Stock comparison
ARM vs TSM
Arm Holdings plc and Taiwan Semiconductor Manufacturing Co. - both members of AI Compute Accelerators.
ARMUS
Arm Holdings plc
- Last close
- $243.32
- Market cap
- $259.9B
- Sector
- Information Technology
- 30d return
- -24.8%
- 90d return
- +50.9%
- 252d return
- -
TSMUS
Taiwan Semiconductor Manufacturing Co.
- Last close
- $418.95
- Market cap
- $2.17T
- Sector
- Information Technology
- 30d return
- -3.5%
- 90d return
- +10.3%
- 252d return
- -
252-day correlation
0.56moderate
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
Themes
Want the full picture? ARM stock page · TSM stock page · full correlation matrix
Data refreshes daily. Last close 2026-08-21.