Stock comparison
CIEN vs SNDK
CIENUS
Ciena Corporation
- Last close
- $428.77
- Market cap
- $60.7B
- Sector
- Information Technology
- 30d return
- +1.5%
- 90d return
- -4.3%
- 252d return
- -
SNDKUS
SanDisk Corporation
- Last close
- $1641.11
- Market cap
- $239.6B
- Sector
- Information Technology
- 30d return
- -6.0%
- 90d return
- +130.9%
- 252d return
- -
Want the full picture? CIEN stock page · SNDK stock page · full correlation matrix
Data refreshes daily. Last close 2026-08-15.