Stock comparison
AEHR vs COHR
AEHRUS
Aehr Test Systems
- Last close
- $66.94
- Market cap
- $2.1B
- Sector
- Information Technology
- 30d return
- -27.2%
- 90d return
- +61.4%
- 252d return
- -
COHRUS
Coherent Corp.
- Last close
- $314.13
- Market cap
- $61.5B
- Sector
- Information Technology
- 30d return
- -17.8%
- 90d return
- +17.3%
- 252d return
- -
Shared context
Themes
Want the full picture? AEHR stock page · COHR stock page · full correlation matrix
Data refreshes daily. Last close 2026-07-07.