Stock comparison
AAOI vs AEHR
AAOIUS
Applied Optoelectronics, Inc.
- Last close
- $50.13
- Market cap
- $4.6B
- Sector
- Information Technology
- 30d return
- -50.6%
- 90d return
- -63.9%
- 252d return
- -
AEHRUS
Aehr Test Systems
- Last close
- $53.57
- Market cap
- $1.7B
- Sector
- Information Technology
- 30d return
- -48.7%
- 90d return
- -36.6%
- 252d return
- -
Shared context
Themes
Want the full picture? AAOI stock page · AEHR stock page · full correlation matrix
Data refreshes daily. Last close 2026-11-08.