MetaCap

Rambus Insider Trades

NASDAQ: RMBSTechnologySemiconductorsUSD

107.53-3.96 (-3.55%)

Market open · Delayed 15 min · as of Oct 8, 3:21 PM ET

Last 12 months

Purchases
0 · $0
Sales
32 · $21.01M
Shares bought / sold
0 / 169.47K
Net activity
Net selling $21.0 million

Rambus insider activity

Over the last 12 months, Rambus insiders reported 62 transactions on SEC Form 4: 0 open-market purchases and 32 sales. Insiders bought $0 and sold $21.0 million worth of stock, for net insider selling of $21.0 million. The largest seller was FAN XIANZHI SEAN, with $5.8 million in reported sales.

The most recent filing shows KISSNER CHARLES (Director) selling 5,000 shares at $111.00 on Oct 2, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put RMBS's ownership changes in context.

Summary generated from market data by MetaCap's automated system. Methodology

RMBS insider transactions

Rambus insider transactions
DateInsiderTypeSharesValueFiling
Oct 2, 2026KISSNER CHARLESDirectorSale5,000$555.00KForm 4
Sep 22, 2026KISSNER CHARLESDirectorSale5,000$525.00KForm 4
Aug 7, 2026KISSNER CHARLESDirectorSale5,000$504.60KForm 4
Jun 3, 2026Sayiner NecipDirectorSale5,000$850.75KForm 4
Jun 2, 2026Higashi EmikoDirectorSale5,000$790.00KForm 4
Jun 2, 2026Higashi EmikoDirectorSale5,000$815.00KForm 4
Jun 1, 2026STANG ERIC BDirectorSale5,000$730.00KForm 4
May 26, 2026FAN XIANZHI SEANEVP, COOSale100$15.23KForm 4
May 26, 2026FAN XIANZHI SEANEVP, COOSale37,814$5.74MForm 4
May 26, 2026Higashi EmikoDirectorSale5,000$787.85KForm 4
May 22, 2026Shinn JohnSVP, General CounselSale1,000$143.63KForm 4
May 8, 2026Sayiner NecipDirectorSale9,824$1.28MForm 4
May 7, 2026LAUB STEVENDirectorSale1,500$188.28KForm 4
May 1, 2026Gagneja SumeetSVP, CFOAward26,802—Form 4
May 1, 2026Gagneja SumeetSVP, CFOAward14,518—Form 4
Apr 24, 2026Rao MeeraDirectorSale2,972$446.69KForm 4
Apr 14, 2026Rao MeeraDirectorSale8,538$1.01MForm 4
Apr 3, 2026Allen John KChief Accounting OfficerTax withholding1,131$104.30KForm 4
Apr 2, 2026Seraphin LucPresident and CEOSale165$14.58KForm 4
Apr 2, 2026Seraphin LucPresident and CEOSale2,750$239.56KForm 4
Apr 2, 2026Seraphin LucPresident and CEOSale2,511$216.05KForm 4
Apr 1, 2026FAN XIANZHI SEANEVP, COOTax withholding9,916$891.94KForm 4
Apr 1, 2026FAN XIANZHI SEANEVP, COOAward22,234—Form 4
Apr 1, 2026Allen John KChief Accounting OfficerTax withholding658$59.19KForm 4
Apr 1, 2026Allen John KChief Accounting OfficerTax withholding495$44.53KForm 4
Apr 1, 2026Allen John KChief Accounting OfficerAward2,779—Form 4
Apr 1, 2026STANG ERIC BDirectorAward2,223—Form 4
Apr 1, 2026KISSNER CHARLESDirectorAward2,223—Form 4
Apr 1, 2026Seraphin LucPresident and CEOTax withholding12,561$1.13MForm 4
Apr 1, 2026Seraphin LucPresident and CEOAward32,684—Form 4
Apr 1, 2026Shinn JohnSVP, General CounselTax withholding1,913$172.07KForm 4
Apr 1, 2026Shinn JohnSVP, General CounselAward5,558—Form 4
Apr 1, 2026PENG VICTORDirectorAward2,223—Form 4
Apr 1, 2026Sayiner NecipDirectorAward2,223—Form 4
Apr 1, 2026Rao MeeraDirectorAward2,223—Form 4
Apr 1, 2026Higashi EmikoDirectorAward2,223—Form 4
Apr 1, 2026LAUB STEVENDirectorAward2,223—Form 4
Mar 10, 2026Shinn JohnSVP, General CounselSale200$17.91KForm 4
Mar 10, 2026Shinn JohnSVP, General CounselSale4,356$386.10KForm 4
Mar 3, 2026Shinn JohnSVP, General CounselSale700$66.42KForm 4
Mar 3, 2026Shinn JohnSVP, General CounselSale1,603$150.79KForm 4
Mar 3, 2026Shinn JohnSVP, General CounselSale2,254$209.10KForm 4
Mar 2, 2026PENG VICTORDirectorAward168—Form 4
Mar 2, 2026Seraphin LucPresident and CEOSale1,300$132.15KForm 4
Mar 2, 2026Seraphin LucPresident and CEOSale6,587$660.00KForm 4
Mar 2, 2026Seraphin LucPresident and CEOSale9,469$939.00KForm 4
Mar 2, 2026Seraphin LucPresident and CEOSale13,654$1.34MForm 4
Mar 2, 2026Seraphin LucPresident and CEOSale7,225$703.57KForm 4
Mar 2, 2026Seraphin LucPresident and CEOSale1,679$160.90KForm 4
Feb 23, 2026Lynch DesmondSVP, CFOSale4,273$433.84KForm 4
Feb 1, 2026FAN XIANZHI SEANEVP, COOTax withholding92,403$10.51MForm 4
Feb 1, 2026FAN XIANZHI SEANEVP, COOAward148,802—Form 4
Feb 1, 2026Seraphin LucPresident and CEOTax withholding92,523$10.52MForm 4
Feb 1, 2026Seraphin LucPresident and CEOAward143,744—Form 4
Feb 1, 2026Shinn JohnSVP, General CounselTax withholding9,884$1.12MForm 4
Feb 1, 2026Shinn JohnSVP, General CounselAward17,276—Form 4
Feb 1, 2026Lynch DesmondSVP, CFOTax withholding22,105$2.51MForm 4
Feb 1, 2026Lynch DesmondSVP, CFOAward34,554—Form 4
Nov 21, 2025FAN XIANZHI SEANEVP, COOGift300—Form 4
Nov 19, 2025FAN XIANZHI SEANEVP, COOGift300—Form 4
Nov 10, 2025STANG ERIC BDirectorSale4,000$447.14KForm 4
Nov 7, 2025STANG ERIC BDirectorSale5,000$511.76KForm 4
Oct 6, 2025Lynch DesmondSVP, CFOSale3,607$367.89KForm 4
Oct 6, 2025Lynch DesmondSVP, CFOSale5,467$553.09KForm 4
Oct 1, 2025Rao MeeraDirectorSale653$66.60KForm 4

Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4

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