Highest-rated stocks similar to CIEN by NexusTrade rating

Ratings and dated fundamentals

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How these companies are related

Peer membership comes from the same related-company provider used by NexusTrade's stock research. The provider identifies related companies using news coverage and returns data. A related company can be a competitor or a thematic peer; this list does not imply identical products or financial exposure.

Peer membership was fetched 2026-10-12.

The rating determines the order after peer membership is selected. The anchor company is excluded. Companies without an eligible report rating or dated fundamentals are counted in coverage and left out of the ranked table.

What best means in this list

This list was refreshed on 2026-11-07 using existing company reports. The report date in each row is the date of the underlying analysis; refreshing the list does not create a new company report.

Best means the highest stored NexusTrade report ratings within this selection. Ratings use the product's 1-to-5 scale. The list sorts by rating from high to low, with ticker order breaking equal-rating ties. A rating summarizes a report; it does not predict a stock's return.

The peer set comes from the recorded related-company provider. Similarity defines which companies enter this comparison; it does not establish that they have equal business models, risk or expected returns.

What the leading companies do

The first 5 companies below lead the ratings in this snapshot; equal ratings are ordered by ticker. Their company profiles describe different businesses even when they share the Ciena Corporation (CIEN) selection.

These are company descriptions, not estimates of revenue from this theme. Industry membership does not identify a pure-play business or establish how much sales depend on it. Open the company profile and examine segment disclosures before treating an overlapping classification as equivalent exposure.

1. Arista Networks (ANET): 4 / 5

   Arista Networks Inc engages in the development, marketing, and sale of data-driven, client to cloud networking solutions for AI, data center, campus, and routing environments in the Americas, Europe, the Middle East, Africa, and the Asia-Pacific. Its cloud networking solutions consist of Extensible Operating System (EOS), a publish-subscribe state-sharing networking operating system offered in combination with a set of network applications. The company offers data center, cloud and AI networking, cognitive adjacencies, and cognitive network software and services. It also provides post contract customer support services, such as technical support, hardware repair and replacement parts beyond standard warranty, bug fixes, patches, and upgrade services. The company serves a range of industries comprising internet companies, cloud service providers, financial services organizations, government agencies, media and entertainment, healthcare, oil and gas, education, manufacturing, industrial, and others. It markets and sells its products through distributors, system integrators, value-added resellers, and original equipment manufacturer partners, as well as through its direct sales force. The company was formerly known as Arastra, Inc. and changed its name to Arista Networks Inc in October 2008. Arista Networks Inc was incorporated in 2004 and is headquartered in Santa Clara, California.

2. Fortinet, Inc. (FTNT): 4 / 5

   Fortinet, Inc. provides cybersecurity and convergence of networking and security solutions worldwide. The company offers secure networking solutions that focus on the convergence of networking and security; network firewall solutions, which consist of FortiGate data centers, hyperscale, and distributed firewalls, as well as encrypted applications; wireless local area network (LAN) solutions; and secure connectivity solutions, including FortiSwitch secure ethernet switches, FortiAP wireless LAN access points, and FortiExtender 5G connectivity gateways. It also provides the Fortinet Unified Secure Access Service Edge (SASE) solutions that include firewall, software-defined wide-area network, secure web gateway, cloud access services broker, data loss prevention, and zero trust network access; and web application firewalls, cloud network security with virtualized firewalls, cloud-native firewalls, cloud-native application protection, and code security. In addition the company offers artificial intelligence-driven security operation solutions, which provides a suite of cybersecurity solutions that identify, protect, detect, respond, and recover from threats, as well as FortiEDR, FortiXDR, FortiNDR, FortiSandbox, FortiDeceptor, FortiDLP, and FortiRecon that helps organizations ensuring attackers face multiple layers of detection and mitigation across endpoints, networks, and applications. Further, it offers FortiGuard application security, content security, device security, NOC/SOC security, and web security services; FortiCare technical support services; and training and certification programs, as well as operates FortiGuard Lab, a cybersecurity threat intelligence and research organization. The company serves large enterprises, communication service providers, government organizations, and small to medium-sized enterprises. Fortinet, Inc. was incorporated in 2000 and is headquartered in Sunnyvale, California.

3. Ubiquiti Inc. Common Stock (UI): 4 / 5

   Ubiquiti Inc. develops networking technology for service providers, enterprises, and consumers in North America, Europe, the Middle East, Africa, Asia Pacific, South America. The company develops technology platforms for high-capacity distributed Internet access, unified information technology, and consumer electronics for professional, home, and personal use. Its service provider product platforms offer carrier-class network infrastructure for fixed wireless broadband, wireless backhaul systems, and routing and related software; and enterprise product platforms provide wireless LAN infrastructure, video surveillance products, switching and routing solutions, security gateways, door access systems, and other WLAN products. It also provides technology platforms, such as UniFi Cloud Gateway, an Enterprise class internet and security gateway device; UniFi Wi-Fi, an enterprise Wi-Fi system; UniFi Protect, a video surveillance platform; UniFi Switch that deliver performance, switching, and power of ethernet support for enterprise networks; UniFi Access, a door access solution; UniFi Talk, a plug-and-play phone system and VoIP subscription service, as well as UniFi Connect and its AmpliFi platform. In addition, the company offers airMAX, which include proprietary protocols that contain technologies for minimizing signal noise; airFiber, a wireless backhauls point-to-point radio system; UFiber GPON, a plug and play fiber network technology to build high speed fiber internet networks; and Wave, a technology platform. Further, the company provides base stations, radios, backhaul equipment, and customer premise equipment; embedded radio products; and antennas. It serves customers through a network of distributors, online retailers, and direct to customers through webstores. The company was formerly known as Ubiquiti Networks, Inc. and changed its name to Ubiquiti Inc. in August 2019. Ubiquiti Inc. was incorporated in 2003 and is headquartered in New York, New York.

