Home Compare ERF.PA vs WST
Stock Comparison · Structural lead, mixed market

Eurofins Scientific vs West Pharmaceutical Services: Which Stock Looks Stronger in 2026?

West Pharmaceutical Services holds the cleaner structural position, with profitability as the main driver and growth adding further support. Eurofins Scientific SE still leads on valuation and stability, which keeps the comparison from looking entirely one-sided. On the market side, West Pharmaceutical Services is in better shape — its trend is intact while Eurofins Scientific SE's trend has broken down. That puts structure and market broadly in agreement — West Pharmaceutical Services's lead looks more confirmed than conflicted.

The comparison is based on similar long-term financial trajectories, not sector labels. Peer scores are normalised within each company's primary universe (ERF.PA: STOXX 600, WST: Russell 1000).

Updated 2026-05-17

The clearest separation starts in profitability, with growth adding a second layer of support.

Trajectory Similarity
0.73
Similar
Peer-set rank: #9
within Eurofins Scientific SE's functional peer set

These two companies are linked by measured 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.

Most of the shared profile comes through revenue growth trajectory and capital structure.

Similarity drivers
revenue growth trajectorycapital structure
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
ERF.PA
Eurofins Scientific SE
55
Peer-Score
Signal qualitylow
Peer basis: STOXX 600
vs
WST
West Pharmaceutical Services, Inc.
62
Peer-Score
Signal qualitylow
Peer basis: Russell 1000

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

The largest gaps do not all point in the same direction.

Dimension spread: ERF.PA vs WST Profitability 40 71 Stability 51 37 Valuation 60 50 Growth 73 91 ERF.PA WST
Gap Ranking
#1 Profitability +31
#2 Growth +18
#3 Stability +14
#4 Valuation +10
Price Setup

Left means cheaper relative valuation. Higher means stronger structure.

Price setup map for ERF.PA and WST Stronger + cheaper Stronger + richer Weaker + cheaper Weaker + richer ERF.PAWST Relative valuation Structural strength

West Pharmaceutical Services, Inc. is cheaper, but Eurofins Scientific SE is still stronger.

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

Entry today — historical context

Where ERF.PA and WST each sit in their own 5-year price and valuation history.

BASED ON 5-YEAR HISTORY ERF.PA Neutral · near norm 0th 50th 100th 9 pct gap WST Neutral · above norm 0th 50th 100th 49th 40th
ERF.PA (49th percentile) and WST (40th percentile) both sit in the lower-middle 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
Both rank well on profitability, but West Pharmaceutical Services, Inc. still holds a clear edge.
Growth
On growth, the edge still sits with West Pharmaceutical Services, Inc., even though both profiles look solid.
Profitability — Dominant Gap
ERF.PA
40
WST
71
Gap+31in favour of WST

The profitability lead is mainly driven by a 8.4-point operating margin advantage.

What keeps the gap from being one-sided

Stability still leans toward Eurofins Scientific SE, so the lead is real without reading as one-way.

What this means for the comparison

Profitability is the clearest driver of the lead, with growth adding further support — though valuation still provides a real counterweight.

Explore full peer positioning in AssetNext

Break down the ERF.PA vs WST comparison across all dimensions with the full interactive tool.

Explore full breakdown →
Similar profitability-and-growth comparisons

Explore how ERF.PA and WST 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.