HBM4 ramp status — Samsung first to volume (>$1B revenue within ~4 months of Feb 2026 mass production); SK hynix meaningful volume shifts to 3Q26
volume ramping 2026observed
| Value kind | observed — Reported measurements, counts, and specifications keep the precision and scope stated by their source; an exact specification is not treated as a range. |
|---|---|
| As of | 2026-06 |
| Source | TrendForce (2026-06-23) |
| Review | checking…review by 2026-08-16 · standard cadence |
| Recorded changes | last 2026-07-12 |
| Claim id | hbm4-ramp-status-samsung-first-to-volume-1b |
Where the guide uses it
Not quoted in a chapter yet; it is kept in the curated register.
← Full numbers register — every date-stamped figure in the guide, with revision history.