Stock comparison
SNDK vs WDC
SanDisk Corporation and Western Digital Corporation - both members of DRAM / HBM Memory.
SNDKUS
SanDisk Corporation
- Last close
- $1600.62
- Market cap
- $234.4B
- Sector
- Information Technology
- 30d return
- -13.9%
- 90d return
- +68.0%
- 252d return
- -
WDCUS
Western Digital Corporation
- Last close
- $469.05
- Market cap
- $169.1B
- Sector
- Information Technology
- 30d return
- -18.9%
- 90d return
- +34.0%
- 252d return
- -
252-day correlation
0.72tight
Pearson correlation of daily log-returns over the last 252 trading days. >0.6 = tight (move as one bloc); 0.4-0.6 = thematic linkage;<0.4 = largely independent. See the full matrix.
Shared context
Bubbles
Want the full picture? SNDK stock page · WDC stock page · full correlation matrix
Data refreshes daily. Last close 2026-08-20.