Form 4 for RMBS RAMBUS INC
Accepted 2026-04-03 20:11:38 ET · period of report 2026-04-01 · accession 0001193125-26-142581 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-04-03 20:11 | 2026-04-01 | RMBS | FAN XIANZHI SEAN | EVP, COO | A - Grant | $0.00 | +22.2K | 216.2K | +11% | $0 | |
| 2026-04-03 20:11 | 2026-04-01 | RMBS | FAN XIANZHI SEAN | EVP, COO | F - Tax | $89.95 | -9,916 | 206.3K | -5% | -$891.9K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-04-01 | A | A | 22,234 | $0.00 | 216,188 | D | — | — | (F1) The shares are represented by RSUs which vest in four equal annual installments beginning on April 1, 2027 or the first business trading day thereafter. Each RSU represents a contingent right to receive one share of RMBS common stock. |
| 2 | Common | Common Stock | 2026-04-01 | F | D | 9,916 | $89.95 | 206,272 | D | — | — | (F2) The shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted stock units, or RSUs. |