Stock comparison
AAOI vs MSFT
AAOIUS
Applied Optoelectronics, Inc.
- Last close
- $100.24
- Market cap
- $8.0B
- Sector
- Information Technology
- 30d return
- -50.5%
- 90d return
- +4.9%
- 252d return
- -
MSFTUS
Microsoft Corporation
- Last close
- $401.10
- Market cap
- $2.98T
- Sector
- Information Technology
- 30d return
- -9.1%
- 90d return
- -1.9%
- 252d return
- -
Want the full picture? AAOI stock page · MSFT stock page · full correlation matrix
Data refreshes daily. Last close 2026-07-16.