Rambus (RMBS)CEO sold ~$939K

~$939K

Approx. value · 9,469 sh @ $99.17

339K

Holds after · shares reported

Traded

Mar 2, 2026

Filed

Mar 4, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Feb 2, 2026Company filing · Form 8-K · ResultsReported its results
2. Feb 4, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On February 4, 2026, Desmond Lynch, Senior Vice President, Chief Financial Officer of Rambus Inc. (the “Company”) notified the Company that he was resigning with an effective date as of February 27, 2026.”
3. Feb 12, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On February 12, 2026, the Board of Directors (the “Board”) of Rambus Inc. (the “Company”) appointed Victor Peng, age 65, to serve as a Class II director, effective immediately, and to stand for reelection at the Company’s annual meeting of stockholders to be held in 2027.”
4. Feb 23, 2026InsiderCFO sold ~$434K of RMBS shares in the open market
5. Mar 2, 2026 · this disclosureInsiderCEO sold ~$939K of RMBS shares in the open market

What came next

1. Mar 2, 2026Insider · 1 personInsiders: 5 sales (~$3.0M)
2. Mar 3, 2026Insider · 1 personInsiders: 3 sales (~$426K)
3. Mar 10, 2026Insider · 1 personInsiders: 2 sales (~$404K)
4. Apr 2, 2026Insider · 1 personInsiders: 3 sales (~$470K)
5. Apr 14, 2026InsiderDirector sold ~$1.01M of RMBS shares in the open market
6. Apr 24, 2026InsiderDirector sold ~$447K of RMBS shares in the open market
7. Apr 27, 2026Company filing · Form 8-K · ResultsReported its results
8. Apr 29, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“Departure of Directors or Certain Officers; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. The Board of Directors (the “Board”) of Rambus Inc. (“Rambus” or the “Company”) has appointed Sumeet Gagneja as the Senior Vice President and Chief Financial Officer of the Company, effective April 29, 2026, reporting to Luc Seraphin, Chief Executive Officer of the Company.”
9. May 7, 2026InsiderDirector sold ~$188K of RMBS shares in the open market
10. May 8, 2026Insider · Their largest sale since 2022Director sold ~$1.28M of RMBS shares in the open market
11. May 22, 2026InsiderOfficer sold ~$144K of RMBS shares in the open market
12. May 26, 2026Insider · 2 peopleInsiders: 3 sales (~$6.5M)
13. Jun 1, 2026InsiderDirector sold ~$730K of RMBS shares in the open market
14. Jun 2, 2026Insider · 1 personInsiders: 2 sales (~$1.6M)
15. Jun 3, 2026InsiderDirector sold ~$851K of RMBS shares in the open market

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Rambus

For Rambus, OQRO holds 4 insider filings (SEC Form 4 or Form 144) and 10 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its RMBS page.

Other recent filings by Luc Seraphin, President and CEO

• SEC Form 4 at Rambus (RMBS)Apr 4, 2026
• SEC Form 4 at Rambus (RMBS)Apr 4, 2026
• SEC Form 4 at Rambus (RMBS)Apr 4, 2026
• SEC Form 4 at Rambus (RMBS)Mar 4, 2026
• SEC Form 4 at Rambus (RMBS)Mar 4, 2026

The full history of Luc Seraphin, President and CEO is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Rambus

• SEC Form 4Oct 5, 2026
• SEC Form 144Oct 2, 2026
• SEC Form 4Sep 24, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 14, 2026

Everything OQRO holds on this company is on its RMBS page.