Best Networking Stocks

Networking stocks in the covered universe — US-listed networking and network-infrastructure companies, ranked by market capitalization. Every figure is delayed data from SEC EDGAR + Finnhub, shown with its as-of date.

• Broadcom (AVGO) Information Technology — Broadcom provides the essential semiconductor hardware and mission-critical software infrastructure that powers the world's most complex data centers, cloud networks, and enterprise IT systems. ask →
• Cisco (CSCO) Information Technology — Cisco delivers enterprise networking hardware, security, and software-as-a-service solutions that enable secure organizational communication and are increasingly transitioning to recurring software and services revenue. ask →
• Arista Networks (ANET) Information Technology — Arista is a unified data-driven networking platform company enabling seamless interconnection across AI Centers, Data Centers, Campus, and WAN through open standards and real-time telemetry. ask →
• Marvell Technology (MRVL) Information Technology — Marvell is a fabless semiconductor leader providing high-performance data infrastructure chips spanning data centers to network edges, positioning itself as a critical enabler of AI and cloud computing infrastructure. ask →
• Fortinet (FTNT) Information Technology — Fortinet is a global cybersecurity leader converging networking and security through its integrated Fortinet Security Fabric platform, powered by proprietary FortiOS and FortiASIC technologies. ask →
• NXP Semiconductors (NXPI) Information Technology — NXP Semiconductors is a leading innovator in automotive electronics and secure industrial IoT, leveraging deep expertise in mixed-signal and embedded processing to power the next generation of smart, software-defined systems. ask →
• Hewlett Packard Enterprise (HPE) Information Technology — Hewlett Packard Enterprise provides edge-to-cloud IT infrastructure solutions, helping enterprises accelerate their digital transformation through integrated server, storage, and networking technologies. ask →
• Lumentum (LITE) Information Technology — A leading optical and photonic components and systems provider powering cloud data centers, AI/ML infrastructure, and emerging applications like LiDAR and 3D sensing. ask →
• Ciena (CIEN) Information Technology — Ciena is a software-driven networking vendor that designs and deploys optical networking and software platforms enabling service providers and enterprises to build high-capacity, intelligent networks. ask →
• Astera Labs (ALAB) Information Technology — A semiconductor connectivity specialist designing purpose-built hardware and software solutions to eliminate data, network, and memory bottlenecks in cloud and AI infrastructure deployments. ask →
• Keysight Technologies (KEYS) Information Technology — Keysight Technologies is a leading provider of electronic design, emulation, and test solutions that enable faster innovation for complex communication and industrial technology ecosystems. ask →
• Microchip Technology (MCHP) Information Technology — Microchip designs and sells embedded control microcontrollers, microprocessors, FPGAs and analog chips enabling connected devices across automotive, industrial, data center and IoT markets. ask →
• Ubiquiti (UI) Information Technology — Ubiquiti provides high-performance, cost-effective networking and telecommunications hardware platforms, targeting a broad range of users from home offices to large-scale service providers. ask →
• F5, Inc. (FFIV) Information Technology — F5 provides the essential multi-cloud security and application delivery infrastructure that helps global organizations manage and protect their digital services. ask →
• Wesco International (WCC) Industrials — A leading global B2B distributor providing electrical, communications, and utility products alongside comprehensive supply chain and logistics services to construction, industrial, data center, and utility customers. ask →
• ADVANCED ENERGY INDUSTRIES INC (AEIS) Information Technology — Advanced Energy provides critical, high-precision power conversion and control technologies that enable performance in semiconductor, industrial, and mission-critical data applications. ask →
• VIAVI SOLUTIONS INC. (VIAV) Information Technology — Viavi Solutions provides critical network testing, assurance, and optical security technology to help global communications providers and manufacturers maintain high-performance, secure infrastructure. ask →
• APPLIED OPTOELECTRONICS, INC. (AAOI) Information Technology — Vertically integrated provider of fiber-optic networking products and lasers serving hyperscale data centers, cable operators, and telecom networks, scaling rapidly on AI-driven demand for 800+ Gbps optical interconnects. ask →
