Stock comparison
CIEN vs TER
CIENUS
Ciena Corporation
- Last close
- $418.91
- Market cap
- $59.3B
- Sector
- Information Technology
- 30d return
- -29.1%
- 90d return
- +18.6%
- 252d return
- -
TERUS
Teradyne, Inc.
- Last close
- $343.11
- Market cap
- $53.7B
- Sector
- Information Technology
- 30d return
- -2.8%
- 90d return
- +0.1%
- 252d return
- -
Want the full picture? CIEN stock page · TER stock page · full correlation matrix
Data refreshes daily. Last close 2026-07-07.