Stock comparison
AEHR vs COHR
AEHRUS
Aehr Test Systems
- Last close
- $101.73
- Market cap
- $3.3B
- Sector
- Information Technology
- 30d return
- +40.1%
- 90d return
- +36.8%
- 252d return
- -
COHRUS
Coherent Corp.
- Last close
- $289.52
- Market cap
- $56.7B
- Sector
- Information Technology
- 30d return
- -10.8%
- 90d return
- -7.6%
- 252d return
- -
Shared context
Themes
Want the full picture? AEHR stock page · COHR stock page · full correlation matrix
Data refreshes daily. Last close 2026-08-21.