RMBS
insider transactionsRAMBUS INC — buys & sells by directors, officers and 10% owners A shareholder owning more than 10% of the company. Must report trades, but usually a weaker signal than an officer or director. (SEC Form 4).
Net shares · 90d
-92.2K
0 buy · 92.2K sell
Net value · 90d
-$13.3M
$0 in · $13.3M out
Sentiment · 90d
Net selling
0% buying · 100% selling
Open-market trades · 90d
15
0 buy · 92.2K sell
Net buy / sell volume
Not enough data to chart yet.
Tap or hover the chart for daily net volume. Green = net buying, red = net selling.
All transactions
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Sell·S
Director
$850.8K
5.0K sh · $170.15
Own -22%
-
Sell·S
Director
$790.0K
5.0K sh · $158.00
Own -9%
-
Sell·S
Director
$815.0K
5.0K sh · $163.00
Own -8%
-
Sell·S
Director
$730.0K
5.0K sh · $146.00
Own -21%
-
Sell·S
EVP, COO
$15.2K
100 sh · $152.35
Own -0%
-
Sell·S
EVP, COO
$5.7M
37.8K sh · $151.69
Own -18%
-
Sell·S
Director
$787.9K
5.0K sh · $157.57
Own -8%
-
Sell·S
SVP, General Counsel
$143.6K
1.0K sh · $143.63
Own -5%
-
Sell·S
Director
$1.3M
9.8K sh · $130.18
Own -30%
-
Sell·S
Director
$188.3K
1.5K sh · $125.52
Own -17%
-
Grant·A
Sumeet Gagneja KEY
SVP, CFO
$0
26.8K sh
Own +185%
-
Grant·A
Sumeet Gagneja KEY
SVP, CFO
$0
14.5K sh
Own New
-
Sell·S
Director · 10b5-1
$446.7K
3.0K sh · $150.30
Own -13%
-
Sell·S
Director · 10b5-1
$1.0M
8.5K sh · $118.08
Own -27%
-
Other·F
Chief Accounting Officer
$104.3K
1.1K sh · $92.22
Own -6%
-
Sell·S
Luc Seraphin KEY
President and CEO · 10b5-1
$14.6K
165 sh · $88.35
Own -0%
-
Sell·S
Luc Seraphin KEY
President and CEO · 10b5-1
$239.6K
2.8K sh · $87.11
Own -1%
-
Sell·S
Luc Seraphin KEY
President and CEO · 10b5-1
$216.0K
2.5K sh · $86.04
Own -1%
-
Grant·A
Director
$0
2.2K sh
Own +8%
-
Grant·A
Director
$0
2.2K sh
Own +7%
-
Grant·A
Director
$0
2.2K sh
Own New
-
Other·F
SVP, General Counsel
$172.1K
1.9K sh · $89.95
Own -8%
-
Grant·A
SVP, General Counsel
$0
5.6K sh
Own +30%
-
Other·F
Luc Seraphin KEY
President and CEO · 10b5-1
$1.1M
12.6K sh · $89.95
Own -3%
-
Grant·A
Luc Seraphin KEY
President and CEO · 10b5-1
$0
32.7K sh
Own +10%
-
Grant·A
Director
$0
2.2K sh
Own +1323%
-
Grant·A
Director
$0
2.2K sh
Own +33%
-
Grant·A
Director
$0
2.2K sh
Own +6%
-
Grant·A
Director
$0
2.2K sh
Own +4%
-
Other·F
EVP, COO
$891.9K
9.9K sh · $89.95
Own -5%
-
Grant·A
EVP, COO
$0
22.2K sh
Own +11%
-
Other·F
Chief Accounting Officer
$59.2K
658 sh · $89.95
Own -3%
-
Other·F
Chief Accounting Officer
$44.5K
495 sh · $89.95
Own -3%
-
Grant·A
Chief Accounting Officer
$0
2.8K sh
Own +17%
| Date▾ | Insider | Type | Shares | Value |
|---|---|---|---|---|
| Jun 3, 2026 | Necip Sayiner | Sell S | 5.0K | $850.8K |
