Best telecommunications stocks by NexusTrade rating

Ratings and dated fundamentals

Inspect the highest-rated company

How is this ranking built?

Every industry list applies the same steps at its own cutoff: industry membership, the latest AI report rating on or before the cutoff, a report age limit, dated market data, then a sort by rating with ties ordered by ticker. The animation steps through them with one real example, the live cybersecurity list refreshed on October 13, 2026.

A live list's cutoff is its refresh time. A past year's list uses December 31 of the year before, and the current year's list uses the time it was generated. A Top N page shows the first N rows of its year's list and exists only when that list has at least N companies.

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.

Companies belong to the Telecommunications classification, based on company products and revenue. Classifications can overlap, so a company may appear in several industry lists.

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 Telecommunications 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. Amphenol Corporation (APH): 4 / 5

   Amphenol Corporation, together with its subsidiaries, designs, manufactures, and markets electrical, electronic, and fiber optic connectors in the United States, China, and internationally. It operates through three segments: Harsh Environment Solutions, Communications Solutions, and Interconnect and Sensor Systems. The company offers connectors and connector systems, including harsh environment data, power, high-speed, fiber optic, and radio frequency interconnect products; busbars and power distribution systems; and power interconnect products. It also provides value-add products, such as backplane interconnect systems, cable assemblies and harnesses, and cable management products; and other products comprising flexible and rigid printed circuit boards, hinges, other mechanical, and production related products. In addition, the company offers consumer device, network infrastructure, and other antennas; coaxial, power, and specialty cables; and sensors and sensor-based products. Amphenol Corporation sells its products through its sales force, independent representatives, and a network of electronics distributors to original equipment manufacturers, electronic manufacturing services companies, original design manufacturers, and service providers in the automotive, broadband communication, commercial aerospace, industrial, information technology and data communication, military, mobile device, and mobile network markets. The company was founded in 1932 and is headquartered in Wallingford, Connecticut.

2. CME Group Inc. (CME): 4 / 5

   CME Group Inc., together with its subsidiaries, operates contract markets for the trading of futures and options on futures contracts worldwide. It offers futures and options products based on interest rates, equity indexes, foreign exchange, agricultural commodities, energy, and metals, as well as fixed income and foreign currency trading services. The company provides clearing house services, including clearing, settling, and guaranteeing futures and options contracts, and cleared swaps products traded through its exchanges; and trade processing and risk mitigation services. In addition, the company offers a range of market data services, including real-time and historical data services. It serves professional traders, financial institutions, institutional and individual investors, corporations, manufacturers, producers, governments, and central banks. The company was formerly known as Chicago Mercantile Exchange Holdings Inc. and changed its name to CME Group Inc. in July 2007. The company was founded in 1898 and is headquartered in Chicago, Illinois.

3. Teledyne Technologies Incorporated (TDY): 4 / 5

   Teledyne Technologies Incorporated provides enabling technologies for industrial growth markets in the United States, Europe, Asia, and internationally. Its Digital Imaging segment provides visible spectrum sensors and digital cameras; and infrared, ultraviolet, visible, and X-ray spectra products, as well as micro electromechanical systems and semiconductors, including analog-to-digital and digital-to-analog converters. This segment offers cooled and uncooled infrared or thermal products, including sensors, camera cores, and camera systems; high-resolution, low-dose X-ray sensors, high-power microwave, and high-energy X-ray subsystems; and instruments for the measurement of physical properties and maritime products, as well as develops and manufactures multi-spectrum electro-optic/infrared imaging systems and associated products, such as lasers, optics, and radars, CBRNE (Chemical, Biological, Radiological, Nuclear and Explosive detectors), and unmanned air and ground systems. The company's Instrumentation segment offers monitoring, control, and electronic test and measurement equipment; and power and communications connectivity devices for distributed instrumentation systems and sensor networks. The company's Aerospace and Defense Electronics segment provides electronic components and subsystems, data acquisition and communications components and equipment, harsh environment interconnects, general aviation batteries, and other components; and onboard avionics systems and ground-based applications, aircraft data and connectivity solutions, hardware systems, and software applications. Its Engineered Systems segment offers systems engineering and integration, technology development, and manufacturing solutions for defense, space, environmental, and energy applications; and designs and manufactures electrochemical energy systems and electronics for military applications. The company was founded in 1960 and is headquartered in Thousand Oaks, California.

4. Argan, Inc (AGX): 3.5 / 5

   Argan, Inc., through its subsidiaries, provides engineering, procurement, construction, commissioning, maintenance, project development, and technical consulting services to the power generation market in the United States, Republic of Ireland, and the United Kingdom. Its Power Industry Services segment offers engineering, procurement, and construction, as well as designing, building, and commissioning of large-scale energy projects to the owners of alternative energy facilities, such as biomass plants, wind farms, battery storage, and solar fields; and design, construction, project management, start-up, and operation, as well as technical consulting services. This segment serves independent power project owners, public utilities, power plant heavy equipment suppliers, and other commercial firms. The company's Industrial Construction Services segment provides field services that support new plant construction and additions; maintenance turnarounds; shutdowns and emergency mobilizations for industrial plants; and delivery and installation of steel components, such as piping systems and pressure vessels. Its Telecommunications Infrastructure Services segment offers trenchless directional boring and excavation for underground communication and power networks; aerial cabling; high and low voltage electric lines; and private area outdoor lighting systems, as well as installs buried cable. It also provides structured cabling, terminations, and connectivity that offers the physical transport for high-speed data, voice, video, and security networks. This segment serves electricity cooperative, state and local government agencies, counties and municipalities, and technology-oriented government contracting firms, as well as federal government customers in the mid-Atlantic region of the United States. Argan, Inc. was incorporated in 1961 and is headquartered in Arlington, Virginia.

5. 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.

Valuation and company size within this selection

These summaries use the 171 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 2026-10-15. 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 4 companies without a report, 0 with invalid latest rating metadata, 1 with older reports, 7 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.