Is HLIT a good stock to buy? We came across a bullish thesis on Harmonic Inc. on X.com by @BryzonX. In this article, we will summarize the bulls’ thesis on HLIT. Harmonic Inc.’s share was trading at $15.81 as of June 1st. HLIT’s trailing P/E was 197.62 according to Yahoo Finance.
asharkyu/Shutterstock.com
Harmonic Inc., together with its subsidiaries, provides broadband access solutions worldwide. HLIT is increasingly positioned as a core software infrastructure beneficiary of the shift toward AI-enabled distributed broadband networks, where initiatives such as NVIDIA Corporation’s investment in Nokia Corporation’s any Radio Access Network framework highlight a broader industry transition toward turning legacy telecom and cable infrastructure into software-defined edge compute systems.
Read More: 15 AI Stocks That Are Quietly Making Investors Rich
Read More: Undervalued AI Stock Poised For Massive Gains: 10000% Upside Potential
As operators like Comcast Corporation and Charter Communications begin deploying NVIDIA RTX 6000 Blackwell Graphics Processing Units into local hubs to build distributed AI “Smart Grids,” the limiting factor is no longer compute but the ability of aging 1990s-era cable architectures to support modern AI-driven traffic. HLIT sits directly at this bottleneck through its virtualized Cable Modem Termination System effectively modernizing broadband access networks via software rather than costly physical rebuilds, creating a high-leverage adoption path.
The company is seeing accelerating commercial traction with a $570 million backlog, up 77% year-over-year, and a 3.5x book-to-bill ratio in Q4 2025, reflecting demand visibility tied to a multi-year capex cycle led by Comcast and Charter’s combined $22 billion “Smart Grid” investment program. Its virtualization segment is growing 33% year-over-year at 55% gross margins following the divestiture of legacy video assets, while overall revenue of $450 million compares against a $5.18 billion Cable Modem Termination System market still only 15–20% virtualized.
Additional tailwinds include Federal Communications Commission “Delete, Delete, Delete” policy pressure accelerating legacy copper retirement and $42 billion Broadband Equity, Access, and Deployment rural broadband funding, both of which are forcing faster network modernization. International momentum is strengthening as well, with rest-of-world revenue rising 33% year-over-year to 41% of total sales, reducing concentration risk.
Trading at a ~$1.2 billion market cap, HLIT is positioned at an early-stage re-rating inflection as backlog converts into high-margin recurring software revenue, creating substantial upside potential as virtualized Cable Modem Termination System becomes the default architecture for AI-era broadband infrastructure.
Previously, we covered a bullish thesis on Cisco Systems, Inc. by Kroker Equity Research in May 2025, which highlighted its transition from legacy networking to an AI-driven software and infrastructure platform led by ARR growth and the Splunk acquisition. CSCO’s stock price has appreciated by approximately 89.81% since our coverage. BryzonX shares a similar view but emphasizes Harmonic Inc.’s role as a pure-play virtualized Cable Modem Termination System enabler of AI-driven broadband “Smart Grids,” focusing more on telecom infrastructure virtualization and capex-led demand acceleration.
Harmonic Inc. is not on our list of the 40 Most Popular Stocks Among Hedge Funds. As per our database, 35 hedge fund portfolios held HLIT at the end of the first quarter which was 38 in the previous quarter. While we acknowledge the risk and potential of HLIT as an investment, our conviction lies in the belief that some AI stocks hold greater promise for delivering higher returns and doing so within a shorter time frame. If you are looking for an AI stock that is more promising than HLIT and that has 10,000% upside potential, check out our report about this cheapest AI stock.
Disclosure: None.
