Are AEHR and AMAT correlated?

AEHR and AMAT have a 252-day pairwise correlation of 0.65 (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 AEHR and AMAT share any ETFs?

No ETF in QuantAbundance's coverage currently holds both AEHR and AMAT.

Which bubbles or themes do AEHR and AMAT share?

AEHR and AMAT share these AI-supercycle groupings: Semi Equipment / Litho (bubble).

Stock comparison

AEHR vs AMAT

Aehr Test Systems and Applied Materials, Inc. - both members of Semi Equipment / Litho.

AEHRUS

Aehr Test Systems

Last close: $97.42
Market cap: $3.2B
Sector: Information Technology
30d return: -24.6%
90d return: -1.1%
252d return: -

AMATUS

Applied Materials, Inc.

Last close: $474.25
Market cap: $376.4B
Sector: Information Technology
30d return: -13.5%
90d return: +9.6%
252d return: -

252-day correlation

0.65moderate

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

Semi Equipment / Litho

Want the full picture? AEHR stock page · AMAT stock page · full correlation matrix

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