The short version

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

  • West Pharmaceutical Services is the larger company, worth $26.0B, about 1.7 times Solventum.
  • West Pharmaceutical Services grew revenue faster over the last year (+13.8% vs +2.2%).
  • Solventum keeps more of each dollar of revenue as operating profit (25.0% vs 20.4%).
  • On earnings, Solventum is the cheaper stock (10.9x vs 49.2x).

Side by side

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

MeasureSOLVWST
Market cap$15.5B$26.0B
Share price$87.29$366.00
Revenue (last fiscal year)$8.3B$3.1B
Free cash flow (last fiscal year)-$10M$469M
Revenue growth, last year+2.2%+13.8%
Revenue growth per year, last 5 fiscal years+0.8%+2.1%
Operating margin25.0%20.4%
Net margin17.3%17.0%
Return on equity29.9%18.9%
P/E (trailing)10.9x49.2x
Price / free cash flow—55.4x
EV / EBITDA9.17x31.1x
FCF growth the price implies—18.4%
Dividend yield—0.23%
Debt / equity1.97x0.36x
Fundamental gradeCC
Superinvestors holding it63
Insider purchases, last 12 months12

Results from SEC filings

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

Solventum

YearRevenueFree cash flowOp. margin
2022$8.1B$1.4B20.8%
2023$8.2B$1.6B20.6%
2024$8.3B$805M12.6%
2025$8.3B-$10M26.2%

West Pharmaceutical Services

YearRevenueFree cash flowOp. margin
2021$2.8B$331M26.6%
2022$2.9B$439M25.4%
2023$2.9B$414M22.9%
2024$2.9B$276M19.7%
2025$3.1B$469M19.0%

Where the revenue comes from

Solventum · by segments, 2025

MedSurg$4.8B60%
Health Information Systems$1.4B17%
Dental Solutions$1.3B17%
Purification and Filtration$497M6%

West Pharmaceutical Services · by segments, 2025

Proprietary Products$2.5B81%
Contract-Manufactured Products$582M19%
Compare them in fullFifteen years of statements, quarterly results, DCF and IRR models, and any number of peers side by side.
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Questions

Which is bigger, Solventum or West Pharmaceutical Services?

West Pharmaceutical Services (WST), at $26.0B against $15.5B.

Is SOLV or WST cheaper?

By trailing P/E, Solventum (10.9x) is cheaper than West Pharmaceutical Services (49.2x). A lower multiple can also mean the market expects less growth.

Which grows faster, SOLV or WST?

West Pharmaceutical Services: revenue grew +13.8% over the last year, against +2.2%.

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