Xianzhi Sean Fan - Net Worth and Insider Trading
Xianzhi Sean Fan Net Worth
The estimated net worth of Xianzhi Sean Fan is at least $11 Million dollars as of 2025-07-21. Xianzhi Sean Fan is the EVP, COO of Rambus Inc and owns about 93,841 shares of Rambus Inc (RMBS) stock worth over $7 Million. Xianzhi Sean Fan is also the Sr Vice President&Corporate GM of Integrated Device Technology Inc and owns about 92,590 shares of Integrated Device Technology Inc (IDTI) stock worth over $5 Million. Details can be seen in Xianzhi Sean Fan'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 Xianzhi Sean Fan has not made any transactions after 2025-02-19 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Xianzhi Sean Fan
Xianzhi Sean Fan Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Xianzhi Sean Fan owns 2 companies in total, including Rambus Inc (RMBS) , and Integrated Device Technology Inc (IDTI) .
Click here to see the complete history of Xianzhi Sean Fan’s form 4 insider trades.
Insider Ownership Summary of Xianzhi Sean Fan
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
RMBS | Rambus Inc | 2025-02-19 | COO |
IDTI | Integrated Device Technology Inc | 2019-03-29 | Sr Vice President&Corporate GM |
Xianzhi Sean Fan Latest Holdings Summary
Xianzhi Sean Fan currently owns a total of 2 stocks. Among these stocks, Xianzhi Sean Fan owns 93,841 shares of Rambus Inc (RMBS) as of February 19, 2025, with a value of $7 Million and a weighting of 58.92%. Xianzhi Sean Fan also owns 92,590 shares of Integrated Device Technology Inc (IDTI) as of June 15, 2018, with a value of $5 Million and a weighting of 41.08%.
Latest Holdings of Xianzhi Sean Fan
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
RMBS | Rambus Inc | 2025-02-19 | 93,841 | 69.32 | 6,505,058 |
IDTI | Integrated Device Technology Inc | 2018-06-15 | 92,590 | 48.99 | 4,535,984 |
Holding Weightings of Xianzhi Sean Fan
Xianzhi Sean Fan Form 4 Trading Tracker
According to the SEC Form 4 filings, Xianzhi Sean Fan has made a total of 9 transactions in Rambus Inc (RMBS) over the past 5 years, including 0 buys and 9 sells. The most-recent trade in Rambus Inc is the sale of 52,327 shares on February 19, 2025, which brought Xianzhi Sean Fan around $4 Million.
According to the SEC Form 4 filings, Xianzhi Sean Fan has made a total of 0 transactions in Integrated Device Technology Inc (IDTI) over the past 5 years. The most-recent trade in Integrated Device Technology Inc is the sale of 2,650 shares on June 15, 2018, which brought Xianzhi Sean Fan around $91,664.
Insider Trading History of Xianzhi Sean Fan
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Xianzhi Sean Fan Trading Performance
Xianzhi Sean Fan Ownership Network
Ownership Network List of Xianzhi Sean Fan
Ownership Network Relation of Xianzhi Sean Fan

Xianzhi Sean Fan Owned Company Details
What does Rambus Inc do?
Who are the key executives at Rambus Inc?
Xianzhi Sean Fan is the COO of Rambus Inc. Other key executives at Rambus Inc include SVP & CFO Desmond Lynch , Interim CEO & SVP & GM Luc Seraphin , and SVP & General Counsel John Shinn .
Rambus Inc (RMBS) Insider Trades Summary
Over the past 18 months, Xianzhi Sean Fan made 4 insider transaction in Rambus Inc (RMBS) with a net sale of 110,101. Other recent insider transactions involving Rambus Inc (RMBS) include a net sale of 153,133 shares made by Luc Seraphin , a net sale of 33,440 shares made by John Shinn , and a net sale of 14,698 shares made by Desmond Lynch .
In summary, during the past 3 months, insiders sold 19,874 shares of Rambus Inc (RMBS) in total and bought 0 shares, with a net sale of 19,874 shares. During the past 18 months, 341,966 shares of Rambus Inc (RMBS) were sold and 0 shares were bought by its insiders, resulting in a net sale of 341,966 shares.
Rambus Inc (RMBS)'s detailed insider trading history can be found in Insider Trading Tracker table.
Rambus Inc Insider Transactions
Xianzhi Sean Fan Mailing Address
Above is the net worth, insider trading, and ownership report for Xianzhi Sean Fan. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Xianzhi Sean Fan's mailing address is: San Jose Ca 95138.