Peter Y Tam - Net Worth and Insider Trading
Peter Y Tam Net Worth
The estimated net worth of Peter Y Tam is at least $442 dollars as of 2025-04-12. Peter Y Tam is the President of VIVUS Inc and owns about 3,763 shares of VIVUS Inc (VVUSQ) stock worth over $442. Details can be seen in Peter Y Tam'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 Peter Y Tam has not made any transactions after 2012-07-18 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Peter Y Tam
Peter Y Tam Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Peter Y Tam owns 1 companies in total, including VIVUS Inc (VVUSQ) .
Click here to see the complete history of Peter Y Tam’s form 4 insider trades.
Peter Y Tam Latest Holdings Summary
Peter Y Tam currently owns a total of 1 stock. Peter Y Tam owns 3,763 shares of VIVUS Inc (VVUSQ) as of July 18, 2012, with a value of $442.
Peter Y Tam Form 4 Trading Tracker
According to the SEC Form 4 filings, Peter Y Tam has made a total of 0 transactions in VIVUS Inc (VVUSQ) over the past 5 years. The most-recent trade in VIVUS Inc is the sale of 2,500 shares on July 18, 2012, which brought Peter Y Tam around $773,750.
Insider Trading History of Peter Y Tam
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Peter Y Tam Trading Performance
GuruFocus tracks the stock performance after each of Peter Y Tam's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Peter Y Tam is 12.23%. GuruFocus also compares Peter Y Tam's trading performance to market benchmark return within the same time period. The performance of stocks bought by Peter Y Tam within 3 months outperforms 3 times out of 6 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Peter Y Tam's insider trading performs compared to the benchmark.
Peter Y Tam Ownership Network
Ownership Network List of Peter Y Tam
Ownership Network Relation of Peter Y Tam

Peter Y Tam Owned Company Details
What does VIVUS Inc do?
Who are the key executives at VIVUS Inc?
Peter Y Tam is the director & President of VIVUS Inc. Other key executives at VIVUS Inc include director & Chief Executive Officer John P. Amos , Chief Medical Officer Santosh T Varghese , and Chief Financial Officer & CAO Mark K Oki .
VIVUS Inc (VVUSQ) Insider Trades Summary
In summary, during the past 3 months, insiders sold 0 shares of VIVUS Inc (VVUSQ) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of VIVUS Inc (VVUSQ) were sold and 0 shares were bought by its insiders, resulting in a net sale of 0 shares.
VIVUS Inc (VVUSQ)'s detailed insider trading history can be found in Insider Trading Tracker table.
VIVUS Inc Insider Transactions
Peter Y Tam Mailing Address
Above is the net worth, insider trading, and ownership report for Peter Y Tam. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Peter Y Tam's mailing address is: 1172 Castro Street Mountain View Ca 94040.