CRL vs TMO
Charles River Laboratories (CRL) and Thermo Fisher Scientific (TMO) compared side by side. Thermo Fisher Scientific (TMO) is larger, with a market cap of $249.1B versus $16.6B for Charles River Laboratories, about 15.0 times the size. CRL returned +80.9% over the past year including dividends, versus +18.2% for TMO, through October 23, 2026..
Head to head
| Metric | CRL | TMO |
|---|---|---|
| Market cap | $16.6B | $249.1B |
| P/E (TTM) | — | 35.5x |
| Forward P/E | 27.1x | 24.3x |
| Revenue (TTM) | $4.0B | $47.4B |
| Revenue growth | -2.7% | 9.1% |
| Gross margin | 34.6% | 41.2% |
| Operating margin | 15.1% | 20.2% |
| Free cash flow | $370.6M | $7.3B |
| Dividend yield | None | 0.28% |
| 1-year return | +80.9% | +18.2% |
| 5-year return (annual) | -3.9% | +2.2% |
| Max drawdown | -78% | -71% |
| FI Handbook grade | C- | C+ |
Highlighted: the stronger figure on metrics where higher or lower is clearly better.
Growth of $10,000 (5 years, price only)
CRL vs TMO FAQ
Which is bigger, CRL or TMO?
Thermo Fisher Scientific (TMO) is larger, with a market cap of $249.1B versus $16.6B for Charles River Laboratories, about 15.0 times the size.
Which stock performed better over the past year, CRL or TMO?
CRL returned +80.9% over the past year including dividends, versus +18.2% for TMO, through October 23, 2026.
Which pays a higher dividend, CRL or TMO?
TMO yields 0.28%; CRL does not pay a dividend.
Full pages: Charles River Laboratories · Thermo Fisher Scientific