DONALDSON Co INC (DCI)

Latest Insider Confidence Score

2026Q1

48.4
Bearish

Company insider confidence (by quarter)

2015Q3 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Carpenter Tod E. CEO 321,593 Oct 3, 2025
Ward Jay L President 93,747 Dec 21, 2015
Wiehoff John Director 63,917 Oct 11, 2022
Becker Amy C Chief Legal Officer 57,575 Oct 3, 2025
Perushek Mary Lynne President 47,456 Dec 21, 2015

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 2, 2026 Mar 4, 2026 Lewis Richard Brent President Neutral 52.5 - 0.00% -
Jan 2, 2026 Jan 6, 2026 Smiley Jacinth C Director Neutral 90.0 +1,150 17.71% -
Jan 2, 2026 Jan 6, 2026 Shine Daniel P Director Neutral 90.0 +900 900.00% -
Jan 2, 2026 Jan 6, 2026 Rautio Trudy A. Director Neutral 82.5 +1,211 4.65% -
Jan 2, 2026 Jan 6, 2026 Rajendra Ajita G Director Neutral 77.5 +900 2.04% -
Jan 2, 2026 Jan 6, 2026 Owens James Director Neutral 85.0 +1,150 5.46% -
Jan 2, 2026 Jan 6, 2026 Olson Richard M Director Neutral 90.0 +900 17.34% -
Jan 2, 2026 Jan 6, 2026 Milroy Douglas A. Director Neutral 85.0 +900 6.35% -
Jan 2, 2026 Jan 6, 2026 Hilger Christopher M. Director Neutral 85.0 +1,275 9.06% -
Jan 2, 2026 Jan 6, 2026 Cruz Pilar Director Neutral 85.0 +900 5.68% -
Dec 8, 2025 Dec 10, 2025 Shine Daniel P Director Neutral 90.0 +100 100.00% -
Dec 9, 2025 Dec 10, 2025 Pogalz Bradley J. CFO Sell 22.5 -566 -30.59% $51.8K
Dec 5, 2025 Dec 8, 2025 Rajendra Ajita G Director Sell 17.5 -19,800 -18.37% $1.8M
Dec 1, 2025 Shine Daniel P Director Neutral 52.5 - 0.00% -
Dec 1, 2025 Driesen Bart C. President Neutral 52.5 - 0.00% -
Oct 3, 2025 Oct 6, 2025 Smiley Jacinth C Director Neutral 82.5 +272 4.39% -
Oct 3, 2025 Oct 6, 2025 Rautio Trudy A. Director Neutral 77.5 +339 1.32% -
Oct 3, 2025 Oct 6, 2025 Owens James Director Neutral 77.5 +272 1.31% -
Oct 3, 2025 Oct 6, 2025 Hilger Christopher M. Director Neutral 82.5 +409 3.00% -
Oct 1, 2025 Oct 3, 2025 Pogalz Bradley J. CFO Neutral 52.5 - 0.00% -
Oct 2, 2025 Oct 3, 2025 Lewis Richard Brent President Sell 20.0 -8,982 -15.49% $737.2K
Oct 1, 2025 Oct 3, 2025 Driesen Bart C. President Neutral 52.5 - 0.00% -
Oct 1, 2025 Oct 3, 2025 DeVincke Darcy J Chief Human Resources Officer Neutral 52.5 - 0.00% -
Oct 1, 2025 Oct 3, 2025 Briseno Guillermo President Neutral 52.5 - 0.00% -
Oct 1, 2025 Oct 3, 2025 CEBULLA ANDREW J. Corporate Controller Neutral 52.5 - 0.00% -
Oct 1, 2025 Oct 3, 2025 Carpenter Tod E. CEO Neutral 52.5 - 0.00% -
Oct 1, 2025 Oct 3, 2025 Becker Amy C Chief Legal Officer Neutral 52.5 - 0.00% -
Oct 1, 2025 Driesen Bart C. President Neutral 52.5 - 0.00% -
Sep 25, 2025 Sep 29, 2025 Lewis Richard Brent President Sell 91.3 +5,802 15.00% $11.2K
Sep 25, 2025 Sep 29, 2025 Carpenter Tod E. CEO Sell 95.0 +18,438 6.08% $1.4M
