William Porter - Net Worth and Insider Trading
William Porter Net Worth
The estimated net worth of William Porter is at least $58 Million dollars as of 2025-04-29. William Porter is the CHIEF FINANCIAL OFFICER of Trinet Group Inc and owns about 744,750 shares of Trinet Group Inc (TNET) stock worth over $58 Million. Details can be seen in William Porter'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 William Porter has not made any transactions after 2017-04-05 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of William Porter
William Porter Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, William Porter owns 2 companies in total, including Trinet Group Inc (TNET) , and Cadence Design Systems Inc (CDNS) .
Click here to see the complete history of William Porter’s form 4 insider trades.
Insider Ownership Summary of William Porter
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
TNET | Trinet Group Inc | 2017-04-05 | CHIEF FINANCIAL OFFICER |
CDNS | Cadence Design Systems Inc | 2007-02-01 | EVP & Chief Financial Officer |
William Porter Latest Holdings Summary
William Porter currently owns a total of 1 stock. William Porter owns 744,750 shares of Trinet Group Inc (TNET) as of April 5, 2017, with a value of $58 Million.
Latest Holdings of William Porter
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
TNET | Trinet Group Inc | 2017-04-05 | 744,750 | 78.36 | 58,358,610 |
Holding Weightings of William Porter
William Porter Form 4 Trading Tracker
According to the SEC Form 4 filings, William Porter has made a total of 0 transactions in Trinet Group Inc (TNET) over the past 5 years. The most-recent trade in Trinet Group Inc is the sale of 15,000 shares on April 5, 2017, which brought William Porter around $424,800.
Insider Trading History of William Porter
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William Porter Trading Performance
William Porter Ownership Network
Ownership Network List of William Porter
Ownership Network Relation of William Porter

William Porter Owned Company Details
What does Trinet Group Inc do?
Who are the key executives at Trinet Group Inc?
William Porter is the CHIEF FINANCIAL OFFICER of Trinet Group Inc. Other key executives at Trinet Group Inc include EVP & CHIEF FINANCIAL OFFICER Kelly L Tuminelli , SVP & CLO & SECRETARY Samantha Wellington , and SVP & CHIEF REVENUE OFFICER Alexander G. Warren .
Trinet Group Inc (TNET) Insider Trades Summary
Over the past 18 months, William Porter made no insider transaction in Trinet Group Inc (TNET). Other recent insider transactions involving Trinet Group Inc (TNET) include a net sale of 41,419 shares made by Burton M. Goldfield , a net sale of 3,475 shares made by Paul Edward Chamberlain , and a net sale of 13,306 shares made by .
In summary, during the past 3 months, insiders sold 1,964 shares of Trinet Group Inc (TNET) in total and bought 13,500 shares, with a net purchase of 11,536 shares. During the past 18 months, 110,380 shares of Trinet Group Inc (TNET) were sold and 13,500 shares were bought by its insiders, resulting in a net sale of 96,880 shares.
Trinet Group Inc (TNET)'s detailed insider trading history can be found in Insider Trading Tracker table.
Trinet Group Inc Insider Transactions
William Porter Mailing Address
Above is the net worth, insider trading, and ownership report for William Porter. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, William Porter's mailing address is: San Leandro Ca 94577.