Micronvs.Seagate
MU 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.
Micron is about 5.4× larger than Seagate by market cap; Micron trades at the lower P/E (21.9 vs 85.8); year to date, Micron leads (+243.1% vs +230.6%).
Side by side
| MU | STX | |
|---|---|---|
| Market cap | $1.1T | $204B |
| Price | $979.30 | $910.34 |
| Today | −1.2% | +2.3% |
| Return YTD | +243.1% | +230.6% |
| Return 1Y | +695.5% | +530.0% |
| P/E | 21.9 | 85.8 |
| P/S | 12.3 | 18.5 |
| P/B | 11.0 | 186.4 |
Data as of 2026-07-11 · updates daily after U.S. close
The two companies
MicronMU
The only large US memory manufacturer — number three in HBM and broadly exposed to DRAM and NAND for data centers.
Full MU 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 MU and STX sit in the full AI & digital infrastructure map — every segment from suppliers to end markets.Open the AI value chain →