What AGC makes for data centers
public · HQ Japan
AGC is a publicly listed company and based in Japan. It appears on 2 parts of the AI data center — Glass-core substrates and Specialty glass & glass fiber — in the role of manufacturer. Those parts sit in Layer 1 — Compute silicon & packaging and Layer 10 — Materials & upstream inputs. Its shares trade on Tokyo Stock Exchange as 5201.T.
Listing
Tokyo Stock Exchange: 5201.T· 5447 JPY -0.44% · mkt cap 1.16T JPY
Snapshot 2026-10-25T10:41:17Z — nightly, not real-time.· Chart on TradingView ↗
Exposure
2 parts across 2 layers
No disclosed data-center revenue share on file.
Parts, by layer
Layer 1 — Compute silicon & packaging
| Part | Role | Confidence | Competitors | Note |
|---|---|---|---|---|
| Glass-core substrates | manufacturer | inferred | Corning, Intel, Samsung Electro-Mechanics, Unimicron, Absolics |
Layer 10 — Materials & upstream inputs
| Part | Role | Confidence | Competitors | Note |
|---|---|---|---|---|
| Specialty glass & glass fiber | manufacturer | disclosed | Corning, Jushi, Nippon Electric Glass, Nittobo, Owens Corning, Schott |
Where AGC sits in the stack
AGC's placements in this catalog cover 2 parts, from layer 1 (compute silicon & packaging) to layer 10 (materials & upstream inputs). None of them currently carries a sourced supply constraint tag. Across these parts it overlaps with other companies most often on the lines below.
What these parts are
- Glass-core substrates — Substrates that use a glass core instead of an organic laminate, an emerging alternative aimed at the largest, most demanding AI packages.
- Specialty glass & glass fiber — Purpose-engineered glass and glass fiber — optical fiber, low-loss T-glass fabric, and glass-core material — used in network cabling and inside advanced chip packages.
Closest peers in this catalog
Questions about AGC
- What does AGC make for AI data centers?
- This catalog places AGC on 2 parts: Glass-core substrates (manufacturer) and Specialty glass & glass fiber (manufacturer).
- Is AGC publicly traded?
- Yes — AGC is listed on Tokyo Stock Exchange under 5201.T. Prices shown on this page are a nightly snapshot, not real-time, and nothing here is investment advice.
- Where is AGC based?
- Japan, per the company record in this catalog.
- Who else makes glass-core substrates for AI data centers?
- Corning, Intel, Samsung Electro-Mechanics, Unimicron and Absolics are also placed on Glass-core substrates in this catalog.
- How well sourced are these placements?
- Every part→company placement carries a confidence tag. For AGC the mix is 1 disclosed and 1 inferred. "disclosed" means the company or a filing says so; "reported" comes from trade press or a reference-design list; "inferred" is a lead from the taxonomy with no citation yet. Treat reported and inferred as leads, not facts.
Answers are generated from this catalog's own rows — see sources & method.