RMBS · Rambus Inc. Common Stock
View on chartInsiders & Stakes
| Luc Seraphin President and CEO | ▼ Sell | Open Market | 345,767 Shares held | 4/2/2026 | View profile |
| Xianzhi Sean Fan COO | ▼ Sell | Open Market | 168,358 Shares held | 5/26/2026 | View profile |
| Desmond Lynch SVP, CFO | ▼ Sell | Open Market | 63,618 Shares held | 2/23/2026 | View profile |
| Keith A. Jones Chief Financial Officer | ▼ Sell | Tax Withholding | 54,719 Shares held | 3/1/2022 | View profile |
| Saraf Sanjay Director | ▲ Buy | Grant | 50,241 Shares held | 4/1/2022 | View profile |
| Emiko Higashi Director | ▼ Sell | Open Market | 49,519 Shares held | 6/2/2026 | View profile |
| Sumeet Gagneja SVP, CFO | ▲ Buy | Grant | 41,320 Shares held | 5/1/2026 | View profile |
| John Shinn SVP, General Counsel | ▼ Sell | Open Market | 21,112 Shares held | 5/22/2026 | View profile |
| Meera Rao Director | ▼ Sell | Open Market | 19,974 Shares held | 4/24/2026 | View profile |
| Eric B. Stang Director | ▼ Sell | Open Market | 19,218 Shares held | 6/1/2026 | View profile |
| Necip Sayiner Director | ▼ Sell | Open Market | 18,223 Shares held | 6/3/2026 | View profile |
| ROGGE KAREN M Director | ▲ Buy | Grant | 17,364 Shares held | 4/3/2023 | View profile |
| John K. Allen Chief Accounting Officer | ▼ Sell | Tax Withholding | 17,131 Shares held | 4/3/2026 | View profile |
| MITAROTONDA JAMES A Director | ▲ Buy | Grant | 13,946 Shares held | 4/1/2022 | View profile |
| Charles Kissner Director | ▼ Sell | Open Market | 13,747 Shares held | 8/7/2026 | View profile |
| Steven Laub Director | ▼ Sell | Open Market | 7,519 Shares held | 5/7/2026 | View profile |
| Victor Peng Director | ▲ Buy | Grant | 2,391 Shares held | 4/1/2026 | View profile |
Transaction History
| Charles Kissner | ▼ Sell | Open Market | 5,000 | $505K | 8/7/2026 |
| Necip Sayiner | ▼ Sell | Open Market | 5,000 | $851K | 6/3/2026 |
| Emiko Higashi | ▼ Sell | Open Market | 5,000 | $815K | 6/2/2026 |
| Emiko Higashi | ▼ Sell | Open Market | 5,000 | $790K | 6/2/2026 |
| Eric B. Stang | ▼ Sell | Open Market | 5,000 | $730K | 6/1/2026 |
| Emiko Higashi | ▼ Sell | Open Market | 5,000 | $788K | 5/26/2026 |
| Xianzhi Sean Fan | ▼ Sell | Open Market | 37,814 | $5.7M | 5/26/2026 |
| Xianzhi Sean Fan | ▼ Sell | Open Market | 100 | $15K | 5/26/2026 |
| John Shinn | ▼ Sell | Open Market | 1,000 | $144K | 5/22/2026 |
| Necip Sayiner | ▼ Sell | Open Market | 9,824 | $1.3M | 5/8/2026 |
| Steven Laub | ▼ Sell | Open Market | 1,500 | $188K | 5/7/2026 |
