The short version

From the latest prices and each company's SEC filings. Who's ahead on each measure, not which to buy.

  • Qnity Electronics is the larger company, worth $24.4B, about 2.1 times Amkor Technology.
  • Amkor Technology grew revenue faster over the last year (+27.5% vs +22.1%).
  • On earnings, Amkor Technology is the cheaper stock (26.6x vs 37.6x).
  • Amkor Technology's price assumes faster free cash flow growth: about 19% a year, against 8% for Qnity Electronics (reverse DCF).

Side by side

The stronger figure is shaded where higher (or, for valuation multiples, lower) reads as better. How the implied growth works.

MeasureAMKRQ
Market cap$11.5B$24.4B
Share price$49.12$126.60
Revenue (last fiscal year)$6.7B$4.8B
Free cash flow (last fiscal year)$191M$988M
Revenue growth, last year+27.5%+22.1%
Revenue growth per year, last 5 fiscal years+2.2%+8.5%
Operating margin7.6%—
Net margin6.2%11.4%
Return on equity9.6%8.2%
P/E (trailing)26.6x37.6x
Price / free cash flow60.1x24.7x
EV / EBITDA10.2x18.7x
FCF growth the price implies19.5%7.7%
Dividend yield0.70%0.12%
Debt / equity0.82x0.93x
Fundamental gradeCC
Superinvestors holding it38
Insider purchases, last 12 months42

Results from SEC filings

Revenue and free cash flow by fiscal year, from each company's 10-K filings.

Amkor Technology

YearRevenueFree cash flowOp. margin
2021$6.1B$342M12.4%
2022$7.1B$190M12.7%
2023$6.5B$521M7.2%
2024$6.3B$345M6.9%
2025$6.7B$191M7.0%

Qnity Electronics

YearRevenueFree cash flowOp. margin
2023$4.0B$651M—
2024$4.3B$861M—
2025$4.8B$988M—

Where the revenue comes from

Amkor Technology · by products, 2025

Advanced Products$5.6B83%
Mainstream Products$1.2B17%

Qnity Electronics · by segments, 2025

Semiconductor Technologies$2.6B56%
Interconnect Solutions$2.1B44%
Compare them in fullFifteen years of statements, quarterly results, DCF and IRR models, and any number of peers side by side.
Open AMKR in Investingly

Questions

Which is bigger, Amkor Technology or Qnity Electronics?

Qnity Electronics (Q), at $24.4B against $11.5B.

Is AMKR or Q cheaper?

By trailing P/E, Amkor Technology (26.6x) is cheaper than Qnity Electronics (37.6x). A lower multiple can also mean the market expects less growth.

Which grows faster, AMKR or Q?

Amkor Technology: revenue grew +27.5% over the last year, against +22.1%.

Prices and ratios as of the last daily update; statements from SEC filings. Information only, not investment advice.