According to recent filings covering the 90 days ending February 19, 2026, the three most significant insider holders at Rambus are President And Ceo Luc Seraphin (370.98K shares), Evp And Coo Xianzhi Sean Fan (193.95K shares), Director Charles Kissner (86.74K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Luc Seraphin | President And Ceo | 370,984 | 03 Feb, 2026 |
| Xianzhi Sean Fan | Evp And Coo | 193,954 | 03 Feb, 2026 |
| Charles Kissner | 86,743 | 03 Apr, 2025 | |
| Desmond Lynch | Svp And Cfo | 67,891 | 03 Feb, 2026 |
| Emiko Higashi | 62,296 | 15 Aug, 2025 | |
| Keith A Jones | Principal Accounting Officer | 54,719 | 02 Mar, 2022 |
| Sanjay Saraf | 50,241 | 04 Apr, 2022 | |
| Necip Sayiner | 30,824 | 12 Sep, 2025 | |
| Meera Rao | 29,261 | 02 Oct, 2025 | |
| John Shinn | Svp And General Counsel | 27,580 | 03 Feb, 2026 |
| Eric B Stang | 24,218 | 03 Apr, 2025 | |
| Karen M Rogge | 17,364 | 04 Apr, 2023 | |
| John K Allen | Chief Accounting Officer | 16,090 | 03 Apr, 2025 |
| James A Mitarotonda | 13,946 | 04 Apr, 2022 | |
| Steven Laub | 6,796 | 02 Sep, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 01 Feb, 2026 | Luc Seraphin | Common Stock | D | 92,523 | $113.71 | 370,984 | D | F |
| 01 Feb, 2026 | Luc Seraphin | Common Stock | A | 143,744 | $0.00 | 463,507 | D | A |
| 01 Feb, 2026 | Xianzhi Sean Fan | Common Stock | D | 92,403 | $113.71 | 193,954 | D | F |
| 01 Feb, 2026 | Xianzhi Sean Fan | Common Stock | A | 148,802 | $0.00 | 286,357 | D | A |
| 01 Feb, 2026 | John Shinn | Common Stock | D | 9,884 | $113.71 | 27,580 | D | F |
| 01 Feb, 2026 | John Shinn | Common Stock | A | 17,276 | $0.00 | 37,464 | D | A |
| 01 Feb, 2026 | Desmond Lynch | Common Stock | A | 34,554 | $0.00 | 89,996 | D | A |
| 01 Feb, 2026 | Desmond Lynch | Common Stock | D | 22,105 | $113.71 | 67,891 | D | F |
| 21 Nov, 2025 | Xianzhi Sean Fan | Common Stock | D | 300 | $0.00 | 137,555 | D | G |
| 19 Nov, 2025 | Xianzhi Sean Fan | Common Stock | D | 300 | $0.00 | 137,855 | D | G |
| 10 Nov, 2025 | Eric B Stang | Common Stock | D | 4,000 | $111.78 | 20,394 | I | S |
| 10 Nov, 2025 | Eric B Stang | - | - | 20,394 | I | |||
| 07 Nov, 2025 | Eric B Stang | Common Stock | D | 5,000 | $102.35 | 24,394 | I | S |
| 07 Nov, 2025 | Eric B Stang | - | - | 24,394 | I | |||
| 06 Oct, 2025 | Desmond Lynch | Common Stock | D | 5,467 | $101.17 | 58,963 | D | S |
| 06 Oct, 2025 | Desmond Lynch | Common Stock | D | 3,607 | $101.99 | 55,356 | D | S |
| 01 Oct, 2025 | Meera Rao | - | - | 29,261 | D | |||
| 01 Oct, 2025 | Meera Rao | Common Stock | D | 653 | $101.99 | 29,261 | D | S |
| 15 Sep, 2025 | Desmond Lynch | Common Stock | D | 9,074 | $91.70 | 64,430 | D | S |
| 11 Sep, 2025 | Necip Sayiner | Common Stock | D | 7,500 | $85.63 | 30,824 | D | S |