Duane Dunham - Net Worth and Insider Trading
Duane Dunham Net Worth
The estimated net worth of Duane Dunham is at least $90,066 dollars as of 2025-04-27. Duane Dunham is the Director of Minerals Technologies Inc and owns about 1,700 shares of Minerals Technologies Inc (MTX) stock worth over $90,066. Details can be seen in Duane Dunham'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 Duane Dunham has not made any transactions after 2015-09-22 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Duane Dunham
Duane Dunham Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Duane Dunham owns 1 companies in total, including Minerals Technologies Inc (MTX) .
Click here to see the complete history of Duane Dunham’s form 4 insider trades.
Insider Ownership Summary of Duane Dunham
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
MTX | Minerals Technologies Inc | 2015-09-22 | director |
Duane Dunham Latest Holdings Summary
Duane Dunham currently owns a total of 1 stock. Duane Dunham owns 1,700 shares of Minerals Technologies Inc (MTX) as of September 22, 2015, with a value of $90,066.
Latest Holdings of Duane Dunham
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
MTX | Minerals Technologies Inc | 2015-09-22 | 1,700 | 52.98 | 90,066 |
Holding Weightings of Duane Dunham
Duane Dunham Form 4 Trading Tracker
According to the SEC Form 4 filings, Duane Dunham has made a total of 0 transactions in Minerals Technologies Inc (MTX) over the past 5 years. The most-recent trade in Minerals Technologies Inc is the acquisition of 500 shares on September 22, 2015, which cost Duane Dunham around $25,850.
Insider Trading History of Duane Dunham
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Duane Dunham Trading Performance
GuruFocus tracks the stock performance after each of Duane Dunham's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Duane Dunham is -2.85%. GuruFocus also compares Duane Dunham's trading performance to market benchmark return within the same time period. The performance of stocks bought by Duane Dunham within 3 months outperforms 1 times out of 4 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Duane Dunham's insider trading performs compared to the benchmark.
Duane Dunham Ownership Network
Ownership Network List of Duane Dunham
Ownership Network Relation of Duane Dunham

Duane Dunham Owned Company Details
What does Minerals Technologies Inc do?
Who are the key executives at Minerals Technologies Inc?
Duane Dunham is the director of Minerals Technologies Inc. Other key executives at Minerals Technologies Inc include Vice President Dj Iii Monagle , Vice President Jonathan J Hastings , and Vice President Brett Argirakis .
Minerals Technologies Inc (MTX) Insider Trades Summary
Over the past 18 months, Duane Dunham made no insider transaction in Minerals Technologies Inc (MTX). Other recent insider transactions involving Minerals Technologies Inc (MTX) include a net sale of 60,203 shares made by Jonathan J Hastings , a net sale of 30,007 shares made by Dj Iii Monagle , and a net sale of 50,650 shares made by Douglas T Dietrich .
In summary, during the past 3 months, insiders sold 0 shares of Minerals Technologies Inc (MTX) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 162,775 shares of Minerals Technologies Inc (MTX) were sold and 400 shares were bought by its insiders, resulting in a net sale of 162,375 shares.
Minerals Technologies Inc (MTX)'s detailed insider trading history can be found in Insider Trading Tracker table.
Minerals Technologies Inc Insider Transactions
Duane Dunham Mailing Address
Above is the net worth, insider trading, and ownership report for Duane Dunham. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Duane Dunham's mailing address is: New York Ny 10017.