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Atmos Energy vs CMS Energy: Which Stock Looks Stronger in 2026?

The structural profiles are close, with CMS Energy carrying a narrow edge on growth. Atmos Energy still has the edge on stability, which keeps the comparison from looking entirely one-sided. The market setup is currently leaning toward Atmos Energy, which does not confirm the structural lead. That leaves a split case: the structural lead stays with CMS Energy, but the market is not currently confirming it.

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

The comparison is mainly decided in growth, with the rest of the profile carrying less weight.

Trajectory Similarity
0.82
Similar
Peer-set rank: #7
within Atmos Energy Corporation's functional peer set

These two companies are linked by measured long-term financial trajectory similarity within the selected peer universe.

The pair sits on a clearly comparable long-term path, though it is not a near-twin match.

The strongest overlap appears in capital structure and revenue growth trajectory.

Similarity drivers
capital structurerevenue growth trajectory
What reduces the match
investment intensity
How to read the score
0.85–1.00 · Very similar0.70–0.84 · Similar0.55–0.69 · Moderately similarbelow 0.55 · Loose match
Peer-Relative Score
ATO
Atmos Energy Corporation
55
Peer-Score
Signal qualitylow
Peer basis: S&P 500
vs
CMS
CMS Energy Corporation
59
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 growth.

Dimension spread: ATO vs CMS Profitability 40 38 Stability 70 57 Valuation 66 72 Growth 47 71 ATO CMS
Gap Ranking
#1 Growth +24
#2 Stability +13
#3 Valuation +6
#4 Profitability +2
Price Setup

Left means cheaper relative valuation. Higher means stronger structure.

Price setup map for ATO and CMS Stronger + cheaper Stronger + richer Weaker + cheaper Weaker + richer ATOCMS Relative valuation Structural strength

The structural gap is limited here, but current pricing still leans against Atmos Energy Corporation.

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

Entry today — historical context

Where ATO and CMS each sit in their own 5-year price and valuation history.

BASED ON 5-YEAR HISTORY ATO Elevated · above norm 0th 50th 100th 4 pct gap CMS Elevated · near norm 0th 50th 100th 95th 91st
ATO (95th percentile) and CMS (91st 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
Growth
Both profiles are strong on growth, but CMS Energy Corporation leads clearly.
Stability
On stability, the same pattern holds: both rank well, but Atmos Energy Corporation still sits higher.
Growth — Dominant Gap
ATO
47
CMS
71
Gap+24in favour of CMS

The clearest distance comes from a stronger growth profile.

What keeps the gap from being one-sided

Stability still leans toward Atmos Energy Corporation, so the lead is real without reading as one-way.

What this means for the comparison

Growth is the clearest driver of the lead, with stability adding further support — though stability still provides a real counterweight.

Explore full peer positioning in AssetNext

Break down the ATO vs CMS comparison across all dimensions with the full interactive tool.

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Similar growth-and-stability comparisons

Explore how ATO and CMS 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.