Micronvs.ON Semiconductor
MU vs ON · both in Chips & accelerators, part of the AI & digital infrastructure value chain: Designs and builds the processors, accelerators and memory that train and run AI.
Micron is about 38× larger than ON Semiconductor by market cap; Micron trades at the lower P/E (14.2 vs 50.0); year to date, Micron leads (+281.2% vs +52.4%).
Side by side
| MU | ON | |
|---|---|---|
| Market cap | $1.2T | $31.5B |
| Price | $1,035.84 | $79.41 |
| Today | −4.8% | −3.8% |
| Return YTD | +281.2% | +52.4% |
| Return 1Y | +485.9% | +71.3% |
| Since June 26, 2026 | −8.5% | −12.4% |
| P/E | 14.2 | 50.0 |
| P/S | 9.0 | 5.1 |
| P/B | 8.7 | 4.4 |
Data as of 2026-10-08 · updates daily after U.S. close
Since June 26, 2026: the change in the closing price, from the daily closes Sectivia records itself since that date.
The two companies
MicronMU
America's only large memory manufacturer, third in HBM, selling DRAM and NAND broadly into data centres.
Full MU profile →ON SemiconductorON
Electric cars and factory automation are the end markets for its silicon carbide power semiconductors and image sensors.
Full ON profile →More MU & ON comparisons
Other head-to-heads in the Chips & accelerators segment.