ON Semiconductorvs.Seagate
ON vs STX · 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.
Seagate is about 5.4× larger than ON Semiconductor by market cap; ON Semiconductor trades at the lower P/E (65.6 vs 85.8); year to date, Seagate leads (+230.6% vs +77.2%).
Side by side
| ON | STX | |
|---|---|---|
| Market cap | $37.6B | $204B |
| Price | $95.96 | $910.34 |
| Today | −2.0% | +2.3% |
| Return YTD | +77.2% | +230.6% |
| Return 1Y | +61.2% | +530.0% |
| P/E | 65.6 | 85.8 |
| P/S | 6.2 | 18.5 |
| P/B | 5.2 | 186.4 |
Data as of 2026-07-11 · updates daily after U.S. close
The two companies
ON SemiconductorON
Power and sensor semiconductors for EVs, renewable energy and industrial automation.
Full ON profile →SeagateSTX
The world's largest hard drive manufacturer with new HAMR technology that significantly increases capacity — driven by cloud and AI data growth.
Full STX profile →More comparisons in Chips & accelerators
See where ON and STX sit in the full AI & digital infrastructure map — every segment from suppliers to end markets.Open the AI value chain →