3.00)

CIEN PE Ratio

CIEN PE Ratio Chart

154.50
+40.15% 1Y
CIEN PE Ratio

CIEN Average PE Ratio Chart

CIEN PE Ratio

CIEN Current vs Average PE Ratio Chart

CIEN PE Ratio Metrics

PE RATIO

154.50

PE RATIO AVG TTM

226.14

PE RATIO AVG 3Y

104.96

PE RATIO AVG 5Y

62.19

PE RATIO AVG 10Y

28.25

PE RATIO AVG 15Y

40.87

PE RATIO AVG 20Y

49.15

CURRENT VS TTM AVG

-31.68%

CURRENT VS 3Y AVG

+47.19%

CURRENT VS 5Y AVG

+148.42%

CURRENT VS 10Y AVG

+446.96%

CURRENT VS 15Y AVG

+278.01%

CURRENT VS 20Y AVG

+214.37%

CIEN Competitors' PE Ratio

NAMEMARKET CAPPE RATIOTTM3Y5Y
Ciena Corporation (CIEN)$65.61B154.50226.14104.9662.19
Lumentum Holdings Inc. (LITE)vs ›$65.55B155.92331.23331.23130.43
Motorola Solutions, Inc. (MSI)vs ›$66.50B32.2834.2238.9737.25
Hewlett Packard Enterprise Company (HPE)vs ›$64.58B46.4328.8518.7116.85
Teradyne, Inc. (TER)vs ›$66.87B79.1166.0245.9636.59
STMicroelectronics N.V. (STM)vs ›$63.85B449.00128.6150.7236.66
Astera Labs, Inc. Common Stock (ALAB)vs ›$68.55B270.22235.61255.03255.03
United Microelectronics Corporation (UMC)vs ›$69.87B51.9619.1513.0513.07
Monolithic Power Systems, Inc. (MPWR)vs ›$70.50B103.4649.8860.8367.99
Keysight Technologies, Inc. (KEYS)vs ›$60.04B57.8751.8038.0735.47

P/E vs. its own history

At 154.5, P/E is richer than usual, sitting higher than 89% of its 19-year history.

19-year low

2.6

median

31.9

19-year high

81250.0

cheaperricher

P/E Comparison

Trailing P/E

154.5

Forward P/E

71.0

Forward P/E Calculation

View All Analyst Estimates

Forward P/E is calculated using analyst consensus EPS estimates for the current or next fiscal year.

Calculation:

Current Price

$463.51

÷

Forward EPS (Est.)

$6.53

=

Forward P/E

71.00

Source: FMP Analyst Consensus Estimates. Forward EPS represents the average analyst estimate for the nearest fiscal year.

Ciena Corporation PE Ratio Formula & Definition

PE Ratio = Share Price / Diluted EPS (TTM)

The price-to-earnings ratio measures how much investors pay for each dollar of trailing earnings. A lower PE can indicate a cheaper valuation; a higher PE implies higher growth expectations.

Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute

Ciena Corporation PE Ratio FAQ

What is the P/E ratio for Ciena Corporation (CIEN)?
The P/E ratio for CIEN stock is 154.50.
Is Ciena Corporation's P/E ratio high or low?
Ciena Corporation's P/E ratio of 154.50 is 88% above its 5-year average of 82.36, around the middle of its 5-year range (15.46–415.22).
What is the TTM average P/E ratio for Ciena Corporation (CIEN)?
The TTM average P/E ratio for CIEN stock is 226.14.
What is the 3Y average P/E ratio for Ciena Corporation (CIEN)?
The 3Y average P/E ratio for CIEN stock is 104.96.
What is the 5Y average P/E ratio for Ciena Corporation (CIEN)?
The 5Y average P/E ratio for CIEN stock is 62.19.
What is the 10Y average P/E ratio for Ciena Corporation (CIEN)?
The 10Y average P/E ratio for CIEN stock is 28.25.
What is the 15Y average P/E ratio for Ciena Corporation (CIEN)?
The 15Y average P/E ratio for CIEN stock is 40.87.
What is the 20Y average P/E ratio for Ciena Corporation (CIEN)?
The 20Y average P/E ratio for CIEN stock is 49.15.

