Illumina, Inc. vs Williams Companies Inc — how do they compare? Illumina, Inc. trades at $190.97 (market cap $29.12B), while Williams Companies Inc trades at $73.7 (market cap $88.45B). The key difference: Williams Companies Inc is far larger — about 3× Illumina, Inc.'s market cap, and Williams Companies Inc pays a 2.9% dividend while Illumina, Inc. pays none. Which is the better fit depends on your goals.
| ILMN | WMB | |
|---|---|---|
Market Cap | $29.12B | $88.45B |
Sector | Health | Energy |
52-Week High | $205.10 | $79.40 |
52-Week Low | $91.00 | $56.51 |
Enterprise Value | $30.48B | $119.07B |
Dividend Yield | — | 2.9% |
Signals from Pluang's Aura AI — not financial advice
Illumina (ILMN) trades at $191.79, up 2.04% today, with a neutral technical signal and strong fundamental recovery. The stock shows bullish moving averages but faces resistance near $194. Recent earnings beats and a return to profitability in 2025, with $850M net income, highlight operational turnaround. Revenue remains stable around $4.3B, supported by robust gross margins of 66.38%.
Outlook is positive with analyst consensus Buy rating and $201.58 price target, though high P/E of 35.98 poses valuation risk. Key opportunities include sequencing demand and AI partnerships, while risks involve debt levels and competitive pressures. Institutional activity is mixed, with some funds increasing stakes amid earnings momentum.
WMB trades at $73.72, up 2.6% today, with a bullish technical signal and strong analyst support. The company reported mixed quarterly earnings but raised full-year EBITDA guidance to $8.4 billion following its $5.5 billion acquisition of Momentum Midstream, enhancing its Gulf Coast footprint. Fundamentals show robust profitability with a 25.18% net income margin and 24.02% ROE, though valuation multiples like a P/E of 28.81 appear elevated.
The outlook is positive, driven by growth initiatives and stable cash flows, but risks include execution of the large acquisition and sensitivity to energy demand. With a consensus price target of $87.14 implying 18% upside, the stock offers growth potential tempered by integration challenges and debt levels.
Trailing returns across standard periods
Illumina provides tools and services to analyze genetic material with life science and clinical lab applications. The company generates over 90% of its revenue from sequencing instruments, consumables, and services. Illumina's high-throughput technology enables whole genome sequencing in humans and other large organisms. Its lower throughput tools enable applications that require smaller data outputs, such as viral and cancer tumor screening. Illumina also sells microarrays (less than 10% of sales) that enable lower-cost, focused genetic screening with primarily consumer and agricultural applications.
Read more on ILMN →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 →