William M Cook - Net Worth and Insider Trading
William M Cook Net Worth
The estimated net worth of William M Cook is at least $64 Million dollars as of 2023-04-02. William M Cook is the Chairman, President and CEO of Donaldson Co Inc and owns about 874,710 shares of Donaldson Co Inc (DCI) stock worth over $57 Million. William M Cook is the Director of IDEX Corp and owns about 23,019 shares of IDEX Corp (IEX) stock worth over $5 Million. William M Cook is also the Director of Axalta Coating Systems Ltd and owns about 29,759 shares of Axalta Coating Systems Ltd (AXTA) stock worth over $901,400. Besides these, William M Cook also holds Mativ Holdings Inc (MATV) , Neenah Inc (NP) . Details can be seen in William M Cook's Latest Holdings Summary section.
Transaction Summary of William M Cook
William M Cook Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, William M Cook owns 5 companies in total, including Neenah Inc (NP) , Axalta Coating Systems Ltd (AXTA) , and IDEX Corp (IEX) among others .
Click here to see the complete history of William M Cook’s form 4 insider trades.
Insider Ownership Summary of William M Cook
Ticker | Comapny | Transaction Date | Type of Owner |
---|---|---|---|
NP | Neenah Inc | 2016-07-21 | director |
AXTA | Axalta Coating Systems Ltd | 2019-05-30 | director |
IEX | IDEX Corp | 2022-05-06 | director |
DCI | Donaldson Co Inc | 2003-05-08 | Senior VP and CFO |
MATV | Mativ Holdings Inc | 2022-07-06 | director |
William M Cook Latest Holdings Summary
William M Cook currently owns a total of 5 stocks. Among these stocks, William M Cook owns 874,710 shares of Donaldson Co Inc (DCI) as of April 5, 2010, with a value of $57 Million and a weighting of 89.26000000000001%. William M Cook owns 23,019 shares of IDEX Corp (IEX) as of November 1, 2021, with a value of $5 Million and a weighting of 8.31%. William M Cook also owns 29,759 shares of Axalta Coating Systems Ltd (AXTA) as of March 14, 2023, with a value of $901,400 and a weighting of 1.41%. The other 2 stocks Mativ Holdings Inc (MATV) , Neenah Inc (NP) have a combined weighting of 1.03% among all his current holdings.
Latest Holdings of William M Cook
Ticker | Comapny | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
DCI | Donaldson Co Inc | 2010-04-05 | 874,710 | 65.34 | 57,153,551 |
IEX | IDEX Corp | 2021-11-01 | 23,019 | 231.03 | 5,318,080 |
AXTA | Axalta Coating Systems Ltd | 2023-03-14 | 29,759 | 30.29 | 901,400 |
MATV | Mativ Holdings Inc | 2022-11-14 | 17,534 | 21.47 | 376,455 |
NP | Neenah Inc | 2020-08-26 | 8,781 | 32.00 | 280,992 |
Holding Weightings of William M Cook
William M Cook Form 4 Trading Tracker
According to the SEC Form 4 filings, William M Cook has made a total of 0 transactions in Donaldson Co Inc (DCI) over the past 5 years. The most-recent trade in Donaldson Co Inc is the sale of 27,000 shares on April 5, 2010, which brought William M Cook around $626,670.
According to the SEC Form 4 filings, William M Cook has made a total of 5 transactions in IDEX Corp (IEX) over the past 5 years, including 0 buys and 5 sells. The most-recent trade in IDEX Corp is the sale of 679 shares on November 1, 2021, which brought William M Cook around $151,437.
According to the SEC Form 4 filings, William M Cook has made a total of 2 transactions in Axalta Coating Systems Ltd (AXTA) over the past 5 years, including 2 buys and 0 sells. The most-recent trade in Axalta Coating Systems Ltd is the acquisition of 2,500 shares on March 14, 2023, which cost William M Cook around $73,875.
More details on William M Cook's insider transactions can be found in the Insider Trading History of William M Cook table.Insider Trading History of William M Cook
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William M Cook Trading Performance
GuruFocus tracks the stock performance after each of William M Cook's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by William M Cook is 6.68%. GuruFocus also compares William M Cook's trading performance to market benchmark return within the same time period. The performance of stocks bought by William M Cook within 3 months outperforms 3 times out of 5 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how William M Cook's insider trading performs compared to the benchmark.
Performance of William M Cook
Average Relative Return
14.28%
Outperforming Transactions
100%
1 Month | 3 Months | 6 Months | 1 Year | 2 Years | 3 Years | |
---|---|---|---|---|---|---|
Relative Return(%) | -1.44 | 6.68 | 1.06 | 14.28 | -4.55 | -4.25 |
Relative Return to S&P 500(%) | -1.54 | 4.75 | -1.73 | 0.57 | -16.28 | -16.93 |
William M Cook Ownership Network
Ownership Network List of William M Cook
Ownership Network Relation of William M Cook
William M Cook Owned Company Details

What does Neenah Inc do?
Neenah Inc produces and sells a variety of paper and performance-based technical products. The company reportable segments include Technical Products which sells filtration products used to filter air, fuel, water, and oil in automobiles. It's Fine Paper and Packaging, sells paper for writing, specialty paper, and envelopes used in corporate-branded paper materials, labels, and packaging. The company generates maximum revenue from Technical product segment. Geographically, it operates in North America, Spain, Germany and Rest of Europe.
Who are the key executives at Neenah Inc?
William M Cook is the director of Neenah Inc. Other key executives at Neenah Inc include VP & Controller & CAO Kimberly Ann Debrock , EVP & Operations Jason T Free , and SVP & President - Fine Paper Kingsley E. Shannon .
Neenah Inc (NP) Insider Trades Summary
Over the past 18 months, William M Cook made no insider transaction in Neenah Inc (NP). Other recent insider transactions involving Neenah Inc (NP) include a net sale of 1,505 shares made by Julie Schertell , a net sale of 1,100 shares made by Margaret S Dano , and a net sale of 491 shares made by Larry Newton Brownlee .
In summary, during the past 3 months, insiders sold 0 shares of Neenah Inc (NP) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 3,580 shares of Neenah Inc (NP) were sold and 0 shares were bought by its insiders, resulting in a net sale of 3,580 shares.
Neenah Inc (NP)'s detailed insider trading history can be found in Insider Trading Tracker table.
Neenah Inc Insider Transactions
William M Cook Mailing Address
Above is the net worth, insider trading, and ownership report for William M Cook. You might contact William M Cook via mailing address: 1925 West Field Court, Suite 200, Lake Forest Il 60045.