Is ANET a good stock to buy? We came across a bullish thesis on Arista Networks, Inc. on William’s Substack by William Fleming-Daniels. In this article, we will summarize the bulls’ thesis on ANET. Arista Networks, Inc.’s share was trading at $172.86 as of April 21st. ANET’s trailing and forward P/E were 62.86 and 48.78 respectively according to Yahoo Finance.
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Arista Networks (ANET) is positioned as a key infrastructure beneficiary of the global AI buildout, providing high-performance Ethernet switching and its EOS software platform that enables the connectivity backbone of modern data centers and AI training clusters. The company has evolved into one of the most profitable technology businesses globally, generating over $9 billion in FY2025 revenue and producing more than $1 billion in quarterly net income in Q4 2025, with operating margins near 48% and net margins above 40%, reflecting exceptional scalability and capital efficiency.
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Its growth is driven by deep relationships with hyperscale customers including Microsoft, Meta, Amazon, and Google, which collectively account for a large share of revenue and are accelerating AI infrastructure spending, with 2026 capex commitments exceeding $500 billion combined, directly fueling demand for Arista’s 800G and upcoming 1.6T switching platforms.
Arista’s AI networking segment has scaled rapidly from near zero to $1.5 billion in 2025 and is expected to reach $2.75 billion in 2026, while overall revenue is projected to compound from $11.25 billion in 2026 toward $15–18 billion by 2028 in bullish scenarios. The company benefits from a structurally advantaged business model, including spine-leaf architecture leadership, EOS software stickiness, and an open Ethernet strategy that strengthens its competitive positioning against Cisco in enterprise networking and Nvidia’s integrated Spectrum-X approach in AI systems.
Despite risks such as customer concentration and potential Nvidia-driven vertical integration, Arista’s execution track record, zero-debt balance sheet, and $10.7 billion cash position support long-term durability. Free cash flow conversion above 50% further reinforces its compounding profile.
At current levels near $143, the stock reflects fair to slightly rich valuation at roughly 42x forward earnings. However, in a continued AI supercycle, EPS could reach $5–6 by 2028, supporting a target range of $175 in the base-to-bull case and up to $220 in an extended upside scenario. Attractive accumulation zones are identified at $115–125, with stronger conviction buying below $105, positioning Arista as a high-quality compounder best purchased on meaningful pullbacks.
Previously, we covered a bullish thesis on Arista Networks Inc (ANET) by Charly AI in April 2025, which highlighted AI/cloud networking demand, strong margins, fortress balance sheet, and near-term volatility from macro and customer issues. ANET’s stock price has appreciated by approximately 148.71% since our coverage. William Fleming-Daniels shares a similar view but emphasizes stronger AI supercycle-driven growth, hyperscaler capex acceleration, and higher long-term valuation upside.
Arista Networks, Inc. is not on our list of the 40 Most Popular Stocks Among Hedge Funds. As per our database, 91 hedge fund portfolios held ANET at the end of the fourth quarter which was 92 in the previous quarter. While we acknowledge the risk and potential of ANET 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 ANET and that has 10,000% upside potential, check out our report about this cheapest AI stock.
Disclosure: None.
