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Kinder Morgan vs The Williams Companies: Which Stock Looks Stronger in 2026?

The structural profiles are close, with The Williams Companies carrying a narrow edge on profitability. Kinder Morgan still leads on growth and valuation, which keeps the comparison from looking entirely one-sided. The market setup is broadly comparable for both — no clear directional signal from price behavior. The market is not adding a decisive signal either way — the structural read carries the weight.

The comparison is based on similar long-term financial trajectories, not sector labels. Both peer scores are relative to the S&P 500 universe, making them directly comparable.

Updated 2026-05-17

Profitability still does most of the heavy lifting in this comparison.

INDUSTRY COMPARISON

Both operate in: Oil & Gas Midstream

This comparison is based on industry proximity, not on functional trajectory similarity. KMI and WMB share the same industry classification.

For a similarity-based comparison, see how Kinder Morgan and The Williams Companies each position within their functional peer groups in AssetNext.

Peer-Relative Score
KMI
Kinder Morgan, Inc.
55
Peer-Score
Signal qualitylow
Peer basis: S&P 500
vs
WMB
The Williams Companies, Inc.
60
Peer-Score
Signal qualitylow
Peer basis: S&P 500

Scores reflect position relative to comparable companies with similar long-term financial trajectories.

The clearest separation appears in profitability.

Dimension spread: KMI vs WMB Profitability 22 80 Stability 51 51 Valuation 69 45 Growth 87 61 KMI WMB
Gap Ranking
#1 Profitability +58
#2 Growth +26
#3 Valuation +24
#4 Stability
Price Setup

Left means cheaper relative valuation. Higher means stronger structure.

Price setup map for KMI and WMB Stronger + cheaper Stronger + richer Weaker + cheaper Weaker + richer KMIWMB Relative valuation Structural strength

The Williams Companies, Inc. occupies the cheaper side of the setup map, although Kinder Morgan, Inc. still holds the stronger structural profile.

Valuation position uses peer-relative PE percentile (idx_pct_pe) where available.

Entry today — historical context

Where KMI and WMB each sit in their own 5-year price and valuation history.

BASED ON 5-YEAR HISTORY KMI Elevated · above norm 0th 50th 100th 0 pct gap WMB Elevated · above norm 0th 50th 100th 99th 99th
KMI (99th percentile) and WMB (99th percentile) both sit in the upper portion of their own 5-year ranges. The historical entry context is broadly similar for both. This reflects entry timing, not which company is structurally stronger.

Describes historical entry positioning only. Descriptive — not investment advice.

Relative Position vs Comparable Companies
Profitability
The Williams Companies, Inc. ranks near the top of the group on profitability; Kinder Morgan, Inc. sits in the weaker half.
Growth
On growth, the edge is clear — both rank well, but Kinder Morgan, Inc. sits noticeably higher.
Profitability — Dominant Gap
KMI
22
WMB
80
Gap+58in favour of WMB

Return on equity adds support too, with a 9.1-point advantage.

What keeps the gap from being one-sided

A meaningful counterforce remains in growth, which keeps the comparison from looking completely one-sided.

What this means for the comparison

Profitability gives The Williams Companies, Inc. the clearer edge, even though growth and the price setup keep the overall picture from looking clean.

Explore full peer positioning in AssetNext

Break down the KMI vs WMB comparison across all dimensions with the full interactive tool.

Explore full breakdown →
Other comparisons with conflicting dimension signals

Explore how KMI and WMB each compare against other companies in their peer groups.

Rule-based, descriptive analysis only. Derived from peer percentile dimensions. Not investment advice. Peer groups are determined algorithmically based on structural similarity — not by sector classification alone.

How AssetNext Peer Scores Work

AssetNext scores reflect each company's structural position within its functional peer group — not a ranking against all stocks simultaneously. Peers are identified by similarity across eight financial dimensions, including revenue growth trajectory, margin structure, capital intensity, and earnings stability. A score of 75 means the company ranks in the top quartile within its own peer group, not the entire market.

Four dimension scores drive the overall peer score: Growth (revenue trajectory and expansion dynamics), Quality (margin structure and capital efficiency), Valuation (peer-relative pricing on standard multiples), and Stability (earnings consistency and financial predictability). Each dimension is scored 0–100 relative to the peer group, then combined into an overall peer score using equal weighting.

Because scores are peer-relative, the same company can have slightly different scores in different index universes. On comparison pages, both companies are shown within their shared peer universe wherever possible — so the scores are directly comparable. The peer basis is stated on each score card.

Scores are recalculated periodically as underlying financial data is updated. All analysis is descriptive and rule-based — AssetNext describes structural realities and never issues buy, sell or hold recommendations.