Sep 25, 2025 Sep 29, 2025 Briseno Guillermo President Neutral 90.0 +3,935 15.55% -
Sep 25, 2025 Sep 29, 2025 Becker Amy C Chief Legal Officer Sell 90.0 +2,814 5.14% $218.3K
Sep 3, 2025 Sep 4, 2025 Briseno Guillermo President Sell 17.5 -13,500 -34.79% $1.1M
Aug 28, 2025 Sep 2, 2025 Rautio Trudy A. Director Sell 17.5 -35,609 -29.70% $2.6M
Aug 28, 2025 Sep 2, 2025 Dahlgren Andrew C President Sell 22.5 -3,000 -13.07% $245.9K
Aug 28, 2025 Sep 2, 2025 Carpenter Tod E. CEO Sell 16.3 -100,500 -24.90% $8.1M
Aug 28, 2025 Sep 2, 2025 Becker Amy C Chief Legal Officer Sell 17.5 -18,500 -25.25% $1.5M
Jul 8, 2025 Jul 10, 2025 Carpenter Tod E. CEO Sell 42.5 - 0.00% $4.3M
Jun 9, 2025 Jul 8, 2025 CEBULLA ANDREW J. Corporate Controller Sell 26.3 -489 -20.33% $34.4K
Jul 7, 2025 Jul 8, 2025 Smiley Jacinth C Director Neutral 85.0 +316 5.39% -
Jul 7, 2025 Jul 8, 2025 Rautio Trudy A. Director Neutral 77.5 +393 1.36% -
Jul 7, 2025 Jul 8, 2025 Owens James Director Neutral 77.5 +316 1.55% -
Jul 7, 2025 Jul 8, 2025 OBERTON WILLARD D Director Neutral 55.0 +53 0.18% -
Jul 7, 2025 Jul 8, 2025 Hilger Christopher M. Director Neutral 77.5 +316 2.40% -
Jun 4, 2025 Jun 5, 2025 Lewis Richard Brent President Sell 20.0 -7,369 -16.08% $510.6K
Jun 4, 2025 Jun 5, 2025 OBERTON WILLARD D Director Sell 20.0 -7,000 -19.09% $486.6K
Apr 10, 2025 Apr 11, 2025 Owens James Director Sell 17.5 -18,700 -48.02% $1.2M
Apr 4, 2025 Apr 7, 2025 Smiley Jacinth C Director Neutral 85.0 +370 6.77% -
Apr 4, 2025 Apr 7, 2025 Rautio Trudy A. Director Neutral 77.5 +460 1.63% -
Apr 4, 2025 Apr 7, 2025 Owens James Director Neutral 77.5 +370 1.86% -
Apr 4, 2025 Apr 7, 2025 OBERTON WILLARD D Director Neutral 60.0 +62 0.21% -
Apr 4, 2025 Apr 7, 2025 Hilger Christopher M. Director Neutral 82.5 +370 2.90% -
Mar 17, 2025 Mar 18, 2025 SCALF THOMAS R President Sell 17.5 -28,500 -50.06% $2M
Mar 5, 2025 Mar 5, 2025 OBERTON WILLARD D Director Sell 20.0 -7,000 -19.13% $477.5K
Feb 28, 2025 Mar 3, 2025 SCALF THOMAS R President Sell 17.5 -29,500 -50.92% $2M
Jan 2, 2025 Jan 6, 2025 Milroy Douglas A. Director Neutral 90.0 +1,300 10.14% -
Jan 2, 2025 Jan 6, 2025 Smiley Jacinth C Director Neutral 90.0 +1,634 42.86% -
Jan 2, 2025 Jan 6, 2025 Rautio Trudy A. Director Sell 20.0 -12,284 -30.39% $946.4K
Jan 2, 2025 Jan 6, 2025 Rajendra Ajita G Director Neutral 82.5 +1,300 3.07% -
Jan 2, 2025 Jan 6, 2025 Owens James Director Neutral 85.0 +1,634 9.00% -
Jan 2, 2025 Jan 6, 2025 Olson Richard M Director Neutral 90.0 +1,300 34.10% -
Jan 2, 2025 Jan 6, 2025 OBERTON WILLARD D Director Sell 22.5 -644 -2.14% $135.9K
Jan 2, 2025 Jan 6, 2025 Hilger Christopher M. Director Neutral 90.0 +1,634 14.75% -
Jan 2, 2025 Jan 6, 2025 Cruz Pilar Director Neutral 85.0 +1,300 9.09% -
Dec 4, 2024 Dec 9, 2024 Pogalz Bradley J. CFO Neutral 52.5 - 0.00% -
