Seagate Technology Holdings plc
Close on Nov 2, 2026Market cap $134.57BP/E 31.2Yield 0.50%
Seagate Technology Legacy Market HDD Exabytes Shipped (EB by Quarter
Legacy Market HDD Exabytes Shipped (EB — Legacy Classification through FY2025Q4)
Seagate Technology Legacy Market HDD Exabytes Shipped (EB: 12 in Q4 FY25, up 11.7% from a year earlier.
Where the Q4 FY25 figure comes from
“Capacity Shipped (EB) 114.2 137.5 150.8 143.6 162.5 13% 42% Mass Capacity 103.9 128.0 140.0 132.9 150.9 14% 45% Nearline1 90.1 114.4 125.8 119.7 136.6 14% 52% 10.3 9.6 10.8 10.7 11.5 7% 12% Legacy Average Capacity per Drive (TB) 9.3 10.6 11.6 12.6 13.0 3% 40% Mass Capacity 12.6 14.3 15.0 16.2 16.5 2% 31% Legacy 2.5 2.4 3.0 3.3 3.4 3% 37%”
Source: STX-FQ4-25-Supplemental.pdf ↗
Historical classification (desktop, notebook, consumer, and mission-critical drives) reported through Q4 FY2025.
Quarterly history
Hover a value to see the sentence it was read from; calculated values show their formula
| Period | Ended | Legacy Market HDD Exabytes Shipped (EB — Legacy Classification through FY2025Q4) | Year on year | Source |
|---|---|---|---|---|
| Q4 FY25 | Jun 30, 2025 | 12 | +11.7% | STX-FQ4-25-Supplemental.pdf ↗ |
| Q3 FY25 | Mar 31, 2025 | 11 | +0.9% | STX-FQ4-25-Supplemental.pdf ↗ |
| Q2 FY25 | Dec 31, 2024 | 11 | -10.0% | STX-FQ4-25-Supplemental.pdf ↗ |
| Q1 FY25 | Sep 30, 2024 | 10 | -7.7% | STX-FQ4-25-Supplemental.pdf ↗ |
| Q4 FY24 | Jun 30, 2024 | 10 | -35.6% | STX-FQ4-25-Supplemental.pdf ↗ |
| Q3 FY24 | Mar 31, 2024 | 11 | -27.4% | STX-FQ3-25-Supplemental-vF.pdf ↗ |
| Q2 FY24 | Dec 31, 2023 | 12 | -24.1% | STX-FQ2-25-Supplemental.pdf ↗ |
| Q1 FY24 | Sep 30, 2023 | 10 | -25.7% | STX-FQ1-25-Supplemental.pdf ↗ |
| Q4 FY23 | Jun 30, 2023 | 16 | 0.0% | STX-FQ4-24-Supplemental.pdf ↗ |
| Q3 FY23 | Mar 31, 2023 | 15 | -30.5% | STX-FQ3-24-Supplemental.pdf ↗ |
| Q2 FY23 | Dec 31, 2022 | 16 | -39.2% | STX-FQ2-24-Supplemental.pdf ↗ |
| Q1 FY23 | Sep 30, 2022 | 14 | -48.1% | 10-Q FY2024Q1 ↗ |
| Q4 FY22 | Jun 30, 2022 | 16 | – | 10-Q FY2023Q1 ↗ |
| Q3 FY22 | Mar 31, 2022 | 21 | -27.6% | 10-Q FY2023Q3 ↗ |
| Q2 FY22 | Dec 31, 2021 | 26 | -18.7% | 10-Q FY2023Q2 ↗ |
| Q1 FY22 | Sep 30, 2021 | 27 | – | 10-Q FY2023Q1 ↗ |
| Q3 FY21 | Mar 31, 2021 | 29 | – | 10-Q FY2022Q3 ↗ |
| Q2 FY21 | Dec 31, 2020 | 32 | – | 10-Q FY2022Q2 ↗ |
Cite this data
StockData. (2026). Seagate Technology Legacy Market HDD Exabytes Shipped (EB, quarterly Q2 FY21–Q4 FY25 [Data set]. Compiled from Seagate Technology SEC filings and investor materials. https://stockdatahq.com/stocks/stx/kpis/eb-legacy
See every metric in the Seagate Technology KPI table. Data updated Oct 29, 2026.