Arm Holdings plc vs Williams Companies Inc — how do they compare? Arm Holdings plc trades at $270.97 (market cap $286.06B), while Williams Companies Inc trades at $72.66 (market cap $87.88B). The key difference: Arm Holdings plc is far larger — about 3.3× Williams Companies Inc's market cap, and Williams Companies Inc pays a 2.92% dividend while Arm Holdings plc pays none. Which is the better fit depends on your goals.
| ARM | WMB | |
|---|---|---|
Market Cap | $286.06B | $87.88B |
Sector | Technology | Energy |
52-Week High | $439.46 | $79.40 |
52-Week Low | $104.55 | $56.51 |
Enterprise Value | $282.64B | $118.51B |
Dividend Yield | — | 2.92% |
Signals from Pluang's Aura AI — not financial advice
ARM stock trades at $282.57, down 1.43% over 24 hours, with a bullish technical outlook supported by moving averages and key support at $272. The company reported strong earnings beats in recent quarters, with Q2 2026 EPS of $0.45 beating the $0.40 estimate. Revenue grew to $4.01B in 2025, with a net income margin of 20.25%, though valuation multiples remain elevated with a P/E of 273.32.
The outlook is positive due to AI-driven growth in licensing and royalties, with management targeting $25B revenue by FY31. However, risks include stretched valuation, smartphone market headwinds, and execution challenges. Analyst consensus is bullish with a $329.80 price target, suggesting 17% upside from current levels.
WMB trades at $70.4, down 1.9% on the day, amid a bearish technical signal. The company reported mixed Q2 2026 earnings, missing EPS estimates but raising full-year EBITDA guidance to $8.4 billion. Strong profitability is evident with a 25.18% net income margin and 24.02% ROE, though valuation ratios like P/E of 28.05 appear elevated. The recent $5.5 billion acquisition of Momentum Midstream aims to bolster growth in the Haynesville region.
Outlook remains positive with analyst consensus strongly bullish (79% buy ratings) and a $87.14 price target, implying significant upside. Risks include execution of the Momentum integration, volatile energy prices, and high debt levels. Cash flow stability from fee-based contracts supports the dividend, but net cash flow turned negative in 2026 forecasts.
Trailing returns across standard periods
Latest headlines on both assets
Arm Holdings designs the architecture for high-performance, energy-efficient processors used in nearly all smartphones and millions of other devices. Its intellectual property powers global computing from mobile to AI.
Read more on ARM →Williams is a midstream energy company that owns and operates the large Transco and Northwest pipeline systems and associated natural gas gathering, processing, and storage assets. In August 2018, the firm acquired the remaining 26% ownership of its limited partner, Williams Partners.
Read more on WMB →