Donaldson Company, Inc. (DCI)

Donaldson Company experienced significant insider trading activity recently, with executives offloading over 6 million dollars in net value. CEO Tod Carpenter led these divestments following the latest earnings report. Seven total transactions occurred, reflecting a trend of selling among leadership as the stock price remains near its lower annual range.
Ticker: DCI Exchange: NYS


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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Donaldson Company, Inc.. Upgrade to see score, net flow, insiders and the full signal context.

Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
2.5
Carpenter Tod E. Chairman, President and CEO Executive Director
Transaction date
Sale
Price
317.28
Quantity 74,331 +43.8%
Value US$2,495,714
2.5
Carpenter Tod E. Chairman, President and CEO Executive Director
Transaction date
Sale
Price
253.89
Quantity 74,557 +27.2%
Value US$2,567,471
2.5
TOD CARPENTER Officer; Director Executive Director
Transaction date
Proposed sale
Price
282.46
Quantity 61,238
Value US$340,479
2.5
Carpenter Tod E. Chairman, President and CEO Executive Director
Transaction date
Sale
Price
91.00
Quantity 3,032 -1.0%
Value US$275,912
2.5
TOD CARPENTER Officer; Director Executive Director
Transaction date
Proposed sale
Price
91.00
Quantity 3,032
Value US$275,912
2.1
BRADLEY J POGALZ Officer Officer
Transaction date
Proposed sale
Price
91.84
Quantity 2,129
Value US$195,527
2.8
DOUGLAS ALLAN MILROY Former Officer Officer
Transaction date
Proposed sale
Price
91.82
Quantity 13,400
Value US$1,230,436
2.6
Owens James Non-Executive Director
Transaction date
Sale
Price
89.21
Quantity 6,600 -22.6%
Value US$588,786
2.6
Owens James Non-Executive Director
Transaction date
Sale
Price
89.21
Quantity 7,153 -24.1%
Value US$638,119
2.6
JAMES J OWENS Officer Officer
Transaction date
Proposed sale
Price
89.21
Quantity 13,753
Value US$1,226,850
2.6
Owens James Non-Executive Director
Transaction date
Sale
Price
89.02
Quantity 5,921 -20.8%
Value US$527,087
2.6
JAMES J OWENS Officer Officer
Transaction date
Proposed sale
Price
89.01
Quantity 5,921
Value US$527,055
2.6
Owens James Non-Executive Director
Transaction date
Sale
Price
88.82
Quantity 126 -0.6%
Value US$11,191
2.6
JAMES J OWENS Officer Officer
Transaction date
Proposed sale
Price
88.82
Quantity 126
Value US$11,191
1.6
Briseno Guillermo President Officer
Transaction date
Sale
Price
84.97
Quantity 8,600 -22.7%
Value US$730,742
1.6
Briseno Guillermo President Officer
Transaction date
Sale
Price
84.97
Quantity 12,000 -29.1%
Value US$1,019,640
1.6
GUILLERMO BRISENO DEIBERT Officer Officer
Transaction date
Proposed sale
Price
84.97
Quantity 20,600
Value US$1,750,409
3.3
WILLARD OBERTON Former Affiliate
Transaction date
Proposed sale
Price
101.83
Quantity 1,380
Value US$140,527
3.3
WILLARD OBERTON Former Affiliate
Transaction date
Proposed sale
Price
103.19
Quantity 820
Value US$84,619
3.3
WILLARD OBERTON Former director Non-Executive Director
Transaction date
Proposed sale
Price
89.82
Quantity 11,000
Value US$988,050
2.1
Pogalz Bradley J. Chief Financial Officer Officer
Transaction date
Sale
Price
91.57
Quantity 566 -56.6%
Value US$51,829
2.1
BRADLEY J POGALZ Officer Officer
Transaction date
Proposed sale
Price
91.57
Quantity 566
Value US$51,829
3.1
Rajendra Ajita G Non-Executive Director