| Sumeet Gagneja | ▲ Buy | Grant | 14,518 | $0 | 5/1/2026 |
| Sumeet Gagneja | ▲ Buy | Grant | 26,802 | $0 | 5/1/2026 |
| Meera Rao | ▼ Sell | Open Market | 2,972 | $447K | 4/24/2026 |
| Meera Rao | ▼ Sell | Open Market | 8,538 | $1.0M | 4/14/2026 |
| John K. Allen | ▼ Sell | Tax Withholding | 1,131 | $104K | 4/3/2026 |
| Luc Seraphin | ▼ Sell | Open Market | 2,511 | $216K | 4/2/2026 |
| Luc Seraphin | ▼ Sell | Open Market | 2,750 | $240K | 4/2/2026 |
| Luc Seraphin | ▼ Sell | Open Market | 165 | $15K | 4/2/2026 |
| Emiko Higashi | ▲ Buy | Grant | 2,223 | $0 | 4/1/2026 |
| Steven Laub | ▲ Buy | Grant | 2,223 | $0 | 4/1/2026 |
| Meera Rao | ▲ Buy | Grant | 2,223 | $0 | 4/1/2026 |
| Necip Sayiner | ▲ Buy | Grant | 2,223 | $0 | 4/1/2026 |
| Eric B. Stang | ▲ Buy | Grant | 2,223 | $0 | 4/1/2026 |
| Victor Peng | ▲ Buy | Grant | 2,223 | $0 | 4/1/2026 |
| Charles Kissner | ▲ Buy | Grant | 2,223 | $0 | 4/1/2026 |
| John Shinn | ▲ Buy | Grant | 5,558 | $0 | 4/1/2026 |
| John Shinn | ▼ Sell | Tax Withholding | 1,913 | $172K | 4/1/2026 |
| Luc Seraphin | ▲ Buy | Grant | 32,684 | $0 | 4/1/2026 |
| Luc Seraphin | ▼ Sell | Tax Withholding | 12,561 | $1.1M | 4/1/2026 |
| Xianzhi Sean Fan | ▲ Buy | Grant | 22,234 | $0 | 4/1/2026 |
| Xianzhi Sean Fan | ▼ Sell | Tax Withholding | 9,916 | $892K | 4/1/2026 |
| John K. Allen | ▲ Buy | Grant | 2,779 | $0 | 4/1/2026 |
| John K. Allen | ▼ Sell | Tax Withholding | 495 | $45K | 4/1/2026 |
| John K. Allen | ▼ Sell | Tax Withholding | 658 | $59K | 4/1/2026 |
| John Shinn | ▼ Sell | Open Market | 4,356 | $386K | 3/10/2026 |
| John Shinn | ▼ Sell | Open Market | 200 | $18K | 3/10/2026 |
| John Shinn | ▼ Sell | Open Market | 2,254 | $209K | 3/3/2026 |
| John Shinn | ▼ Sell | Open Market | 1,603 | $151K | 3/3/2026 |
| John Shinn | ▼ Sell | Open Market | 700 | $66K | 3/3/2026 |
| Luc Seraphin | ▼ Sell | Open Market | 1,679 | $161K | 3/2/2026 |
| Luc Seraphin | ▼ Sell | Open Market | 7,225 | $704K | 3/2/2026 |
| Luc Seraphin | ▼ Sell | Open Market | 13,654 | $1.3M | 3/2/2026 |
| Luc Seraphin | ▼ Sell | Open Market | 9,469 | $939K | 3/2/2026 |
| Luc Seraphin | ▼ Sell | Open Market | 6,587 | $660K | 3/2/2026 |
| Luc Seraphin | ▼ Sell | Open Market | 1,300 | $132K | 3/2/2026 |
| Victor Peng | ▲ Buy | Grant | 168 | $0 | 3/2/2026 |
| Desmond Lynch | ▼ Sell | Open Market | 4,273 | $434K | 2/23/2026 |
| John Shinn | ▲ Buy | Grant | 17,276 | $0 | 2/1/2026 |
| John Shinn | ▼ Sell | Tax Withholding | 9,884 | $1.1M | 2/1/2026 |
