Hard Disk Drives sits within Western Digital’s Cloud and Client segments. The segments make up 95.0% of Western Digital’s revenue. Client grew 60.7% and is Western Digital’s Key Earnings Driver. Seagate grew fastest at 112.6%.
See taxonomy and metrics for Hard Disk Drives →Who else sells Hard Disk Drives
The revenue segment each company reports that contains this product. 2 companies.
| Company | Quarter | Revenue segment | Segment revenue | % of company | Growth |
|---|---|---|---|---|---|
| STX | Q4 FY2026 · Jul 3, 2026 | OEMs | $2.87B | 79.0% | ↑ 44.7% |
| STX | Q4 FY2026 · Jul 3, 2026 | Distributors | $572M | 15.8% | ↑ 112.6% |
| STX | Q4 FY2026 · Jul 3, 2026 | Retailers | $191M | 5.3% | ↓ 1.5% |
| WDC | Q4 FY2026 · Jul 3, 2026 | Cloud | $3.34B | 89.0% | ↑ 43.2% |
| WDC | Q4 FY2026 · Jul 3, 2026 | Client | $225M | 6.0% | ↑ 60.7% |
Peer rank: year-on-year growth
Growth of the reported segment, latest quarter. A company with several segments shows its fastest.
Concentration: share of company revenue
How much of each company’s total revenue sits in the segment above.
Combined segment revenue
The 2 companies that report a segment for this product earned this in those segments in their latest quarters. It is the revenue of the whole reported segment, not of the product alone.
Coverage: Nasdaq 100 and S&P 100 companies mapped to Hard Disk Drives (2 companies, 2 disclose a segment). Quarters differ by company; each row shows its own period end date.
Source: Revenue segments as reported in each company’s SEC filings. Products are mapped to segments from company pages.