The estimated Net Worth of John F Grundhofer is at least $2.01 Milion dollars as of 19 September 2012. John Grundhofer owns over 11,000 units of Donaldson Co stock worth over $245,455 and over the last 21 years John sold DCI stock worth over $1,764,543.
John has made over 9 trades of the Donaldson Co stock since 2007, according to the Form 4 filled with the SEC. Most recently John sold 11,000 units of DCI stock worth $398,530 on 19 September 2012.
The largest trade John's ever made was exercising 37,700 units of Donaldson Co stock on 29 August 2012 worth over $901,784. On average, John trades about 2,286 units every 41 days since 2003. As of 19 September 2012 John still owns at least 3,500 units of Donaldson Co stock.
You can see the complete history of John Grundhofer stock trades at the bottom of the page.
John's mailing address filed with the SEC is 1400 WEST 94TH, , BLOOMINGTON, MN, 55431.
Over the last 19 years, insiders at Donaldson Co have traded over $13,969,167 worth of Donaldson Co stock and bought 11,491 units worth $485,379 . The most active insiders traders include Andrew Cecere, Ajita G Rajendra a John Wiehoff. On average, Donaldson Co executives and independent directors trade stock every 25 days with the average trade being worth of $1,020,181. The most recent stock trade was executed by Guillermo Briseno on 3 September 2024, trading 12,000 units of DCI stock currently worth $465,360.
donaldson is one of the nation’s largest and consistently growing filtration manufacturers. we have a rich history beginning in 1915 when our founder, frank a. donaldson, made the first ever successful air cleaner for internal combustion engines. the company has emphasized the role of invention and innovation ever since. we are technology-driven. of our over 13,000 employees, 1,000 of them are scientists and engineers. we strive to solve complex filtration challenges with our value-added innovations. today, those innovative filtration systems are on everything from heavy-duty trucks on the interstate to computer disk drives that store valuable information. donaldson is a member of the s&p midcap 400 index and donaldson shares are traded on the new york stock exchange under the symbol dci.
Donaldson Co executives and other stock owners filed with the SEC include: