DONALDSON Co INC (DCI) Insider Ownership

Historic Insider Ownership Trends

Donaldson's three largest insider shareholders as of March 23, 2026 are Tod E. Carpenter (Chairman, President And Ceo, 298.70K shares), Michael J Hoffman (Director, 65.54K shares), John Wiehoff (Director, 63.92K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Tod E. Carpenter Chairman, President And Ceo 298,699 0 29 Sep, 2025
Michael J Hoffman 65,543 0 05 Jan, 2022
John Wiehoff 63,917 0 11 Oct, 2022
Amy C Becker Chief Legal Officer 47,459 0 29 Sep, 2025
Ajita G Rajendra 44,997 0 06 Jan, 2026
Richard Brent Lewis President 44,297 0 03 Oct, 2025
Scott J. Robinson Chief Financial Officer 44,042 0 01 Oct, 2024
Willard D Oberton 29,834 0 08 Jul, 2025
Guillermo Briseno President 29,244 0 25 Sep, 2025
Thomas R Scalf President 28,334 0 18 Mar, 2025
Sheila G. Kramer Chief Human Resources Officer 27,363 0 01 Oct, 2024
Trudy A. Rautio 27,235 0 06 Jan, 2026
Jeffrey E Spethmann Senior Vice President 25,828 0 26 Sep, 2022
James Owens 22,215 0 06 Jan, 2026
Pilar Cruz 16,747 0 06 Jan, 2026
Christopher M. Hilger 15,342 0 06 Jan, 2026
Jacinth C Smiley 7,644 0 06 Jan, 2026
Andrew C Dahlgren President 7,504 0 02 Sep, 2025
Richard M Olson 6,090 0 06 Jan, 2026
Wim Vermeersch Vice President 4,669 0 03 Oct, 2022
Douglas A. Milroy 2,473 0 06 Jan, 2026
Peter Joseph Keller Corporate Controller 2,000 0 30 Dec, 2021
Andrew J. Cebulla Corporate Controller 1,638 0 08 Jul, 2025
Daniel P Shine 1,000 0 06 Jan, 2026
Bradley J. Pogalz Chief Financial Officer 434 0 10 Dec, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
02 Mar, 2026 Richard Brent Lewis Employee Stock Option (right to buy) A 15,500 $0.00 15,500 D A
02 Jan, 2026 Jacinth C Smiley Common Stock A 900 $0.00 7,394 D A
02 Jan, 2026 Ajita G Rajendra Common Stock A 900 $0.00 44,997 D A
02 Jan, 2026 Douglas A. Milroy Common Stock A 900 $0.00 2,473 D A
02 Jan, 2026 Daniel P Shine Common Stock A 900 $0.00 1,000 D A
02 Jan, 2026 Richard M Olson Common Stock A 900 $0.00 6,090 D A
02 Jan, 2026 James Owens Common Stock A 900 $0.00 21,965 D A
02 Jan, 2026 Pilar Cruz Common Stock A 900 $0.00 16,747 D A
02 Jan, 2026 Christopher M. Hilger Common Stock A 375 $89.93 14,442 D A
02 Jan, 2026 Trudy A. Rautio Common Stock A 900 $0.00 26,924 D A
02 Jan, 2026 Christopher M. Hilger Common Stock A 900 $0.00 15,342 D A
02 Jan, 2026 Richard M Olson Stock Option (right to buy) A 3,000 $0.00 3,000 D A
02 Jan, 2026 Daniel P Shine Stock Option (right to buy) A 3,000 $0.00 3,000 D A
02 Jan, 2026 Ajita G Rajendra Stock Option (right to buy) A 3,000 $0.00 3,000 D A
02 Jan, 2026 Pilar Cruz Stock Option (right to buy) A 3,000 $0.00 3,000 D A
02 Jan, 2026 Jacinth C Smiley Common Stock A 250 $89.93 7,644 D A
02 Jan, 2026 Trudy A. Rautio Common Stock A 311 $89.93 27,235 D A
02 Jan, 2026 James Owens Common Stock A 250 $89.93 22,215 D A
02 Jan, 2026 Trudy A. Rautio Stock Option (right to buy) A 3,000 $0.00 3,000 D A
02 Jan, 2026 Douglas A. Milroy Stock Option (right to buy) A 3,000 $0.00 3,000 D A