4. A10 NETWORKS INC (ATEN): 3.5 / 5

   A10 Networks, Inc. provides security and infrastructure solutions in the United States, rest of the Americas, Japan, rest of the Asia Pacific, Europe, the Middle East, and Africa. The company offers Thunder Application Delivery Controller that provides advanced server load balancing; Thunder Carrier Grade Networking, which provides standards-compliant address and protocol translation services between varying types of internet protocol addresses; Thunder Secure Sockets Layer (SSL) Insight that decrypts SSL-encrypted traffic and forwards it to a third-party security device for deep packet inspection; and Thunder Convergent Firewall, which addresses multiple critical security capabilities in one package. It also provides A10 Control that provides intelligent management, automation, and analytics for secure application delivery. In addition, the company offers A10 Defend Threat Control, a standalone SaaS platform; A10 Defend Orchestrator, which provides a centralized point of control for seamless distributed denial of service (DDoS) defense management and execution; A10 Defend Detector, a DDoS detector used to easily manage the scale and heterogenous nature of SP networks; A10 Defend Mitigator, a DDoS mitigation solution; and A10 Defend ThreatX Protect, a cloud-based web application and application programming interfaces protection solution. It delivers its solutions in hardware appliances, bare metal software, containerized software, virtual appliances, and cloud-native software forms. The company serves cloud, telecommunications, multiple system, and cable service providers; government organizations; and enterprises in the telecommunications, technology, industrial, government, retail, financial, gaming, and education industries. It sells its products through sales organizations; and distributors, value added resellers, and system integrators. A10 Networks, Inc. was incorporated in 2004 and is headquartered in San Jose, California.

5. Belden Inc. (BDC): 3.5 / 5

   Belden Inc. provides connection solutions to bring data infrastructure into alignment to unlock new possibilities for its customers. It operates through two segments, Smart Infrastructure Solutions and Automation Solutions. The Smart Infrastructure Solutions segment offers copper cable and connectivity solutions, fiber cable and connectivity solutions, interconnect panels, racks and enclosures, and signal extension and matrix switching systems for use in local area networks, data centers, access control, 5G, fiber to the home, and building automation applications. It also provides power, cooling, and airflow management products for mission-critical data center operations; and end-to-end fiber and copper network systems. This segment serves commercial real estate, education, financial, stadiums and venues, military installations, and broadband and wireless service providers, as well as data centers, government, healthcare, and hospitality sectors. The Automation Solutions segment offers network infrastructure and digitization solutions; and products and solutions covering various aspects of data handling, including acquisition, transmission, orchestration, and management for applications in discrete automation, process automation, energy, and mass transit. It sells its products to distributors, end-users, installers, and original equipment manufacturers (OEMs). Belden Inc. operates in the Americas, Europe, the Middle East, Africa, and the Asia-Pacific. The company was formerly known as Belden CDT Inc. and changed its name to Belden Inc. in May 2007. Belden Inc. was founded in 1902 and is headquartered in Saint Louis, Missouri.

Valuation and company size within this selection

These summaries use the 87 displayed companies. Each company retains its own market observation date in the ratings table above. Medians are unweighted; they are not a sector index valuation.

Positive P/E and price-to-book values are summarized separately. Missing, zero and negative values are excluded from those medians, with the included count shown. A lower multiple alone does not establish better value: profitability, growth, debt and business mix can differ.

Other business classifications in the list

A company can appear in several product and revenue classifications. These overlapping memberships help identify different business mixes to investigate; they are not verified revenue shares or mutually exclusive subindustries.

Dates and coverage

Report dates range from 2025-12-31 to 2025-12-31. Market observations range from 2026-11-05 to 2026-11-06. These dates may differ across companies. Daily closes are not synchronized live quotes.

The selection includes 1 companies without a report, 0 with invalid latest rating metadata, 0 with older reports, 5 with missing required fundamentals and 0 with out-of-date market observations. Missing companies receive no substitute score.

How the ranking is built

The ranking uses the latest stored report at or before the refresh cutoff for each active eligible company. The report date, fiscal year/period and producing model remain visible. The latest invalid score is excluded; an older favorable score does not replace it. Publication policy stock-ratings-v1 accepts report ages up to 550 days and market observations up to 10 calendar days, with a positive close and market capitalization. Optional missing ratios remain not reported.

Report ages can differ substantially, particularly between annual and quarterly reports. Different producing models may also use different judgments. Read the date, fiscal period and model before comparing scores. Private report analysis and account data are not published here.

A refresh reads existing reports and market data. It does not rerun a model or create a new analysis. Compare business fundamentals and your own research constraints alongside the score before making a decision.