IQV vs TMO
IQVIA (IQV) and Thermo Fisher Scientific (TMO) compared side by side. Thermo Fisher Scientific (TMO) is larger, with a market cap of $249.1B versus $46.0B for IQVIA, about 5.4 times the size. On trailing earnings, IQV is cheaper at 34.7x versus 35.5x for TMO.
Head to head
| Metric | IQV | TMO |
|---|---|---|
| Market cap | $46.0B | $249.1B |
| P/E (TTM) | 34.7x | 35.5x |
| Forward P/E | 19.4x | 24.3x |
| Revenue (TTM) | — | $47.4B |
| Revenue growth | — | 9.1% |
| Gross margin | — | 41.2% |
| Operating margin | — | 20.2% |
| Free cash flow | $2.2B | $7.3B |
| Dividend yield | None | 0.28% |
| 1-year return | +27.0% | +18.2% |
| 5-year return (annual) | +1.7% | +2.2% |
| Max drawdown | -52% | -71% |
| FI Handbook grade | B+ | C+ |
Highlighted: the stronger figure on metrics where higher or lower is clearly better.
Growth of $10,000 (5 years, price only)
IQV vs TMO FAQ
Which is bigger, IQV or TMO?
Thermo Fisher Scientific (TMO) is larger, with a market cap of $249.1B versus $46.0B for IQVIA, about 5.4 times the size.
Is IQV or TMO cheaper?
On trailing earnings, IQV is cheaper at 34.7x versus 35.5x for TMO. A lower P/E can reflect slower expected growth, so compare growth and margins too.
Which stock performed better over the past year, IQV or TMO?
IQV returned +27.0% over the past year including dividends, versus +18.2% for TMO, through October 23, 2026.
Which pays a higher dividend, IQV or TMO?
TMO yields 0.28%; IQV does not pay a dividend.
Full pages: IQVIA · Thermo Fisher Scientific