Transaction date
Sale
Price
92.04
Quantity 6,600 -13.0%
Value US$607,464
3.1
Rajendra Ajita G Non-Executive Director
Transaction date
Sale
Price
92.04
Quantity 13,200 -23.1%
Value US$1,214,928
3.1
AJITA G RAJENDRA Director Non-Executive Director
Transaction date
Proposed sale
Price
92.04
Quantity 19,800
Value US$1,822,372
2.0
ANDREW DAHLGREN Former officer Officer
Transaction date
Proposed sale
Price
82.24
Quantity 7,852
Value US$645,776
1.6
Briseno Guillermo President Officer
Transaction date
Sale
Price
79.03
Quantity 13,500 -34.8%
Value US$1,066,905
1.6
GUILLERMO BRISENO DEIBERT Officer Officer
Transaction date
Proposed sale
Price
79.03
Quantity 13,500
Value US$1,066,871
2.5
Carpenter Tod E. Chairman, President and CEO Executive Director
Transaction date
Sale
Price
80.62
Quantity 100,500 -26.4%
Value US$8,102,310
2.8
Becker Amy C Chief Legal Officer Officer
Transaction date
Sale
Price
81.71
Quantity 18,500 -29.3%
Value US$1,511,635
2.0
Dahlgren Andrew C President Officer
Transaction date
Sale
Price
81.96
Quantity 3,000 -28.6%
Value US$245,880
1.5
Rautio Trudy A. Non-Executive Director
Transaction date
Sale
Price
79.96
Quantity 13,200 -31.0%
Value US$1,055,472
1.5
Rautio Trudy A. Non-Executive Director
Transaction date
Sale
Price
79.96
Quantity 18,700 -38.9%
Value US$1,495,252
2.0
ANDREW DAHLGREN Officer Officer
Transaction date
Proposed sale
Price
81.96
Quantity 3,000
Value US$245,879
2.8
AMY BECKER Officer Officer
Transaction date
Proposed sale
Price
81.71
Quantity 18,500
Value US$1,511,666
1.5
TRUDY A RAUTIO Director Non-Executive Director
Transaction date
Proposed sale
Price
79.96
Quantity 31,900
Value US$2,550,593
2.5
TOD E CARPENTER Officer; Director Executive Director
Transaction date
Proposed sale
Price
80.62
Quantity 100,500
Value US$8,101,998
2.5
TOD CARPENTER Officer Officer
Transaction date
Proposed sale
Price
71.71
Quantity 45,808
Value US$3,285,006
2.5
Carpenter Tod E. Chairman, President and CEO Executive Director
Transaction date
Sale
Price
71.71
Quantity 45,808 -14.0%
Value US$3,284,892
2.5
Carpenter Tod E. Chairman, President and CEO Executive Director
Transaction date
Sale
Price
71.00
Quantity 2,159 -0.8%
Value US$153,289
2.5
TOD CARPENTER Officer Officer
Transaction date
Proposed sale
Price
71.00
Quantity 2,159
Value US$153,289
2.5
Carpenter Tod E. Chairman, President and CEO Executive Director
Transaction date
Sale
Price
71.07
Quantity 12,033 -4.1%
Value US$855,185
2.5
TOD CARPENTER Officer Officer
Transaction date
Proposed sale
Price
71.07
Quantity 12,033
Value US$855,154
3.3
OBERTON WILLARD D Non-Executive Director
Transaction date
Sale
Price
69.51
Quantity 7,000 -19.1%
Value US$486,570
3.3
WILLARD OBERTON Officer Officer
Transaction date
Proposed sale
Price
69.51
Quantity 7,000
Value US$486,589
2.6
Owens James Non-Executive Director
Transaction date
Sale
Price
62.02
Quantity 18,700 -48.0%
Value US$1,159,774
2.6
JAMES J OWENS Director Non-Executive Director
Transaction date
Proposed sale
Price
62.02
Quantity 18,700
Value US$1,159,836
3.0
SCALF THOMAS R President Officer
Transaction date
Sale
Price
69.22
Quantity 28,500 -50.1%
Value US$1,972,770
3.0
THOMAS SCALF Officer Officer
Transaction date
Proposed sale
Price
69.22
Quantity 28,500
Value US$1,972,679
3.3
WILLARD OBERTON Director Non-Executive Director
Transaction date
Proposed sale
Price