| Desmond Lynch | ▲ Buy | Grant | 34,554 | $0 | 2/1/2026 |
| Desmond Lynch | ▼ Sell | Tax Withholding | 22,105 | $2.5M | 2/1/2026 |
| Luc Seraphin | ▲ Buy | Grant | 143,744 | $0 | 2/1/2026 |
| Luc Seraphin | ▼ Sell | Tax Withholding | 92,523 | $10.5M | 2/1/2026 |
| Xianzhi Sean Fan | ▲ Buy | Grant | 148,802 | $0 | 2/1/2026 |
| Xianzhi Sean Fan | ▼ Sell | Tax Withholding | 92,403 | $10.5M | 2/1/2026 |
| Xianzhi Sean Fan | ▼ Sell | Gift | 300 | $0 | 11/21/2025 |
| Xianzhi Sean Fan | ▼ Sell | Gift | 300 | $0 | 11/19/2025 |
| Eric B. Stang | ▼ Sell | Open Market | 4,000 | $447K | 11/10/2025 |
| Eric B. Stang | ▼ Sell | Open Market | 5,000 | $512K | 11/7/2025 |
| Desmond Lynch | ▼ Sell | Open Market | 5,467 | $553K | 10/6/2025 |
| Desmond Lynch | ▼ Sell | Open Market | 3,607 | $368K | 10/6/2025 |
| Meera Rao | ▼ Sell | Open Market | 653 | $67K | 10/1/2025 |
| Desmond Lynch | ▼ Sell | Open Market | 9,074 | $832K | 9/15/2025 |
| Necip Sayiner | ▼ Sell | Open Market | 7,500 | $642K | 9/11/2025 |
| Meera Rao | ▼ Sell | Open Market | 3,000 | $215K | 9/2/2025 |
| Desmond Lynch | ▼ Sell | Tax Withholding | 2,725 | $200K | 9/1/2025 |
| Steven Laub | ▼ Sell | Open Market | 2,261 | $178K | 8/29/2025 |
| Emiko Higashi | ▼ Sell | Open Market | 1,075 | $84K | 8/13/2025 |
| Necip Sayiner | ▼ Sell | Open Market | 7,500 | $551K | 8/8/2025 |
| Emiko Higashi | ▼ Sell | Open Market | 1,111 | $83K | 8/4/2025 |
| John Shinn | ▼ Sell | Open Market | 790 | $59K | 8/4/2025 |
| Steven Laub | ▼ Sell | Open Market | 1,847 | $102K | 5/27/2025 |
| Steven Laub | ▼ Sell | Open Market | 3,653 | $203K | 5/19/2025 |
| Eric B. Stang | ▼ Sell | Open Market | 3,653 | $187K | 5/9/2025 |
| Desmond Lynch | ▼ Sell | Open Market | 3,118 | $157K | 5/5/2025 |
| Luc Seraphin | ▼ Sell | Open Market | 6,348 | $298K | 4/23/2025 |
| Luc Seraphin | ▼ Sell | Open Market | 1,255 | $56K | 4/22/2025 |
| Luc Seraphin | ▼ Sell | Open Market | 10,000 | $478K | 4/15/2025 |
| Luc Seraphin | ▼ Sell | Open Market | 10,000 | $468K | 4/8/2025 |
| John K. Allen | ▼ Sell | Tax Withholding | 1,129 | $52K | 4/3/2025 |
| John K. Allen | ▲ Buy | Grant | 5,168 | $0 | 4/1/2025 |
| John K. Allen | ▼ Sell | Tax Withholding | 490 | $26K | 4/1/2025 |
| John Shinn | ▲ Buy | Grant | 8,605 | $0 | 4/1/2025 |
| John Shinn | ▼ Sell | Tax Withholding | 817 | $43K | 4/1/2025 |
| Xianzhi Sean Fan | ▲ Buy | Grant | 47,810 | $0 | 4/1/2025 |
| Xianzhi Sean Fan | ▼ Sell | Tax Withholding | 3,496 | $183K | 4/1/2025 |
