Are ARM and RMBS correlated?

ARM and RMBS have a 252-day pairwise correlation of 0.63 (moderate). Values above 0.6 indicate the two stocks tend to move together as part of the same capital flow; below 0.4 they're largely independent.

Do ARM and RMBS share any ETFs?

No ETF in QuantAbundance's coverage currently holds both ARM and RMBS.

Which bubbles or themes do ARM and RMBS share?

ARM and RMBS share these AI-supercycle groupings: AI Inference (theme).

Stock comparison

ARM vs RMBS

Arm Holdings plc and Rambus Inc.

ARMUS

Arm Holdings plc

Last close: $306.34
Market cap: $327.2B
Sector: Information Technology
30d return: +12.7%
90d return: +48.4%
252d return: -

RMBSUS

Rambus Inc.

Last close: $104.55
Market cap: $11.3B
Sector: Information Technology
30d return: +3.5%
90d return: -17.1%
252d return: -

252-day correlation

0.63moderate

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

Themes

AI Inference

Want the full picture? ARM stock page · RMBS stock page · full correlation matrix

Data refreshes daily. Last close 2026-09-24.