• ARGAN INC (AGX) Industrials — Argan is a specialized engineering and construction firm delivering large-scale EPC power infrastructure projects and industrial maintenance services to support the rising demand for electricity and data infrastructure. ask →
• LUMEN TECHNOLOGIES INC (LUMN) Communication Services — Lumen is a fiber-powered digital networking company connecting enterprises to multi-cloud, AI-first infrastructure through its Private Connectivity Fabric and edge computing services. ask →
• Netskope Inc (NTSK) Information Technology — Netskope provides a cloud-native security platform that integrates threat prevention, data protection, and user analytics for hybrid and multi-cloud enterprises. ask →
• EXTREME NETWORKS INC (EXTR) Information Technology — Extreme Networks delivers cloud-native networking software and hardware platforms that enable secure, high-performance connectivity for enterprises across data centers, campuses, and branch offices. ask →
• BEL FUSE INC CLASS A (BELFA) Information Technology — Bel Fuse is a global developer of critical power, connectivity, and circuit protection components serving high-reliability markets including aerospace, defense, and telecommunications. ask →
• VISTANCE NETWORKS INC (VISN) Information Technology — Global infrastructure provider delivering video, broadband, and wireless networking solutions to telecom operators, cable companies, and enterprises undergoing a major transformation through strategic divestitures and portfolio optimization. ask →
• UNITI GROUP INC (UNIT) Communication Services — A recently merged digital infrastructure giant with 240,000 fiber route miles serving 1M+ customers, combining legacy Windstream telecom operations with Uniti's fiber REIT to create an integrated broadband, cloud communications, and carrier transport platform. ask →
• A10 NETWORKS INC (ATEN) Information Technology — A10 Networks provides specialized application networking and security infrastructure to ensure high performance and protection for enterprise and service provider applications. ask →
• GRINDR INC (GRND) Communication Services — Grindr is a global LGBTQ-focused social networking platform with 15 million monthly active users monetized through premium subscriptions and targeted advertising. ask →
• HARMONIC INC (HLIT) Information Technology — Harmonic provides cable and broadband infrastructure software and equipment to telecom carriers, restructuring to focus on fixed wireless and DOCSIS cable access after divesting its video business. ask →
• ADTRAN HOLDINGS INC (ADTN) Information Technology — A leading global provider of fiber-based networking and communications platforms, software, and services enabling service providers and enterprises to deliver high-capacity connectivity from the network core to customer premises. ask →
• COGENT COMMUNICATIONS HOLDINGS INC (CCOI) Communication Services — A global facilities-based fiber and data center operator providing low-cost high-speed Internet, private networking, and optical transport to enterprises and carriers across 57 countries, currently facing profitability challenges and high debt levels. ask →
• NETGEAR INC (NTGR) Information Technology — NETGEAR provides high-performance home and business networking solutions, increasingly focused on shifting towards a recurring revenue model through subscription services. ask →
• RIBBON COMMUNICATIONS INC (RBBN) Information Technology — Ribbon Communications provides cloud-native voice, networking, and security software and hardware that help service providers and enterprises modernize legacy telecom infrastructure and integrate AI capabilities. ask →
• AVIAT NETWORKS INC (AVNW) Information Technology — Aviat Networks builds wireless transmission and microwave radio systems for carriers and service providers needing reliable backhaul infrastructure for 5G and broadband networks. ask →
• KVH INDUSTRIES INC (KVHI) Information Technology — KVH Industries provides hybrid connectivity, including satellite internet and content services, to keep maritime and mobile users connected via a multi-network platform. ask →
• Mammoth Energy Services, Inc. (TUSK) Energy — Mammoth Energy Services is an integrated provider of specialized oilfield services, aviation equipment leasing, and critical infrastructure construction for energy and telecommunications networks. ask →

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Data: SEC EDGAR (filings) + Finnhub (fundamentals, delayed daily-close). Figures shown with their as-of date.

Last updated 2026-07-23.

Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & Finnhub, shown with their as-of date.