| Luc Seraphin | ▲ Buy | Grant | 55,077 | $0 | 4/1/2025 |
| Luc Seraphin | ▼ Sell | Tax Withholding | 5,164 | $270K | 4/1/2025 |
| Luc Seraphin | ▼ Sell | Open Market | 10,000 | $509K | 4/1/2025 |
| Steven Laub | ▲ Buy | Grant | 3,824 | $0 | 4/1/2025 |
| Necip Sayiner | ▲ Buy | Grant | 3,824 | $0 | 4/1/2025 |
| Meera Rao | ▲ Buy | Grant | 3,824 | $0 | 4/1/2025 |
| Emiko Higashi | ▲ Buy | Grant | 3,824 | $0 | 4/1/2025 |
| Charles Kissner | ▲ Buy | Grant | 3,824 | $0 | 4/1/2025 |
| Eric B. Stang | ▲ Buy | Grant | 3,824 | $0 | 4/1/2025 |
| Desmond Lynch | ▲ Buy | Grant | 18,167 | $0 | 4/1/2025 |
| Desmond Lynch | ▼ Sell | Tax Withholding | 1,829 | $96K | 4/1/2025 |
| Luc Seraphin | ▼ Sell | Open Market | 10,000 | $586K | 3/25/2025 |
| John Shinn | ▼ Sell | Open Market | 7,632 | $425K | 3/21/2025 |
| Luc Seraphin | ▼ Sell | Open Market | 10,000 | $538K | 3/18/2025 |
| John Shinn | ▼ Sell | Open Market | 7,633 | $404K | 3/14/2025 |
| Desmond Lynch | ▼ Sell | Open Market | 3,743 | $199K | 3/14/2025 |
| Necip Sayiner | ▼ Sell | Open Market | 4,625 | $309K | 2/19/2025 |
| Xianzhi Sean Fan | ▼ Sell | Open Market | 52,327 | $3.6M | 2/19/2025 |
| Desmond Lynch | ▲ Buy | Grant | 39,072 | $0 | 2/1/2025 |
| Desmond Lynch | ▼ Sell | Tax Withholding | 26,111 | $1.6M | 2/1/2025 |
| John Shinn | ▲ Buy | Grant | 18,777 | $0 | 2/1/2025 |
| John Shinn | ▼ Sell | Tax Withholding | 10,950 | $661K | 2/1/2025 |
| Xianzhi Sean Fan | ▲ Buy | Grant | 112,675 | $0 | 2/1/2025 |
| Xianzhi Sean Fan | ▼ Sell | Tax Withholding | 78,078 | $4.7M | 2/1/2025 |
| Luc Seraphin | ▲ Buy | Grant | 191,548 | $0 | 2/1/2025 |
| Luc Seraphin | ▼ Sell | Tax Withholding | 127,869 | $7.7M | 2/1/2025 |
| Meera Rao | ▼ Sell | Open Market | 5,408 | $315K | 12/12/2024 |
| John Shinn | ▼ Sell | Open Market | 2,462 | $143K | 12/12/2024 |
| Desmond Lynch | ▼ Sell | Tax Withholding | 2,720 | $110K | 9/3/2024 |
| Eric B. Stang | ▼ Sell | Open Market | 6,000 | $335K | 5/8/2024 |
| Eric B. Stang | ▼ Sell | Open Market | 5,408 | $308K | 5/7/2024 |
| Luc Seraphin | ▼ Sell | Open Market | 5,000 | $293K | 4/16/2024 |
| Luc Seraphin | ▼ Sell | Open Market | 530 | $31K | 4/16/2024 |
| Luc Seraphin | ▼ Sell | Open Market | 5,000 | $307K | 4/9/2024 |
| Luc Seraphin | ▼ Sell | Open Market | 10,000 | $614K | 4/9/2024 |
| John K. Allen | ▼ Sell | Tax Withholding | 1,132 | $68K | 4/3/2024 |
| Luc Seraphin | ▼ Sell | Open Market | 5,000 | $300K | 4/2/2024 |
| Luc Seraphin | ▼ Sell | Open Market | 10,000 | $599K | 4/2/2024 |