| Jun 2, 2026 | Emiko Higashi | Sell S | 5.0K | $790.0K |
| Jun 2, 2026 | Emiko Higashi | Sell S | 5.0K | $815.0K |
| Jun 1, 2026 | Eric B Stang | Sell S | 5.0K | $730.0K |
| May 26, 2026 | Xianzhi Sean Fan | Sell S | 100 | $15.2K |
| May 26, 2026 | Xianzhi Sean Fan | Sell S | 37.8K | $5.7M |
| May 26, 2026 | Emiko Higashi | Sell S | 5.0K | $787.9K |
| May 22, 2026 | John Shinn | Sell S | 1.0K | $143.6K |
| May 8, 2026 | Necip Sayiner | Sell S | 9.8K | $1.3M |
| May 7, 2026 | Steven Laub | Sell S | 1.5K | $188.3K |
| May 1, 2026 | Sumeet Gagneja KEY | Grant A | 26.8K | $0 |
| May 1, 2026 | Sumeet Gagneja KEY | Grant A | 14.5K | $0 |
| Apr 24, 2026 | Meera Rao 10b5-1 | Sell S | 3.0K | $446.7K |
| Apr 14, 2026 | Meera Rao 10b5-1 | Sell S | 8.5K | $1.0M |
| Apr 3, 2026 | John K Allen | Other F | 1.1K | $104.3K |
| Apr 2, 2026 | Luc Seraphin KEY 10b5-1 | Sell S | 165 | $14.6K |
| Apr 2, 2026 | Luc Seraphin KEY 10b5-1 | Sell S | 2.8K | $239.6K |
| Apr 2, 2026 | Luc Seraphin KEY 10b5-1 | Sell S | 2.5K | $216.0K |
| Apr 1, 2026 | Meera Rao | Grant A | 2.2K | $0 |
| Apr 1, 2026 | Necip Sayiner | Grant A | 2.2K | $0 |
| Apr 1, 2026 | Eric B Stang | Grant A | 2.2K | $0 |
| Apr 1, 2026 | John Shinn | Other F | 1.9K | $172.1K |
| Apr 1, 2026 | John Shinn | Grant A | 5.6K | $0 |
| Apr 1, 2026 | Luc Seraphin KEY 10b5-1 | Other F | 12.6K | $1.1M |
| Apr 1, 2026 | Luc Seraphin KEY 10b5-1 | Grant A | 32.7K | $0 |
| Apr 1, 2026 | Victor Peng | Grant A | 2.2K | $0 |
| Apr 1, 2026 | Steven Laub | Grant A | 2.2K | $0 |
| Apr 1, 2026 | Charles Kissner | Grant A | 2.2K | $0 |
| Apr 1, 2026 | Emiko Higashi | Grant A | 2.2K | $0 |
| Apr 1, 2026 | Xianzhi Sean Fan | Other F | 9.9K | $891.9K |
| Apr 1, 2026 | Xianzhi Sean Fan | Grant A | 22.2K | $0 |
| Apr 1, 2026 | John K Allen | Other F | 658 | $59.2K |
| Apr 1, 2026 | John K Allen | Other F | 495 | $44.5K |
| Apr 1, 2026 | John K Allen | Grant A | 2.8K | $0 |
About RMBS insider trading
This page tracks insider transactions for RAMBUS INC (RMBS) reported to the U.S. Securities and Exchange Commission on Form 4. Corporate insiders — directors, executive officers and beneficial owners of more than 10% of the stock — must disclose their trades within two business days. Open-market purchases (code P) and sales (code S) made at the insider's discretion are the most-watched opportunistic signals, while awards (A), option exercises (M) and tax-withholding (F) reflect compensation rather than conviction. Trades marked 10b5-1 were made under a pre-arranged plan and are considered routine. A cluster buy — several insiders buying within a short window — is historically a stronger bullish indicator than any single trade.