Stuart Huizinga - Net Worth and Insider Trading
Stuart Huizinga Net Worth
The estimated net worth of Stuart Huizinga is at least $3 Million dollars as of 2025-07-25. Stuart Huizinga is the Director of QuinStreet Inc and owns about 171,923 shares of QuinStreet Inc (QNST) stock worth over $3 Million. Stuart Huizinga is also the Sr. VP & CFO of eHealth Inc and owns about 54,625 shares of eHealth Inc (EHTH) stock worth over $207,575. Details can be seen in Stuart Huizinga'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 Stuart Huizinga has not made any transactions after 2024-11-29 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Stuart Huizinga
Stuart Huizinga Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Stuart Huizinga owns 3 companies in total, including QuinStreet Inc (QNST) , eHealth Inc (EHTH) , and Movella Holdings Inc (MVLA) .
Click here to see the complete history of Stuart Huizinga’s form 4 insider trades.
Insider Ownership Summary of Stuart Huizinga
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
QNST | QuinStreet Inc | 2024-11-29 | director |
EHTH | eHealth Inc | 2015-12-03 | Sr. VP & CFO |
MVLA | Movella Holdings Inc | 2023-02-10 | director |
Stuart Huizinga Latest Holdings Summary
Stuart Huizinga currently owns a total of 2 stocks. Among these stocks, Stuart Huizinga owns 171,923 shares of QuinStreet Inc (QNST) as of November 29, 2024, with a value of $3 Million and a weighting of 93.19%. Stuart Huizinga also owns 54,625 shares of eHealth Inc (EHTH) as of December 3, 2015, with a value of $207,575 and a weighting of 6.81%.
Latest Holdings of Stuart Huizinga
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
QNST | QuinStreet Inc | 2024-11-29 | 171,923 | 16.51 | 2,838,449 |
EHTH | eHealth Inc | 2015-12-03 | 54,625 | 3.80 | 207,575 |
Holding Weightings of Stuart Huizinga
Stuart Huizinga Form 4 Trading Tracker
According to the SEC Form 4 filings, Stuart Huizinga has made a total of 3 transactions in QuinStreet Inc (QNST) over the past 5 years, including 0 buys and 3 sells. The most-recent trade in QuinStreet Inc is the sale of 2,980 shares on November 29, 2024, which brought Stuart Huizinga around $68,540.
According to the SEC Form 4 filings, Stuart Huizinga has made a total of 0 transactions in eHealth Inc (EHTH) over the past 5 years. The most-recent trade in eHealth Inc is the sale of 24,999 shares on December 3, 2015, which brought Stuart Huizinga around $307,988.
Insider Trading History of Stuart Huizinga
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Stuart Huizinga Trading Performance
Stuart Huizinga Ownership Network
Ownership Network List of Stuart Huizinga
Ownership Network Relation of Stuart Huizinga

Stuart Huizinga Owned Company Details
What does QuinStreet Inc do?
Who are the key executives at QuinStreet Inc?
Stuart Huizinga is the director of QuinStreet Inc. Other key executives at QuinStreet Inc include CFO Gregory Wong , director & 10 percent owner & Chief Executive Officer Douglas Valenti , and Chief Technology Officer Nina Bhanap .
QuinStreet Inc (QNST) Insider Trades Summary
Over the past 18 months, Stuart Huizinga made 3 insider transaction in QuinStreet Inc (QNST) with a net sale of 40,000. Other recent insider transactions involving QuinStreet Inc (QNST) include a net sale of 81,674 shares made by Gregory Wong , a net sale of 11,000 shares made by David J Pauldine , and a net sale of 30,000 shares made by Matthew Glickman .
In summary, during the past 3 months, insiders sold 0 shares of QuinStreet Inc (QNST) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 201,043 shares of QuinStreet Inc (QNST) were sold and 0 shares were bought by its insiders, resulting in a net sale of 201,043 shares.
QuinStreet Inc (QNST)'s detailed insider trading history can be found in Insider Trading Tracker table.
QuinStreet Inc Insider Transactions
Stuart Huizinga Mailing Address
Above is the net worth, insider trading, and ownership report for Stuart Huizinga. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Stuart Huizinga's mailing address is: Mountain View Ca 94043.