Kioxia (285A.T) — chart, structure and Closelook read

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Signals for this name

Every Closelook reading that exists for 285A.T, from the same nightly bakes the boards use. Research diary readings, not advice.

High-bandwidth memory — the part of the AI compute stack that has actually run out of supply. Storage split out to its own sub-index in the 2026-06-30 reconstitution.

Compared against 285A.T on the nightly bakes; the Peers tab ranks the cohort on the Closelook scores where it exists.

The weather around this name

Macro readings that apply by membership — the regime, the factor tape, the sector cell, the funding backdrop.

About Kioxia

Kioxia (285A.T) trades on the TSE exchange in Japan. It is a constituent of Rubin Build-Out 100, sitting in Layer 3 of the build-out stack.

closelook.net is an investment research diary — market structure, index membership and scores are our own readings, not investment advice. Related: index compare · sector dispersion · scanner.

FAQ · from the current data · as of 2026-09-15

Quick answers

What is Kioxia (285A.T)?

Kioxia trades as 285A.T on the TSE exchange (Japan) in the Closelook research universe, as of the registry build of 2026-09-15.

Is 285A.T in a Closelook index?

Yes — Kioxia is a constituent of Rubin Build-Out 100, as of 2026-09-15.

What does this page show?

A live price chart with SMA overlays and drawing tools for 285A.T, performance metrics, index-membership context and the Closelook structure read — an investment research diary view, not investment advice.

Mentioned on Closelook

Where 285A.T appears in the diary — 4 pieces, newest first. Every link is our own writing.

Related in the Closelook universe