Dec 4, 2024 Dec 9, 2024 CEBULLA ANDREW J. Corporate Controller Neutral 52.5 - 0.00% -
Nov 7, 2024 Pogalz Bradley J. CFO Neutral 52.5 - 0.00% -
Oct 7, 2024 Oct 9, 2024 SCALF THOMAS R President Sell 20.0 -6,795 -19.30% $497.9K
Oct 4, 2024 Oct 8, 2024 Rautio Trudy A. Director Neutral 77.5 +380 1.47% -
Oct 4, 2024 Oct 8, 2024 Owens James Director Neutral 77.5 +305 1.71% -
Oct 4, 2024 Oct 8, 2024 OBERTON WILLARD D Director Sell 22.5 -2,649 -8.63% $198.1K
Oct 4, 2024 Oct 8, 2024 Hilger Christopher M. Director Neutral 82.5 +305 2.84% -
Oct 4, 2024 Oct 8, 2024 Cruz Pilar Director Neutral 77.5 +153 1.09% -
Oct 1, 2024 Oct 3, 2024 DeVincke Darcy J Chief Human Resources Officer Neutral 52.5 - 0.00% -
Oct 3, 2024 DeVincke Darcy J Chief Human Resources Officer Neutral 52.5 - 0.00% -
Oct 1, 2024 Oct 3, 2024 SCALF THOMAS R President Neutral 52.5 - 0.00% -
Oct 1, 2024 Oct 3, 2024 Robinson Scott J. CFO Neutral 52.5 - 0.00% -
Oct 1, 2024 Oct 3, 2024 Lewis Richard Brent President Neutral 52.5 - 0.00% -
Oct 1, 2024 Oct 3, 2024 Kramer Sheila G. Chief Human Resources Officer Neutral 52.5 - 0.00% -
Oct 1, 2024 Oct 3, 2024 Dahlgren Andrew C President Neutral 52.5 - 0.00% -
Oct 1, 2024 Oct 3, 2024 CEBULLA ANDREW J. Corporate Controller Neutral 52.5 - 0.00% -
Oct 1, 2024 Oct 3, 2024 Carpenter Tod E. CEO Neutral 52.5 - 0.00% -
Oct 1, 2024 Oct 3, 2024 Briseno Guillermo President Neutral 52.5 - 0.00% -
Oct 1, 2024 Oct 3, 2024 Becker Amy C Chief Legal Officer Neutral 52.5 - 0.00% -
Sep 27, 2024 Oct 1, 2024 SCALF THOMAS R President Sell 97.5 +4,295 13.90% $307.1K
Sep 27, 2024 Oct 1, 2024 Robinson Scott J. CFO Sell 97.5 +6,340 15.89% $453.3K
Sep 27, 2024 Oct 1, 2024 Lewis Richard Brent President Sell 91.3 +7,208 25.40% $12.8K
Sep 27, 2024 Oct 1, 2024 Kramer Sheila G. Chief Human Resources Officer Sell 95.0 +4,083 16.51% $104.8K
Sep 27, 2024 Oct 1, 2024 Dahlgren Andrew C President Sell 90.0 +1,704 9.57% $121.9K
Sep 27, 2024 Oct 1, 2024 Carpenter Tod E. CEO Sell 95.0 +23,519 8.42% $1.7M
Sep 27, 2024 Oct 1, 2024 Briseno Guillermo President Neutral 90.0 +3,087 14.05% -
Sep 27, 2024 Oct 1, 2024 Becker Amy C Chief Legal Officer Sell 90.0 +3,272 6.39% $234K
Sep 27, 2024 Sep 30, 2024 Robinson Scott J. CFO Sell 16.3 -83,600 -51.86% $6.2M
Sep 20, 2024 Sep 24, 2024 Carpenter Tod E. CEO Sell 17.5 -55,000 -9.31% $4M
Sep 19, 2024 Sep 23, 2024 SCALF THOMAS R President Neutral 27.5 -3,500 -10.19% -
Sep 19, 2024 Sep 23, 2024 Becker Amy C Chief Legal Officer Sell 17.5 -14,500 -22.06% $1.1M
Sep 17, 2024 Sep 19, 2024 Owens James Director Sell 17.5 -14,000 -28.24% $1M
Sep 3, 2024 Sep 5, 2024 Briseno Guillermo President Sell 20.0 -6,399 -22.56% $465.4K
Jul 5, 2024 Jul 8, 2024 Rautio Trudy A. Director Neutral 77.5 +400 1.57% -
Jul 5, 2024 Jul 8, 2024 Owens James Director Neutral 77.5 +321 1.84% -