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Arista Networks is a premier hyper-growth compounder in data center networking, benefiting significantly from cloud computing expansion and AI infrastructure tailwinds. Its software-driven EOS model drives industry-leading margins and robust revenue growth. Anchored heavily on forward earnings (60% weight) to capture near-term momentum, our composite fair value lands tightly at $184.49, implying substantial 30% upside. Elite ROIC and robust structural demand perfectly justify the aggressive valuation architecture. Fair value range: low $104, high $276, with mid-point at $184.
Stock analysis

ANET Arista Networks Inc. fair value $184–$276

ANET
By StockMarketAgent.AI team· supervised by
Analyzed: 2026-05-09Next update: 2026-08-09Methodology v2.4Archetype: Hyper-growthNYSE · Information Technology
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Last price
$141.77
▲ +42.72 (+30.13%)
Fair value
$184
$184–$276
Rating
Strong Buy
confidence 88/100
Upside
+30.1%
upside to fair value
Margin of Safety
$156.82
buy below · 15%
Market Cap
$178.5B
P/E fwd 32.0

§1 Executive summary

  • Composite fair value of $184.49 implies ~30% upside from current levels.
  • Primary valuation anchored securely on forward earnings to capture explicit AI momentum.
  • Operating margins logically normalized to 40.0% to build downside protection.
  • Customer concentration and InfiniBand substitution act as the primary risk vectors.
Fair value
$184
Margin of safety
+23.2%
Confidence
88/100
Moat
9/10

Educational analysis only — not financial advice. Always do your own due diligence.

$141.77Price
FV $184.49
High $275.61

Arista Networks is a premier hyper-growth compounder in data center networking, benefiting significantly from cloud computing expansion and AI infrastructure tailwinds. Its software-driven EOS model drives industry-leading margins and robust revenue growthRevenue growthYear-over-year change in revenue, expressed as a percentage. The starting point for any forward-earnings model and the lens through which scale, mix, and pricing power become visible.. Anchored heavily on forward earnings (60% weight) to capture near-term momentum, our compositeComposite fair valueThe weighted blend of all valuation methods used for a ticker. Weights vary by archetype — financials lean on residual income; cyclicals on through-cycle multiples. fair valueFair valueOur composite estimate of intrinsic per-share value, blended across DCF, exit-multiple, and reverse-DCF methods. Reported as a low/mid/high range to capture model uncertainty. lands tightly at $184.49, implying substantial 30% upside. Elite ROICROICReturn on invested capital. Operating profit (after tax) divided by invested capital. The single best gauge of capital-efficiency. Spread over WACC = economic value created. and robust structural demand perfectly justify the aggressive valuation architecture.

  • Extensible Operating System (EOS) platform
    Extensible Operating System (EOS) platform stickiness
  • Merchant silicon cost advantages driving
    Merchant silicon cost advantages driving elite margins
  • Cycle upside
    Generative AI infrastructure build-outs and massive cloud transitions drive an unprecedented supercycle for high-throughput Ethernet (400G/800G) interconnects.

§2 Bear case

A severe margin compression scenario combined with delayed 800G Ethernet upgrade cycles would critically challenge the 30x terminal multipleTerminal multipleThe exit P/E or EV/EBITDA we apply to the final year of an explicit forecast. Anchored to the business's long-run quality and the prevailing risk-free rate.. If AI networking adoption drastically lags and InfiniBand decisively wins the backend interconnect war, Arista's hyper-growth trajectory violently decelerates.

Ways this thesis can break

InfiniBand Dominance

· Medium

Hyperscalers standardize exclusively on InfiniBand for backend AI networking, structurally capping high-margin Ethernet switch demand.

FV impact
-45%
Trigger
12-24 months

Hyperscaler Capex Contraction

· Low

The top two cloud customers abruptly pause buildouts, resulting in severe revenue lumpiness and downward earnings revisions.

FV impact
-30%
Trigger
6-12 months

Commoditization Collapse

· Medium

White-box networking and aggressive legacy discounting force EOS pricing power erosion, compressing margins permanently below 35%.

FV impact
-25%
Trigger
24-36 months
Early-warning signals to monitor
MetricCurrentTrigger threshold
Sequential decline in revenue from top hyperscaler accounts.MonitorDeterioration versus the report thesis
Operating margins breaking structurally below the 40% threshold.MonitorDeterioration versus the report thesis
Spiking inventory days suggesting stalled 800G upgrades.MonitorDeterioration versus the report thesis
Nvidia InfiniBand attach rates accelerating in tier-2 clouds.MonitorDeterioration versus the report thesis
Management guiding down terminal software subscription renewals.MonitorDeterioration versus the report thesis

§3 Financial history

Income statement — last six periods
Line itemT−0T−1T−2T−3T−4CAGR
Period2021-12-312022-12-312023-12-312024-12-312025-12-31Trend
Revenue$2.95B$4.38B$5.86B$7.00B+24.1%
Gross profit$1.88B$2.68B$3.63B$4.49B+24.3%
Operating income$924.7M$1.53B$2.26B$2.94B+33.6%
Net income$840.9M$1.35B$2.09B$2.85B+35.7%
EPS (diluted)$1.07$1.65$2.23$2.75+26.7%
EBITDA$975.1M$1.59B$2.33B$3.01B+32.5%
R&D$586.8M$728.4M$854.9M$996.7M+14.2%
SG&A$369.3M$420.2M$518.1M$550.0M+10.5%

Quality scores

Piotroski F-score
4 / 9
0–9 quality composite
Altman Z-score
29.18
Bankruptcy risk (>3 safe)
OCF / Net income
1.3×
>1 indicates high earnings quality
Accounting quality gate
Pass
Sector-adjusted gate
ROIC
23.2%
Return on invested capital
§3

Numbers analysis

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Read the full analysis — 11 more sections.

Competitive moat, industry cycle, peer comparison, intrinsic valuation, sensitivity, scenarios, earnings decision tree, position management, investor perspectives, scorecard, and final recommendation.

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FAQ

ANET — frequently asked questions

  1. Based on our latest analysis, ANET looks meaningfully undervalued. The current price is $142 versus a composite fair-value midpoint of $184 (range $104–$276), which implies roughly 30.1% upside to the midpoint.
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