Ciena Corporation PE Ratio History

DATEPE RATIO
2026-06-24154.50
2026-06-23153.28
2026-06-22153.44
2026-06-18142.74
2026-06-17145.57
2026-06-16143.43
2026-06-15154.47
2026-06-12148.66
2026-06-11148.41
2026-06-10144.88
2026-06-09146.45
2026-06-08155.56
2026-06-05162.74
2026-06-04178.54
2026-06-03394.66
2026-06-02398.88
2026-06-01362.37
2026-05-29369.13
2026-05-28362.73
2026-05-27370.30
2026-05-26383.22
2026-05-22371.36
2026-05-21373.58
2026-05-20352.92
2026-05-19344.75
2026-05-18333.69
2026-05-15352.73
2026-05-14376.34
2026-05-13367.64
2026-05-12367.17
2026-05-11369.92
2026-05-08348.69
2026-05-07342.74
2026-05-06366.94
2026-05-05346.56
2026-05-04342.59
2026-05-01340.54
2026-04-30335.63
2026-04-29302.43
2026-04-28301.35
2026-04-27322.11
2026-04-24331.32
2026-04-23328.17
2026-04-22317.43
2026-04-21321.86
2026-04-20320.17
2026-04-17322.81
2026-04-16315.01
2026-04-15302.67
2026-04-14297.21
2026-04-13305.30
2026-04-10315.55
2026-04-09310.06
2026-04-08314.28
2026-04-07284.93
2026-04-06276.26
2026-04-02284.85
2026-04-01264.26
2026-03-31246.98
2026-03-30232.20
2026-03-27255.49
2026-03-26246.83
2026-03-25278.45
2026-03-24273.16
2026-03-23259.49
2026-03-20244.22
2026-03-19262.47
2026-03-18245.09
2026-03-17235.42
2026-03-16231.49
2026-03-13214.63
2026-03-12214.28
2026-03-11216.27
2026-03-10214.62
2026-03-09202.65
2026-03-06187.14
2026-03-05190.41
2026-03-04403.28
2026-03-03390.97
2026-03-02415.22
2026-02-27409.32
2026-02-26400.47
2026-02-25414.76
2026-02-24402.28
2026-02-23404.79
2026-02-20393.18
2026-02-19373.76
2026-02-18365.02
2026-02-17354.89
2026-02-13356.76
2026-02-12343.89
2026-02-11348.93
2026-02-10350.63
2026-02-09340.04
2026-02-06318.49
2026-02-05296.96
2026-02-04297.57
2026-02-03324.59
2026-02-02315.17
2026-01-30295.59
2026-01-29297.61
2026-01-28302.03
2026-01-27290.55
2026-01-26272.60
2026-01-23268.98
2026-01-22270.02
2026-01-21272.20
2026-01-20283.14
2026-01-16285.74
2026-01-15286.17
2026-01-14279.82
2026-01-13289.26
2026-01-12274.99
2026-01-09270.64
2026-01-08264.36
2026-01-07304.34
2026-01-06298.38
2026-01-05271.04
2026-01-02288.84
2025-12-31274.53
2025-12-30279.93
2025-12-29280.55
2025-12-26283.70
2025-12-24282.05
2025-12-23282.06
2025-12-22277.91
2025-12-19270.38
2025-12-18247.34
2025-12-17239.35
2025-12-16246.32
2025-12-15253.76
2025-12-12256.42
2025-12-11249.38
2025-12-10228.26
2025-12-09220.55
2025-12-08219.09
2025-12-05207.54
2025-12-04201.39
2025-12-03198.94
2025-12-02208.35
2025-12-01206.73
2025-11-28210.11
2025-11-26206.08
2025-11-25201.91
2025-11-24200.33
2025-11-21183.41
2025-11-20181.55
2025-11-19194.24
2025-11-18192.41
2025-11-17197.32
2025-11-14197.25
2025-11-13199.83
2025-11-12215.58
2025-11-11213.43
2025-11-10214.78
2025-11-07205.02
2025-11-06207.28
2025-11-05201.47
2025-11-04188.16
2025-11-03195.04
2025-10-31195.41
2025-10-30194.42
2025-10-29194.74
2025-10-28188.33
2025-10-27187.82
2025-10-24184.23
2025-10-23177.57
2025-10-22169.24
2025-10-21174.62
2025-10-20178.13
2025-10-17175.89
2025-10-16175.72
2025-10-15173.59
2025-10-14169.59
2025-10-13169.54
2025-10-10160.45
2025-10-09168.34
2025-10-08164.28
2025-10-07155.86
2025-10-06157.68
2025-10-03155.83
2025-10-02157.07
2025-10-01156.11
2025-09-30149.88
2025-09-29148.29
2025-09-26146.03
2025-09-25141.14
2025-09-24142.42
2025-09-23143.51
2025-09-22143.34
2025-09-19142.37
2025-09-18142.03
2025-09-17140.32
2025-09-16141.45
2025-09-15139.83
2025-09-12135.08
2025-09-11136.33
2025-09-10133.61
2025-09-09125.72
2025-09-08122.44
2025-09-05120.06
2025-09-04120.30
2025-09-03131.73
2025-09-02130.02
2025-08-29130.55
2025-08-28136.00
2025-08-27128.84
2025-08-26127.10
2025-08-25126.06
2025-08-22124.77
2025-08-21121.37
2025-08-20120.37
2025-08-19123.33
2025-08-18127.72
2025-08-15126.24
2025-08-14127.01
2025-08-13131.51
2025-08-12133.93
2025-08-11129.73
2025-08-08132.06
2025-08-07132.23
2025-08-06131.02
2025-08-05127.10
2025-08-04128.74
2025-08-01123.13
2025-07-31128.98
2025-07-30129.13
2025-07-29126.52
2025-07-28125.80
2025-07-25123.09
2025-07-24121.13
2025-07-23120.52
2025-07-22117.20
2025-07-21118.74
2025-07-18118.06
2025-07-17117.82
2025-07-16116.87
2025-07-15114.77
2025-07-14113.11
2025-07-11108.02
2025-07-10108.99
2025-07-09110.21
2025-07-08109.28
2025-07-07111.32
2025-07-03113.06
2025-07-02110.48
2025-07-01111.29
2025-06-30112.99
2025-06-27114.09
2025-06-26113.24
2025-06-25110.35
2025-06-24110.24
2025-06-23104.81
2025-06-20103.54
2025-06-18102.56
2025-06-17102.04
2025-06-16102.47
2025-06-13100.25
2025-06-12102.99
2025-06-11100.33

