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 5.2× larger than Seagate by market cap; Micron trades at the lower P/E (21.5 vs 65.6); year to date, Micron leads (+219.0% vs +188.6%).
Side by side
| MU | STX | |
|---|---|---|
| Market cap | $1.1T | $209B |
| Price | $932.97 | $821.67 |
| Today | +2.5% | +3.4% |
| Return YTD | +219.0% | +188.6% |
| Return 1Y | +673.6% | +399.1% |
| P/E | 21.5 | 65.6 |
| P/S | 12.0 | 17.1 |
| P/B | 10.8 | 96.4 |
Data as of 2026-08-26 · updates daily after U.S. close
The two companies
MicronMU
America's only large memory manufacturer, third in HBM, selling DRAM and NAND broadly into data centres.
Full MU profile →SeagateSTX
No one ships more hard drives. The HAMR-based Mozaic platform lifts capacity per drive sharply as cloud and AI data pile up.
Full STX profile →More MU & STX comparisons
Other head-to-heads in the Chips & accelerators segment.
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 →