Proto Labs, Inc. (PRLB)
57.34
-3.77
(-6.17%)
USD |
NYSE |
Mar 06, 16:00
57.34
0.00 (0.00%)
After-Hours: 20:00
Proto Labs R&D to Revenue (TTM)
R&D to Revenue (TTM) Chart
Sep '18
Jan '19
May '19
285.00
270.00
255.00
240.00
Historical Data
R&D to Revenue Definition
The Research & Development (R&D) Expense to Revenue ratio measures the percentage of sales that is allocated to R&D expenditures. It is not as effective when looking at companies in different industries because different industries place different values on R&D. Technology companies and pharmaceutical companies are more likely to have high R&D ratios.
R&D to Revenue (TTM) Range, Past 5 Years
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