Are COHR and FN correlated?

COHR and FN have a 252-day pairwise correlation of 0.75 (tight). 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 COHR and FN share any ETFs?

No ETF in QuantAbundancia's coverage currently holds both COHR and FN.

Which bubbles or themes do COHR and FN share?

COHR and FN share these AI-supercycle groupings: Networking / Optical (bubble), Photonics (theme).

Stock comparison

COHR vs FN

Coherent Corp. and Fabrinet - both members of Networking / Optical.

COHRUS

Coherent Corp.

Last close: $281.86
Market cap: $55.2B
Sector: Information Technology
30d return: -0.2%
90d return: -7.9%
252d return: -

FNUS

Fabrinet

Last close: $407.40
Market cap: $14.6B
Sector: Information Technology
30d return: -14.4%
90d return: -35.9%
252d return: -

252-day correlation

0.75tight

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

Networking / Optical

Themes

Photonics

Want the full picture? COHR stock page · FN stock page · full correlation matrix

Data refreshes daily. Last close 2026-09-06.