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STMicroelectronics N.V. vs Siltronic: Which Stock Looks Stronger in 2026?

Structurally, STMicroelectronics and Siltronic are closely matched — neither holds a meaningful edge overall. Siltronic still has the edge on 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. Peer scores are normalised within each company's primary universe (STMMI.MI: STOXX 600, WAF.DE: HDAX).

Updated 2026-05-17

On valuation, the clearer edge sits with Siltronic AG, while the broader score remains level.

INDUSTRY COMPARISON

Both operate in: Semiconductors

This comparison is based on industry proximity, not on functional trajectory similarity. STMMI.MI and WAF.DE share the same industry classification.

For a similarity-based comparison, see how STMicroelectronics and Siltronic each position within their functional peer groups in AssetNext.

Peer-Relative Score
STMMI.MI
STMicroelectronics N.V.
23
Peer-Score
Signal qualitylow
Peer basis: STOXX 600
vs
WAF.DE
Siltronic AG
23
Peer-Score
Signal qualitylow
Peer basis: HDAX

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

Pricing shapes this comparison more than a broad operating gap.

Dimension spread: STMMI.MI vs WAF.DE Profitability 14 8 Stability 39 24 Valuation 8 30 Growth 42 36 STMMI.MI WAF.DE
Gap Ranking
#1 Valuation +22
#2 Stability +15
#3 Growth +6
#4 Profitability +6
Price Setup

Left means cheaper relative valuation. Higher means stronger structure.

Price setup map for STMMI.MI and WAF.DE Stronger + cheaper Stronger + richer Weaker + cheaper Weaker + richer STMMI.MIWAF.DE Relative valuation Structural strength

STMicroelectronics N.V. still looks stronger overall, though current pricing looks more supportive for Siltronic AG.

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

Entry today — historical context

Where STMMI.MI and WAF.DE each sit in their own 5-year price and valuation history.

BASED ON 5-YEAR HISTORY STMMI.MI Elevated · above norm 0th 50th 100th 18 pct gap WAF.DE Elevated · above norm 0th 50th 100th 99th 81st
Today WAF.DE sits in the upper portion of its own 5-year history (81st percentile), while STMMI.MI sits higher in its own history (99th). Within each stock's own 5-year context, WAF.DE is at a historically more favourable entry position than STMMI.MI. This reflects entry timing, not which company is structurally stronger — peer-relative analysis is a separate question addressed above.

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

Relative Position vs Comparable Companies
Valuation
Neither side looks especially strong on valuation, though Siltronic AG still ranks somewhat higher.
Stability
Neither side looks especially strong on stability, though STMicroelectronics N.V. still ranks somewhat higher.
Valuation — Dominant Gap
STMMI.MI
8
WAF.DE
30
Gap+22in favour of WAF.DE

The main spread comes from a meaningfully cheaper peer-relative valuation.

What keeps the gap from being one-sided

Stability is the one area where Siltronic AG still pushes back materially — it is the steadier name on this dimension, which keeps the result from reading as one-way.

What this means for the comparison

Valuation provides the clearer read here, while the broader score remains level.

Explore full peer positioning in AssetNext

Break down the STMMI.MI vs WAF.DE comparison across all dimensions with the full interactive tool.

Explore full breakdown →
Other comparisons with conflicting dimension signals

Explore how STMMI.MI and WAF.DE 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.