Who
Luc Seraphin
President and CEO
Company insider
Files Form 4 as: President and CEO, Rambus.
In numbers
- Trades disclosed
- 169
- Buys
- 0
- Sells
- 55
- Bought
- $0
- Sold
- $30.2M
- Companies
- 1
- Companies where not an officer
- 0
- First trade
- 2 Jul 2018
- Last trade
- 2 Apr 2026
- Last filed
- 3 Apr 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 2 Apr 2026filed 3 Apr 2026 | RMBS RambusSemiconductors | SEC FORM 4 Sold | $216K2,511 at $86.04 | filing |
| 2 Apr 2026filed 3 Apr 2026 | RMBS RambusSemiconductors | SEC FORM 4 Sold | $240K2,750 at $87.11 | filing |
| 2 Apr 2026filed 3 Apr 2026 | RMBS RambusSemiconductors | SEC FORM 4 Sold | $15K165 at $88.35 | filing |
| 2 Apr 2026filed 3 Apr 2026 | RMBS RambusSemiconductors | SEC FORM 4 Sold | $216K2,511 at $86.04 | filing |
| 2 Apr 2026filed 3 Apr 2026 | RMBS RambusSemiconductors | SEC FORM 4 Sold | $240K2,750 at $87.11 | filing |
| 2 Apr 2026filed 3 Apr 2026 | RMBS RambusSemiconductors | SEC FORM 4 Sold | $15K165 at $88.35 | filing |
| 1 Apr 2026filed 3 Apr 2026 | RMBS RambusSemiconductors | SEC FORM 4 Code A | —32,684 at $0.00 | filing |
| 1 Apr 2026filed 3 Apr 2026 | RMBS RambusSemiconductors | SEC FORM 4 Code F | $1.1M12,561 at $89.95 | filing |
| 1 Apr 2026filed 3 Apr 2026 | RMBS RambusSemiconductors | SEC FORM 4 Code A | —32,684 at $0.00 | filing |
| 1 Apr 2026filed 3 Apr 2026 | RMBS RambusSemiconductors | SEC FORM 4 Code F | $1.1M12,561 at $89.95 | filing |
| 2 Mar 2026filed 3 Mar 2026 | RMBS RambusSemiconductors | SEC FORM 4 Sold | $161K1,679 at $95.83 | filing |
| 2 Mar 2026filed 3 Mar 2026 | RMBS RambusSemiconductors | SEC FORM 4 Sold | $704K7,225 at $97.38 | filing |
| 2 Mar 2026filed 3 Mar 2026 | RMBS RambusSemiconductors | SEC FORM 4 Sold | $1.3M13,654 at $98.22 | filing |
| 2 Mar 2026filed 3 Mar 2026 | RMBS RambusSemiconductors | SEC FORM 4 Sold | $939K9,469 at $99.17 | filing |
| 2 Mar 2026filed 3 Mar 2026 | RMBS RambusSemiconductors | SEC FORM 4 Sold | $660K6,587 at $100.20 | filing |
| 2 Mar 2026filed 3 Mar 2026 | RMBS RambusSemiconductors | SEC FORM 4 Sold | $132K1,300 at $101.65 | filing |
| 2 Mar 2026filed 3 Mar 2026 | RMBS RambusSemiconductors | SEC FORM 4 Sold | $161K1,679 at $95.83 | filing |
| 2 Mar 2026filed 3 Mar 2026 | RMBS RambusSemiconductors | SEC FORM 4 Sold | $704K7,225 at $97.38 | filing |
| 2 Mar 2026filed 3 Mar 2026 | RMBS RambusSemiconductors | SEC FORM 4 Sold | $1.3M13,654 at $98.22 | filing |
| 2 Mar 2026filed 3 Mar 2026 | RMBS RambusSemiconductors | SEC FORM 4 Sold | $939K9,469 at $99.17 | filing |
News
Rambus Could Be an Overlooked Winner in the AI Memory BoomRMBS · 247wallst.com · 22 Oct 2026Rambus (NASDAQ:RMBS) Stock Jumps 5.4% – Should You Buy?RMBS · tickerreport.com · 21 Oct 2026Prediction: Rambus Could Benefit Every Time AI Gets FasterRMBS · 247wallst.com · 14 Oct 2026
0 headlines in the last 90 days name Luc Seraphin; 3 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.