| Luc Seraphin | ▲ Buy | Grant | 38,566 | $0 | 4/1/2024 |
| Emiko Higashi | ▲ Buy | Grant | 2,972 | $0 | 4/1/2024 |
| Charles Kissner | ▲ Buy | Grant | 2,972 | $0 | 4/1/2024 |
| Steven Laub | ▲ Buy | Grant | 2,972 | $0 | 4/1/2024 |
| Meera Rao | ▲ Buy | Grant | 2,972 | $0 | 4/1/2024 |
| Eric B. Stang | ▲ Buy | Grant | 2,972 | $0 | 4/1/2024 |
| Necip Sayiner | ▲ Buy | Grant | 2,972 | $0 | 4/1/2024 |
| Xianzhi Sean Fan | ▲ Buy | Grant | 26,112 | $0 | 4/1/2024 |
| John K. Allen | ▲ Buy | Grant | 3,882 | $0 | 4/1/2024 |
| Desmond Lynch | ▲ Buy | Grant | 13,659 | $0 | 4/1/2024 |
| John Shinn | ▲ Buy | Grant | 6,427 | $0 | 4/1/2024 |
| John Shinn | ▼ Sell | Open Market | 3,947 | $247K | 3/26/2024 |
| Luc Seraphin | ▼ Sell | Open Market | 5,000 | $313K | 3/26/2024 |
| Luc Seraphin | ▼ Sell | Open Market | 10,000 | $627K | 3/26/2024 |
| John Shinn | ▼ Sell | Open Market | 3,949 | $232K | 3/19/2024 |
| Luc Seraphin | ▼ Sell | Open Market | 5,000 | $292K | 3/19/2024 |
| Luc Seraphin | ▼ Sell | Open Market | 10,000 | $584K | 3/19/2024 |
| John Shinn | ▼ Sell | Open Market | 3,889 | $244K | 3/12/2024 |
| Luc Seraphin | ▼ Sell | Open Market | 5,000 | $313K | 3/12/2024 |
| Luc Seraphin | ▼ Sell | Open Market | 10,000 | $627K | 3/12/2024 |
| Desmond Lynch | ▼ Sell | Open Market | 191 | $12K | 3/11/2024 |
| Desmond Lynch | ▼ Sell | Open Market | 7,646 | $475K | 3/11/2024 |
| John Shinn | ▼ Sell | Open Market | 3,928 | $255K | 3/7/2024 |
| Luc Seraphin | ▼ Sell | Open Market | 5,000 | $311K | 3/5/2024 |
| Luc Seraphin | ▼ Sell | Open Market | 10,000 | $622K | 3/5/2024 |
| Desmond Lynch | ▼ Sell | Tax Withholding | 2,406 | $152K | 3/4/2024 |
| Xianzhi Sean Fan | ▼ Sell | Open Market | 15,770 | $1.0M | 3/4/2024 |
| Xianzhi Sean Fan | ▼ Sell | Open Market | 20,000 | $1.2M | 3/1/2024 |
| Xianzhi Sean Fan | ▼ Sell | Open Market | 2,004 | $110K | 2/20/2024 |
| Xianzhi Sean Fan | ▼ Sell | Open Market | 20,000 | $1.2M | 2/12/2024 |
| Luc Seraphin | ▼ Sell | Tax Withholding | 13,363 | $914K | 2/5/2024 |
| Xianzhi Sean Fan | ▼ Sell | Tax Withholding | 6,168 | $422K | 2/5/2024 |
| Xianzhi Sean Fan | ▼ Sell | Open Market | 20,000 | $1.4M | 2/5/2024 |
| John Shinn | ▼ Sell | Tax Withholding | 1,268 | $87K | 2/5/2024 |
| Xianzhi Sean Fan | ▲ Buy | Grant | 76,844 | $0 | 2/1/2024 |
| Xianzhi Sean Fan | ▼ Sell | Tax Withholding | 58,762 | $4.0M | 2/1/2024 |
| Luc Seraphin | ▲ Buy | Grant | 221,310 | $0 | 2/1/2024 |
| Luc Seraphin | ▼ Sell | Tax Withholding | 143,524 | $9.8M | 2/1/2024 |
