Stock comparison
AAOI vs TSM
Applied Optoelectronics, Inc. and Taiwan Semiconductor Manufacturing Co.
AAOIUS
Applied Optoelectronics, Inc.
- Last close
- $114.41
- Market cap
- $9.2B
- Sector
- Information Technology
- 30d return
- -35.8%
- 90d return
- +96.9%
- 252d return
- -
TSMUS
Taiwan Semiconductor Manufacturing Co.
- Last close
- $432.57
- Market cap
- $2.24T
- Sector
- Information Technology
- 30d return
- +5.9%
- 90d return
- +11.6%
- 252d return
- -
Want the full picture? AAOI stock page · TSM stock page · full correlation matrix
Data refreshes daily. Last close 2026-07-07.