Recently, I’ve seen quite a few people discussing networking stocks, and I spent some time organizing my thoughts as well. To be frank, by 2026, the networking industry is no longer the same as the “installing WiFi machines” idea from a few years ago.

AI computing demand has spilled over from data centers all the way to end-user devices. The U.S. BEAD program (a $42.5 billion broadband deployment project) has also begun full-scale construction. With these factors stacking up together, both U.S. networking stocks and Taiwan networking-concept stocks have become this year’s mainstream narrative. In my view, this wave is not short-term hype, but a real, concrete industry upgrade.

In simple terms, networking-concept stocks are companies that make network communication equipment and components. That includes everything from fiber optic cables and base station components, to switches and routers, and now the hottest Wi-Fi 7 access devices and satellite receiving equipment.

Why is 2026 especially critical? I’ve noticed several key factors. First, the BEAD program is entering the full-scale construction phase, which is a tangible earnings tailwind for domestic fiber and networking manufacturers. Second, traditional copper transmission has become a bottleneck. Co-packaged optics (CPO) and 800G/1.6T high-end switches have officially moved into commercial deployment, making optical communications the main solution for large-scale computing. Third, as AI PCs and AI smartphones become more common, the demand for network bandwidth is rising, and Wi-Fi 7 penetration is expected to explode in growth.

This industry chain is actually very finely segmented. Upstream are core chips and materials (with the highest gross margins)—such as Broadcom and Maviel, which make networking chips, as well as companies like Lianya that develop silicon photonic materials. Midstream is equipment manufacturing, where Taiwanese firms are particularly strong: Zyxel makes switches, Qisda makes broadband access equipment, and Huaxing Optoelectronics makes optical communication modules. Downstream is cloud service providers, telecom operators, and government tenders—those are the real sources of demand.

If I had to choose the leaders, I would look at Zyxel (2345). It holds a leading position in the 800G switch market and is already laying groundwork for 1.6T. Lianya (3081), benefiting from silicon photonics and CPO technology trends, has a deep technological moat. Qisda (6285) has a diverse product lineup, covering Wi-Fi 7 and low-earth-orbit satellites, making it best aligned with the needs of the BEAD plan. Huaxing Optoelectronics (4979) has performed steadily under the AI transmission dividend.

U.S. networking stocks also shouldn’t be ignored. Arista Networks (ANET) is a leader in cloud networking equipment, with customers including Meta and Microsoft. Broadcom controls the lifeline of networking chips; whether it’s Wi-Fi 7 or AI chips, both are key focuses for 2026. Corning (GLW), as a global leader in fiber optics, benefits from U.S. manufacturing policies. Lumentum (LITE) has made technical breakthroughs in optical components and in the CPO field, making it a dark horse in this wave of AI optical communications.

However, investing in networking stocks also requires watching out for several risks. Government tender funding may move slowly, and many companies recognize earnings in batches—while the theme may be hot, the financial statements might not show the money. Technology upgrades are a tough, no-soft-target test; second-tier firms that can’t meet the CPO threshold may be pushed to the margins. Also pay attention to inventory cycles: once major customers build up inventory or Wi-Fi 7 replacement doesn’t meet expectations, networking companies will face pressure to liquidate inventory. Geopolitical risk is also present. The BEAD plan requires a certain proportion of U.S. manufacturing, so Taiwanese firms must set up overseas facilities. Finally, there’s the valuation issue: many stocks’ P/E ratios have already been pushed to historical highs. Even if revenue growth is just slightly below expectations, stocks are prone to major corrections.

Overall, in 2026 networking stocks are indeed a good main storyline. They’re driven by a dual-engine mix of AI transmission and U.S. infrastructure. Still, I recommend focusing on leading companies with technological barriers, and avoiding chasing high prices on stocks that only have a theme but no real fundamentals. At the same time, closely monitor tender funding progress and inventory changes so you can truly profit from this wave of U.S. networking stock demand.