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Amkor Technology vs Rockwool A/S: Which Stock Looks Stronger in 2026?

Amkor Technology holds the cleaner structural position, with the lead spread across growth and profitability. Rockwool A/S does not offset that deficit through any equally strong structural edge elsewhere. On the market side, Amkor Technology is in better shape — its trend is intact while Rockwool A/S's trend has broken down. That puts structure and market broadly in agreement — Amkor Technology'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 (AMKR: Russell 1000, ROCK-B.CO: STOXX 600).

Updated 2026-08-16

The clearest separation starts in growth, with profitability adding a second layer of support. Amkor Technology, Inc. leads by 26 points on the overall comparison score.

Trajectory Similarity
0.70
Similar
Peer-set rank: #7
within Amkor Technology, Inc.'s functional peer set

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

A solid similarity means the pair shares a clearly comparable long-term financial profile, even if individual dimensions still differ.

The match is driven mainly by revenue growth trajectory and investment intensity.

Similarity drivers
revenue growth trajectoryinvestment 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
AMKR
Amkor Technology, Inc.
61
Peer-Score
Signal qualitylow
Peer basis: Russell 1000
vs
ROCK-B.CO
Rockwool A/S
35
Peer-Score
Signal qualitylow
Peer basis: STOXX 600

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

Score differences across key dimensions.

Dimension spread: AMKR vs ROCK-B.CO Profitability 55 14 Stability 24 30 Valuation 68 77 Growth 97 9 AMKR ROCK-B.CO
Gap Ranking
#1 Growth +88
#2 Profitability +41
#3 Valuation +9
#4 Stability +6
Price Setup

Left means cheaper relative valuation. Higher means stronger structure.

Price setup map for AMKR and ROCK-B.CO Stronger + cheaper Stronger + richer Weaker + cheaper Weaker + richer AMKRROCK-B.CO Relative valuation Structural strength

Amkor Technology, Inc. holds the stronger structural profile, but the price setup still leans toward Rockwool A/S.

Valuation position uses peer-relative PE percentile (idx_pct_pe) and Forward P/E where available.

Entry today — historical context

Where AMKR and ROCK-B.CO each sit in their own 5-year price and valuation history.

BASED ON 5-YEAR HISTORY AMKR Elevated · above norm 0th 50th 100th 30 pct gap ROCK-B.CO Neutral · below norm 0th 50th 100th 94th 64th
Today ROCK-B.CO sits in the upper-middle of its own 5-year history (64th percentile), while AMKR sits higher in its own history (94th). Within each stock's own 5-year context, ROCK-B.CO is at a historically more favourable entry position than AMKR. 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
Growth
Amkor Technology, Inc. ranks near the top of the group on growth; Rockwool A/S sits in the weaker half.
Profitability
Amkor Technology, Inc. sits in the stronger part of the group on profitability, while Rockwool A/S is closer to mid-pack.
Growth — Dominant Gap
AMKR
97
ROCK-B.CO
9
Gap+88in favour of AMKR

Revenue growth reinforces the category-level growth lead.

What keeps the gap from being one-sided

Absolute pricing still looks more supportive for Rockwool A/S, with a forward P/E that is 5.2 turns lower there.

What this means for the comparison

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

Explore full peer positioning in AssetNext

Break down the AMKR vs ROCK-B.CO comparison across all dimensions with the full interactive tool.

Explore full breakdown →
Similar growth-driven comparisons

Explore how AMKR and ROCK-B.CO 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.