The short version

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

  • Packaging Corp of America is the larger company, worth $19.5B, close to Amcor's $18.1B.
  • Amcor grew revenue faster over the last year (+25.9% vs +14.7%).
  • Packaging Corp of America keeps more of each dollar of revenue as operating profit (10.9% vs 8.1%).
  • On earnings, Packaging Corp of America is the cheaper stock (26.9x vs 31.6x).
  • Packaging Corp of America's price assumes faster free cash flow growth: about 9% a year, against 1% for Amcor (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.

MeasureAMCRPKG
Market cap$18.1B$19.5B
Share price$41.72$227.25
Revenue (last fiscal year)$23.5B$9.0B
Free cash flow (last fiscal year)$1.2B$729M
Revenue growth, last year+25.9%+14.7%
Revenue growth per year, last 5 fiscal years+12.8%+3.8%
Operating margin8.1%10.9%
Net margin4.7%7.2%
Return on equity9.4%14.8%
P/E (trailing)31.6x26.9x
Price / free cash flow22.3x26.8x
EV / EBITDA11.8x13.9x
FCF growth the price implies0.99%8.8%
Dividend yield6.3%2.3%
Debt / equity2.15x1.36x
Fundamental gradeCD
Superinvestors holding it30
Insider purchases, last 12 months88

Results from SEC filings

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

Amcor

YearRevenueFree cash flowOp. margin
2022$14.5B$999M8.5%
2023$14.7B$735M10.3%
2024$13.6B$829M8.9%
2025$15.0B$810M6.7%
2026$23.5B$1.2B8.1%

Packaging Corp of America

YearRevenueFree cash flowOp. margin
2021$7.7B$489M16.1%
2022$8.5B$671M16.8%
2023$7.8B$845M13.8%
2024$8.4B$522M13.1%
2025$9.0B$729M12.3%

Where the revenue comes from

Amcor · by segments, 2026

Global Flexible Packaging Solutions$12.8B55%
Global Rigid Packaging Solutions$10.7B45%

Packaging Corp of America · by segments, 2025

Packaging$8.3B91%
Paper$615M7%
Corporate and Other$234M3%
Compare them in fullFifteen years of statements, quarterly results, DCF and IRR models, and any number of peers side by side.
Open AMCR in Investingly

Questions

Which is bigger, Amcor or Packaging Corp of America?

Packaging Corp of America (PKG), at $19.5B against $18.1B.

Is AMCR or PKG cheaper?

By trailing P/E, Packaging Corp of America (26.9x) is cheaper than Amcor (31.6x). A lower multiple can also mean the market expects less growth.

Which grows faster, AMCR or PKG?

Amcor: revenue grew +25.9% over the last year, against +14.7%.

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