R Stephen Heinrichs - Net Worth and Insider Trading
R Stephen Heinrichs Net Worth
The estimated net worth of R Stephen Heinrichs is at least $760,775 dollars as of 2025-05-18. R Stephen Heinrichs is the Director of PDF Solutions Inc and owns about 38,618 shares of PDF Solutions Inc (PDFS) stock worth over $760,775. Details can be seen in R Stephen Heinrichs'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 R Stephen Heinrichs has not made any transactions after 2016-05-27 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of R Stephen Heinrichs
R Stephen Heinrichs Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, R Stephen Heinrichs owns 2 companies in total, including PDF Solutions Inc (PDFS) , and Avistar Communications Corp (AVSR) .
Click here to see the complete history of R Stephen Heinrichs’s form 4 insider trades.
Insider Ownership Summary of R Stephen Heinrichs
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
PDFS | PDF Solutions Inc | 2016-05-27 | director |
AVSR | Avistar Communications Corp | 2012-01-01 | director & 10 percent owner |
R Stephen Heinrichs Latest Holdings Summary
R Stephen Heinrichs currently owns a total of 1 stock. R Stephen Heinrichs owns 38,618 shares of PDF Solutions Inc (PDFS) as of May 27, 2016, with a value of $760,775.
Latest Holdings of R Stephen Heinrichs
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
PDFS | PDF Solutions Inc | 2016-05-27 | 38,618 | 19.70 | 760,775 |
Holding Weightings of R Stephen Heinrichs
R Stephen Heinrichs Form 4 Trading Tracker
According to the SEC Form 4 filings, R Stephen Heinrichs has made a total of 0 transactions in PDF Solutions Inc (PDFS) over the past 5 years. The most-recent trade in PDF Solutions Inc is the acquisition of 6,118 shares on May 27, 2016, which cost R Stephen Heinrichs around $87,120.
Insider Trading History of R Stephen Heinrichs
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R Stephen Heinrichs Trading Performance
GuruFocus tracks the stock performance after each of R Stephen Heinrichs's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by R Stephen Heinrichs is 16.59%. GuruFocus also compares R Stephen Heinrichs's trading performance to market benchmark return within the same time period. The performance of stocks bought by R Stephen Heinrichs within 3 months outperforms 2 times out of 2 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how R Stephen Heinrichs's insider trading performs compared to the benchmark.
Performance of R Stephen Heinrichs
R Stephen Heinrichs Ownership Network
Ownership Network List of R Stephen Heinrichs
Ownership Network Relation of R Stephen Heinrichs

R Stephen Heinrichs Owned Company Details
What does PDF Solutions Inc do?
Who are the key executives at PDF Solutions Inc?
R Stephen Heinrichs is the director of PDF Solutions Inc. Other key executives at PDF Solutions Inc include director & CEO & President John Kachig Kibarian , CTO Andrzej Strojwas , and EVP & Finance and CFO Adnan Raza .
PDF Solutions Inc (PDFS) Insider Trades Summary
Over the past 18 months, R Stephen Heinrichs made no insider transaction in PDF Solutions Inc (PDFS). Other recent insider transactions involving PDF Solutions Inc (PDFS) include a net purchase of 5,750 shares made by Michael B Gustafson , a net sale of 11,283 shares made by Andrzej Strojwas , and a net sale of 3,800 shares made by Nancy Erba .
In summary, during the past 3 months, insiders sold 0 shares of PDF Solutions Inc (PDFS) in total and bought 61,500 shares, with a net purchase of 61,500 shares. During the past 18 months, 80,011 shares of PDF Solutions Inc (PDFS) were sold and 61,500 shares were bought by its insiders, resulting in a net sale of 18,511 shares.
PDF Solutions Inc (PDFS)'s detailed insider trading history can be found in Insider Trading Tracker table.
PDF Solutions Inc Insider Transactions
R Stephen Heinrichs Mailing Address
Above is the net worth, insider trading, and ownership report for R Stephen Heinrichs. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, R Stephen Heinrichs's mailing address is: Sunnyvale Ca 94089.