Ciena Corporation
CIEN
株式のランク
#495
Ciena Corporation is a global technology company focused on telecommunications... 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.
株価
$344.08
最終同期: 2026-10-19
時価総額
$48.79B
変化（1日）
3.67%
変化（1年）
98.76%
国
US
取引 Ciena Corporation (CIEN)
カテゴリー
Technology
Ciena Corporation（CIEN）のP/E比率
October 2026 時点のP/E比率 TTM 77.84
Ciena Corporation の最新の財務報告および株価によると、現在の P/E (TTM) は 77.84 です。2024 年末時点での P/E は 110.27 でした。
Ciena Corporation の P/E 比率の履歴（2000 〜 2026）
各年末のP/E比率
| 年 | P/E比率 | 変化 |
|---|---|---|
| 2026 (TTM) | 77.84 | -64.46% |
| 2025 | 219.00 | 98.61% |
| 2024 | 110.27 | 359.82% |
| 2023 | 23.98 | -49.74% |
| 2022 | 47.72 | 183.12% |
| 2021 | 16.85 | 0.19% |
| 2020 | 16.82 | -26.25% |
| 2019 | 22.81 | -281.51% |
| 2018 | -12.57 | -625.03% |
| 2017 | 2.39 | -93.52% |
| 2016 | 36.93 | -84.93% |
| 2015 | 245.01 | -661.59% |
| 2014 | -43.63 | 56.49% |
| 2013 | -27.88 | 225.47% |
| 2012 | -8.57 | 32.56% |
| 2011 | -6.46 | 70.20% |
| 2010 | -3.80 | 106.32% |
| 2009 | -1.84 | -108.35% |
| 2008 | 22.03 | -55.45% |
| 2007 | 49.44 | -98.51% |
| 2006 | 3.31K | -105,978.83% |
| 2005 | -3.13 | 97.31% |
| 2004 | -1.59 | -78.60% |
| 2003 | -7.41 | 780.59% |
| 2002 | -0.84 | -70.23% |
| 2001 | -2.83 | -100.90% |
| 2000 | 313.90 | 0.00% |
類似企業や競合他社のP/E比率
| 企業 | P/E比率 | P/E比率の差 | 国 |
|---|---|---|---|
| - | - |
US
|
|
| 19.83 | -74.53% |
CN
|
|
| - | - |
CN
|
|
| -9.64 | -112.39% |
US
|
|
| 35.16 | -54.82% |
US
|
P/E比率の読み方
株価収益率（P/E Ratio）は、企業の株価と1株あたり利益の関係を示します。
低いが正のP/Eは、現在の評価額に対して高い利益を上げている企業を示し、割安と見なされる可能性があります。高い負の（0に近い）P/Eは、損失が大きいことを示します。
P/Eが30を超えるか、負である企業は一般に「成長株」と見なされ、投資家は将来的な成長または黒字化を期待しています。
10未満の正のP/Eを持つ企業は一般に「割安株」と見なされ、既に収益性が高いが成長の余地は小さいと見なされます。