Luc Seraphin - Net Worth and Insider Trading
Luc Seraphin Net Worth
The estimated net worth of Luc Seraphin is at least $16 Million dollars as of 2025-04-27. Luc Seraphin is the President and CEO of Rambus Inc and owns about 319,241 shares of Rambus Inc (RMBS) stock worth over $16 Million. Details can be seen in Luc Seraphin's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that Luc Seraphin has not made any transactions after 2025-04-23 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Luc Seraphin
Luc Seraphin Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Luc Seraphin owns 1 companies in total, including Rambus Inc (RMBS) .
Click here to see the complete history of Luc Seraphin’s form 4 insider trades.
Insider Ownership Summary of Luc Seraphin
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
RMBS | Rambus Inc | 2025-04-23 | Interim CEO & SVP & GM |
Luc Seraphin Latest Holdings Summary
Luc Seraphin currently owns a total of 1 stock. Luc Seraphin owns 319,241 shares of Rambus Inc (RMBS) as of April 23, 2025, with a value of $16 Million.
Latest Holdings of Luc Seraphin
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
RMBS | Rambus Inc | 2025-04-23 | 319,241 | 50.94 | 16,262,137 |
Holding Weightings of Luc Seraphin
Luc Seraphin Form 4 Trading Tracker
According to the SEC Form 4 filings, Luc Seraphin has made a total of 39 transactions in Rambus Inc (RMBS) over the past 5 years, including 0 buys and 39 sells. The most-recent trade in Rambus Inc is the sale of 7,603 shares on April 23, 2025, which brought Luc Seraphin around $354,604.
Insider Trading History of Luc Seraphin
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Luc Seraphin Trading Performance
Luc Seraphin Ownership Network
Ownership Network List of Luc Seraphin
Ownership Network Relation of Luc Seraphin

Luc Seraphin Owned Company Details
What does Rambus Inc do?
Who are the key executives at Rambus Inc?
Luc Seraphin is the Interim CEO & SVP & GM of Rambus Inc. Other key executives at Rambus Inc include SVP & General Counsel John Shinn , SVP & CFO Desmond Lynch , and COO Xianzhi Sean Fan .
Rambus Inc (RMBS) Insider Trades Summary
Over the past 18 months, Luc Seraphin made 13 insider transaction in Rambus Inc (RMBS) with a net sale of 153,133. Other recent insider transactions involving Rambus Inc (RMBS) include a net sale of 33,440 shares made by John Shinn , a net sale of 127,005 shares made by Xianzhi Sean Fan , and a net sale of 19,945 shares made by Desmond Lynch .
In summary, during the past 3 months, insiders sold 133,563 shares of Rambus Inc (RMBS) in total and bought 0 shares, with a net sale of 133,563 shares. During the past 18 months, 383,649 shares of Rambus Inc (RMBS) were sold and 0 shares were bought by its insiders, resulting in a net sale of 383,649 shares.
Rambus Inc (RMBS)'s detailed insider trading history can be found in Insider Trading Tracker table.
Rambus Inc Insider Transactions
Luc Seraphin Mailing Address
Above is the net worth, insider trading, and ownership report for Luc Seraphin. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Luc Seraphin's mailing address is: San Jose Ca 95134.