What Seagate makes for data centers
public
Seagate is a publicly listed company. It appears on 2 parts of the AI data center — HDD and Drives — in the role of manufacturer. Those parts sit in Layer 2 — Memory & storage. Its shares trade on US exchanges (NYSE/Nasdaq) as STX.
Listing
US exchanges (NYSE/Nasdaq): STX· 630 USD +2.69% · mkt cap 143.4B USD
Snapshot 2026-10-25T10:41:17Z — nightly, not real-time.· Chart on TradingView ↗
Exposure
2 parts across 1 layer
No disclosed data-center revenue share on file.
Parts, by layer
Layer 2 — Memory & storage
| Part | Role | Confidence | Competitors | Note |
|---|---|---|---|---|
| HDD | manufacturer | inferred | Western Digital, Toshiba | |
| Drives | manufacturer | inferred | Kioxia, Micron, Phison, SK Hynix, Samsung Electronics, SanDisk |
Where Seagate sits in the stack
Seagate's placements in this catalog cover 2 parts, all in layer 2, memory & storage. 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
- Drives — The physical NVMe SSD units themselves, in the dense form factors common in AI compute trays, installed directly in a server or storage node.
- HDD — Spinning hard disk drives used for the bulk, lower-cost nearline and object storage tier that holds data too large or too cold to justify keeping on flash.
Closest peers in this catalog
Seen in real machines
Seagate is named in 1 of the rack teardowns and supercomputer breakdowns on this site. Each line below is a piece of that machine.
- Frontier · supercomputer
- Orion drives (Seagate Exos X18 18 TB HDDs, Samsung PM1733 NVMe performance tier, KIOXIA 30 TB NVMe metadata tier) (18 TB Exos X18 hard drives, 106 per enclosure, two enclosures per scalable storage unit)
Disclosed customers
Latest feed
- Western Digital bets on pricing and HAMR, not new capacity, as Toshiba plans to double output — DigiTimes, 2026-10-23Western Digital plans to increase pricing and density of its HDDs rather than building new capacity, relying on HAMR adoption while Toshiba aims to double its output.
- Seagate and Toshiba battle for TDK's HDD head business, a critical hard drive component — Tom's Hardware, 2026-10-07Seagate and Toshiba are competing to acquire the hard drive head business from TDK, a critical component for high-capacity storage.
- Seagate, Toshiba reportedly compete for TDK's HDD head unit, a key AI storage link — DigiTimes, 2026-10-07Seagate and Toshiba are reportedly competing to secure a supply of HDD head units from TDK, which are essential components for high-capacity AI storage.
- AI's next infrastructure squeeze is storage: Seagate sees demand accelerating — DigiTimes, 2026-09-18A report indicates that AI adoption is rapidly increasing the demand for large-scale data storage and infrastructure.
Questions about Seagate
- What does Seagate make for AI data centers?
- This catalog places Seagate on 2 parts: HDD (manufacturer) and Drives (manufacturer).
- Is Seagate publicly traded?
- Yes — Seagate is listed on US exchanges (NYSE/Nasdaq) under STX. Prices shown on this page are a nightly snapshot, not real-time, and nothing here is investment advice.
- Who else makes HDD for AI data centers?
- Western Digital and Toshiba are also placed on HDD in this catalog.
- How well sourced are these placements?
- Every part→company placement carries a confidence tag. For Seagate the mix is 2 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.