| Desmond Lynch | ▼ Sell | Tax Withholding | 5,159 | $352K | 2/1/2024 |
| John Shinn | ▲ Buy | Grant | 22,664 | $0 | 2/1/2024 |
| John Shinn | ▼ Sell | Tax Withholding | 13,159 | $897K | 2/1/2024 |
| Xianzhi Sean Fan | ▼ Sell | Open Market | 16,904 | $1.1M | 12/11/2023 |
| Desmond Lynch | ▼ Sell | Open Market | 6,838 | $443K | 12/8/2023 |
| Desmond Lynch | ▼ Sell | Open Market | 1,527 | $99K | 12/7/2023 |
| Eric B. Stang | ▼ Sell | Open Market | 8,685 | $583K | 11/15/2023 |
| Steven Laub | ▼ Sell | Open Market | 2,000 | $134K | 11/15/2023 |
| Necip Sayiner | ▲ Buy | Option Exercise | 15,000 | $209K | 11/8/2023 |
| Emiko Higashi | ▼ Sell | Open Market | 8,000 | $480K | 11/8/2023 |
| Necip Sayiner | ▲ Buy | Option Exercise | 10,000 | $139K | 11/6/2023 |
| Necip Sayiner | ▼ Sell | Open Market | 10,000 | $574K | 11/6/2023 |
| Desmond Lynch | ▼ Sell | Tax Withholding | 2,664 | $153K | 9/1/2023 |
| Xianzhi Sean Fan | ▼ Sell | Open Market | 17,309 | $952K | 8/29/2023 |
| Eric B. Stang | ▼ Sell | Open Market | 8,538 | $455K | 8/16/2023 |
| Luc Seraphin | ▲ Buy | Option Exercise | 4,172 | $54K | 5/15/2023 |
| Luc Seraphin | ▼ Sell | Open Market | 4,172 | $206K | 5/15/2023 |
| Luc Seraphin | ▲ Buy | Option Exercise | 302 | $4K | 5/15/2023 |
| Luc Seraphin | ▼ Sell | Open Market | 302 | $15K | 5/15/2023 |
| Luc Seraphin | ▼ Sell | Open Market | 82 | $4K | 5/15/2023 |
| Luc Seraphin | ▼ Sell | Open Market | 12,500 | $600K | 5/8/2023 |
| Luc Seraphin | ▼ Sell | Open Market | 12,500 | $560K | 5/1/2023 |
| Luc Seraphin | ▼ Sell | Open Market | 12,500 | $618K | 4/24/2023 |
| Luc Seraphin | ▼ Sell | Open Market | 12,500 | $620K | 4/17/2023 |
| Luc Seraphin | ▼ Sell | Open Market | 12,500 | $609K | 4/10/2023 |
| Emiko Higashi | ▲ Buy | Grant | 3,653 | $0 | 4/3/2023 |
| Charles Kissner | ▲ Buy | Grant | 3,653 | $0 | 4/3/2023 |
| Steven Laub | ▲ Buy | Grant | 3,653 | $0 | 4/3/2023 |
| Meera Rao | ▲ Buy | Grant | 3,653 | $0 | 4/3/2023 |
| ROGGE KAREN M | ▲ Buy | Grant | 3,653 | $0 | 4/3/2023 |
| Necip Sayiner | ▲ Buy | Grant | 3,653 | $0 | 4/3/2023 |
| Eric B. Stang | ▲ Buy | Grant | 3,653 | $0 | 4/3/2023 |
| Luc Seraphin | ▼ Sell | Open Market | 12,500 | $641K | 4/3/2023 |
| Luc Seraphin | ▼ Sell | Open Market | 12,500 | $562K | 3/27/2023 |
| Luc Seraphin | ▼ Sell | Open Market | 12,500 | $552K | 3/20/2023 |
| Luc Seraphin | ▼ Sell | Open Market | 12,500 | $513K | 3/13/2023 |
| John Shinn | ▼ Sell | Open Market | 8,505 | $381K | 3/6/2023 |