Tech companies ranked by r&d as % of revenue
Which tech companies spend the largest share of revenue on R&D?
Arm leads with 56.4% (FY2026)
Method and sources
Research and development expense. Latest fiscal year per company (FY2025, FY2026); fiscal years end on different dates, so years are not calendar-aligned.
A ratio of two values in the same filing currency, so companies are comparable regardless of currency.
Not ranked: Amazon, Cerebras, Flex, Monolithic Power, onsemi, Take-Two, Teradyne, Western Digital (no SEC value for the latest fiscal year in the data).
Equal rounded values share a rank (marked “=”).
Derived = calculated by Hollsteen from reported SEC values; reported = as tagged in the filing. Each row links to the filing. SEC filings only, no market data.
All 92 companies
More rankings: Revenue · Net income · Free cash flow · Gross margin · Operating margin · Net margin · 3-year revenue growth · R&D spending · Stock-based compensation as % of revenue · Share buybacks