Showing the most recent 260 of 3,130 data points. The chart above shows the full history.

About Ciena Corporation

Ciena Corporation is a global technology company focused on telecommunications infrastructure. It delivers integrated solutions – including specialized hardware, software applications, and professional services – designed to facilitate the efficient transmission, routing, switching, aggregation, delivery, and overall management of video, data, and voice traffic across communication networks worldwide. Within its Networking Platforms division, Ciena develops and supplies advanced hardware and integrated solutions. These products are specifically engineered to optimize the convergence of various optical transport methods (like coherent optical transport and optical transport network switching) with packet switching, enabling high-performance data handling. The product portfolio spans a range of packet-optical platforms (e.g., the 6500, 5400, and Z-Series), reconfigurable switching systems (such as the 5430), Waveserver interconnect systems, and dedicated switches for service delivery and aggregation (including the 3000 and 5000 families). This segment also provides the essential operating system software and advanced features embedded within its hardware offerings. Ciena's Blue Planet Automation Software and Services arm is dedicated to intelligent network automation. It offers solutions for orchestrating services across multiple network domains, maintaining precise network inventory, optimizing data routes, coordinating virtualized network functions (NFV), and delivering insightful analytics, alongside related support. The Platform Software and Services segment provides unified management platforms, exemplified by its OneControl system, as well as other software tools for comprehensive network planning, operational control, and ongoing oversight. Finally, the Global Services segment delivers end-to-end client support. This includes strategic consulting, detailed network architecture design, expert installation and deployment, ongoing maintenance, and comprehensive training programs. The company distributes its cutting-edge products and services to network operators through both direct sales forces and indirect channel partners. Established in 1992, Ciena Corporation maintains its corporate headquarters in Hanover, Maryland.

Hanover, MD
8,795 employees
Technology / Communication Equipment
Sector
Technology
Industry
Communication Equipment
CEO
Gary Smith