12 insiders reported 106 Form 4 transactions for RAMBUS INC (RMBS) over the past 18 months (most recent 2026-06-03). Recent activity: Sayiner Necip (Director) Sell 5,000 shares, Higashi Emiko (Director) Sell 5,000 shares, Higashi Emiko (Director) Sell 5,000 shares, STANG ERIC B (Director) Sell 5,000 shares, LAUB STEVEN (Director) Sell 1,500 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-03 | Sayiner Necip | Director | Sell | 5,000 | $850,750 |
| 2026-06-03 | Higashi Emiko | Director | Sell | 5,000 | $790,000 |
| 2026-06-03 | Higashi Emiko | Director | Sell | 5,000 | $815,000 |
| 2026-06-02 | STANG ERIC B | Director | Sell | 5,000 | $730,000 |
| 2026-05-11 | LAUB STEVEN | Director | Sell | 1,500 | $188,279 |
| 2026-05-11 | Sayiner Necip | Director | Sell | 9,824 | $1.3M |
| 2026-04-27 | Rao Meera | Director | Sell | 2,972 | $446,692 |
| 2026-04-15 | Rao Meera | Director | Sell | 8,538 | $1.0M |
| 2026-04-07 | Allen John K | Chief Accounting Officer | Sell | 1,131 | $104,301 |
| 2026-04-03 | Higashi Emiko | Director | Buy | 2,223 | $0 |
| 2026-04-03 | KISSNER CHARLES | Director | Buy | 2,223 | $0 |
| 2026-04-03 | LAUB STEVEN | Director | Buy | 2,223 | $0 |
| 2026-04-03 | STANG ERIC B | Director | Buy | 2,223 | $0 |
| 2026-04-03 | Seraphin Luc | President and CEO | Sell | 2,511 | $216,045 |
| 2026-04-03 | Sayiner Necip | Director | Buy | 2,223 | $0 |
| 2026-04-03 | Seraphin Luc | President and CEO | Buy | 32,684 | $0 |
| 2026-04-03 | Allen John K | Chief Accounting Officer | Buy | 2,779 | $0 |
| 2026-04-03 | Rao Meera | Director | Buy | 2,223 | $0 |
| 2026-04-03 | FAN XIANZHI SEAN | EVP, COO | Buy | 22,234 | $0 |
| 2026-04-03 | PENG VICTOR | Director | Buy | 2,223 | $0 |
| 2026-04-03 | Seraphin Luc | President and CEO | Sell | 12,561 | $1.1M |
| 2026-04-03 | Allen John K | Chief Accounting Officer | Sell | 495 | $44,525 |
| 2026-04-03 | FAN XIANZHI SEAN | EVP, COO | Sell | 9,916 | $891,944 |
| 2026-04-03 | Shinn John | SVP, General Counsel | Sell | 1,913 | $172,074 |
| 2026-04-03 | Shinn John | SVP, General Counsel | Buy | 5,558 | $0 |
Source: SEC Form 4 filings · as of 2026-06-03