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Fastenal Company vs Mueller Industries: Which Stock Looks Stronger in 2026?

Mueller Industries holds the cleaner structural position, with the lead spread across valuation and growth. Fastenal Company does not offset that deficit through any equally strong structural edge elsewhere. On the market side, Mueller Industries is in better shape — its trend is intact while Fastenal Company's trend has broken down. That puts structure and market broadly in agreement — Mueller Industries's lead looks more confirmed than conflicted.

The comparison is based on similar long-term financial trajectories, not sector labels. Both peer scores are relative to the Russell 1000 universe, making them directly comparable.

Updated 2026-05-17

This is not just a one-metric split: both valuation and growth materially support the lead. The overall score gap is 18 points in favour of Mueller Industries, Inc..

Trajectory Similarity
0.78
Similar
Peer-set rank: #32
within Fastenal Company's functional peer set

This comparison is anchored in long-term financial trajectory similarity within the selected peer universe.

This level of similarity signals a strong structural match, even though some dimensions still separate the two companies.

The strongest overlap appears in margin consistency and investment intensity.

Similarity drivers
margin consistencyinvestment 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
FAST
Fastenal Company
66
Peer-Score
Signal qualitylow
Peer basis: Russell 1000
vs
MLI
Mueller Industries, Inc.
84
Peer-Score
Signal qualitylow
Peer basis: Russell 1000

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

Pricing and operating quality both support the lead here.

Dimension spread: FAST vs MLI Profitability 84 92 Stability 66 57 Valuation 45 87 Growth 69 97 FAST MLI
Gap Ranking
#1 Valuation +42
#2 Growth +28
#3 Stability +9
#4 Profitability +8
Price Setup

Left means cheaper relative valuation. Higher means stronger structure.

Price setup map for FAST and MLI Stronger + cheaper Stronger + richer Weaker + cheaper Weaker + richer FASTMLI Relative valuation Structural strength

Mueller Industries, Inc. looks stronger both structurally and on relative valuation.

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

Entry today — historical context

Where FAST and MLI each sit in their own 5-year price and valuation history.

BASED ON 5-YEAR HISTORY FAST Elevated · above norm 0th 50th 100th 10 pct gap MLI Elevated · above norm 0th 50th 100th 89th 99th
FAST (89th percentile) and MLI (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
Valuation
Both rank well on valuation, but Mueller Industries, Inc. still holds a clear edge.
Growth
On growth, the same pattern holds: both rank well, but Mueller Industries, Inc. still sits higher.
Valuation — Dominant Gap
FAST
45
MLI
87
Gap+42in favour of MLI

The multiple-based pricing edge comes from a forward P/E that is 16 turns lower.

What else supports the lead

Earnings growth is one contributing factor within the growth lead.

What this means for the comparison

The lead is built on both valuation and growth, making it broader than a single-dimension result.

Explore full peer positioning in AssetNext

Break down the FAST vs MLI comparison across all dimensions with the full interactive tool.

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Similar valuation-and-growth comparisons

Explore how FAST and MLI 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.