James R Fiebiger - Net Worth and Insider Trading
James R Fiebiger Net Worth
The estimated net worth of James R Fiebiger is at least $2 Million dollars as of 2025-06-28. James R Fiebiger is the Director of Mentor Graphics Corp and owns about 29,601 shares of Mentor Graphics Corp (MENT) stock worth over $1 Million. James R Fiebiger is the Director of Power Integrations Inc and owns about 14,600 shares of Power Integrations Inc (POWI) stock worth over $813,950. James R Fiebiger is also the Director of QLogic Corp and owns about 15,612 shares of QLogic Corp (QLGC) stock worth over $250,885. Besides these, James R Fiebiger also holds Pixelworks Inc (PXLW) . Details can be seen in James R Fiebiger'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 James R Fiebiger has not made any transactions after 2011-08-05 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of James R Fiebiger
James R Fiebiger Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, James R Fiebiger owns 4 companies in total, including QLogic Corp (QLGC) , Power Integrations Inc (POWI) , and Pixelworks Inc (PXLW) among others .
Click here to see the complete history of James R Fiebiger’s form 4 insider trades.
Insider Ownership Summary of James R Fiebiger
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
QLGC | QLogic Corp | 2011-08-25 | director |
POWI | Power Integrations Inc | 2011-08-05 | director |
PXLW | Pixelworks Inc | 2011-08-05 | director |
![]() | ![]() | 2010-07-01 | director |
James R Fiebiger Latest Holdings Summary
James R Fiebiger currently owns a total of 4 stocks. Among these stocks, James R Fiebiger owns 29,601 shares of Mentor Graphics Corp (MENT) as of March 11, 2009, with a value of $1 Million and a weighting of 49.64%. James R Fiebiger owns 14,600 shares of Power Integrations Inc (POWI) as of August 5, 2011, with a value of $813,950 and a weighting of 36.65%. James R Fiebiger also owns 15,612 shares of QLogic Corp (QLGC) as of May 12, 2011, with a value of $250,885 and a weighting of 11.3%. The other 1 stocks Pixelworks Inc (PXLW) have a combined weighting of 2.41% among all his current holdings.
Latest Holdings of James R Fiebiger
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
MENT | Mentor Graphics Corp | 2009-03-11 | 29,601 | 37.25 | 1,102,637 |
POWI | Power Integrations Inc | 2011-08-05 | 14,600 | 55.75 | 813,950 |
QLGC | QLogic Corp | 2011-05-12 | 15,612 | 16.07 | 250,885 |
PXLW | Pixelworks Inc | 2011-08-05 | 7,750 | 6.92 | 53,630 |
Holding Weightings of James R Fiebiger
James R Fiebiger Form 4 Trading Tracker
According to the SEC Form 4 filings, James R Fiebiger has made a total of 0 transactions in Mentor Graphics Corp (MENT) over the past 5 years. The most-recent trade in Mentor Graphics Corp is the acquisition of 5,400 shares on March 11, 2009, which cost James R Fiebiger around $18,576.
According to the SEC Form 4 filings, James R Fiebiger has made a total of 0 transactions in Power Integrations Inc (POWI) over the past 5 years. The most-recent trade in Power Integrations Inc is the acquisition of 3,000 shares on August 5, 2011, which cost James R Fiebiger around $45,405.
According to the SEC Form 4 filings, James R Fiebiger has made a total of 0 transactions in QLogic Corp (QLGC) over the past 5 years. The most-recent trade in QLogic Corp is the sale of 40,000 shares on May 12, 2011, which brought James R Fiebiger around $714,400.
More details on James R Fiebiger's insider transactions can be found in the Insider Trading History of James R Fiebiger table.Insider Trading History of James R Fiebiger
- 1
James R Fiebiger Trading Performance
GuruFocus tracks the stock performance after each of James R Fiebiger's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by James R Fiebiger is 8.46%. GuruFocus also compares James R Fiebiger's trading performance to market benchmark return within the same time period. The performance of stocks bought by James R Fiebiger within 3 months outperforms 6 times out of 14 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how James R Fiebiger's insider trading performs compared to the benchmark.
Performance of James R Fiebiger
James R Fiebiger Ownership Network
Ownership Network List of James R Fiebiger
Ownership Network Relation of James R Fiebiger

James R Fiebiger Owned Company Details
What does QLogic Corp do?
Who are the key executives at QLogic Corp?
James R Fiebiger is the director of QLogic Corp. Other key executives at QLogic Corp include director & Executive Chairman Christine King , Acting CEO & Senior VP and CFO Jean X. Hu , and Senior VP - WW Sales Anthony Carrozza .
QLogic Corp (QLGC) Insider Trades Summary
In summary, during the past 3 months, insiders sold 0 shares of QLogic Corp (QLGC) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of QLogic Corp (QLGC) were sold and 0 shares were bought by its insiders, resulting in a net sale of 0 shares.
QLogic Corp (QLGC)'s detailed insider trading history can be found in Insider Trading Tracker table.
QLogic Corp Insider Transactions
James R Fiebiger Mailing Address
Above is the net worth, insider trading, and ownership report for James R Fiebiger. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, James R Fiebiger's mailing address is: Wilsonville Or 97070-7777.