68.22
Quantity 7,000
Value US$477,547
3.3
OBERTON WILLARD D Non-Executive Director
Transaction date
Sale
Price
68.22
Quantity 7,000 -19.1%
Value US$477,540
3.0
SCALF THOMAS R President Officer
Transaction date
Sale
Price
68.89
Quantity 29,500 -51.0%
Value US$2,032,255
3.0
THOMAS SCALF Officer Officer
Transaction date
Proposed sale
Price
68.89
Quantity 29,500
Value US$2,032,190
3.3
OBERTON WILLARD D Non-Executive Director
Transaction date
Sale
Price
67.95
Quantity 2,000 -6.6%
Value US$135,900
1.5
Rautio Trudy A. Non-Executive Director
Transaction date
Sale
Price
67.60
Quantity 14,000 -34.6%
Value US$946,400
3.3
WILLARD OBERTON Officer; Director Executive Director
Transaction date
Proposed sale
Price
67.95
Quantity 2,000
Value US$135,890
1.5
TRUDY ANN RAUTIO Officer; Director Executive Director
Transaction date
Proposed sale
Price
67.60
Quantity 14,000
Value US$946,450
2.1
SHEILA G KRAMER Officer Officer
Transaction date
Proposed sale
Price
72.88
Quantity 1,877
Value US$136,804
3.0
SCALF THOMAS R President Officer
Transaction date
Sale
Price
73.16
Quantity 2,500 -8.1%
Value US$182,900
3.0
SCALF THOMAS R Officer Officer
Transaction date
Proposed sale
Price
73.12
Quantity 2,500
Value US$182,800
3.0
SCALF THOMAS R President Officer
Transaction date
Sale
Price
73.33
Quantity 4,295 -12.2%
Value US$314,952
3.0
THOMAS SCALF Officer Officer
Transaction date
Proposed sale
Price
73.33
Quantity 4,295
Value US$314,933
3.3
OBERTON WILLARD D Non-Executive Director
Transaction date
Sale
Price
73.37
Quantity 2,700 -8.8%
Value US$198,099
3.3
WILLARD OBERTON Officer; Director Executive Director
Transaction date
Proposed sale
Price
73.37
Quantity 2,700
Value US$198,104
2.9
Robinson Scott J. Chief Financial Officer Officer
Transaction date
Sale
Price
74.04
Quantity 44,600 -54.2%
Value US$3,302,184
2.9
Robinson Scott J. Chief Financial Officer Officer
Transaction date
Sale
Price
74.04
Quantity 39,000 -50.8%
Value US$2,887,560
2.9
SCOTT ROBINSON Officer Officer
Transaction date
Proposed sale
Price
74.04
Quantity 83,600
Value US$6,189,451
2.5
Carpenter Tod E. Chairman, President and CEO Executive Director
Transaction date
Sale
Price
72.69
Quantity 30,919 -10.7%
Value US$2,247,502
2.5
TOD CARPENTER Officer Officer
Transaction date
Proposed sale
Price
72.69
Quantity 30,919
Value US$2,247,521
2.5
Carpenter Tod E. Chairman, President and CEO Executive Director
Transaction date
Sale
Price
72.52
Quantity 24,081 -8.6%
Value US$1,746,354
2.5
TOD CARPENTER Officer Officer
Transaction date
Proposed sale
Price
72.52
Quantity 24,081
Value US$1,746,284
2.8
Becker Amy C Chief Legal Officer Officer
Transaction date
Sale
Price
72.89
Quantity 14,500 -26.0%
Value US$1,056,905
2.8
AMY BECKER Officer Officer
Transaction date
Proposed sale
Price
72.89
Quantity 14,500
Value US$1,056,953
2.6
Owens James Non-Executive Director
Transaction date
Sale
Price
71.74
Quantity 5,210 -22.7%
Value US$373,765
2.6
JAMES J OWENS Director Non-Executive Director
Transaction date
Proposed sale
Price
71.73
Quantity 5,210
Value US$373,737
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-09-10 2026-09-04 S Sale

Chairman, President and CEO

Executive Director
74,331 +43.8%
317.28
US$2,495,714
74,331 +43.8% 317.28 US$2,495,714
2026-09-10 2026-09-04 S Sale

Chairman, President and CEO

Executive Director
74,557 +27.2%
253.89
US$2,567,471
74,557 +27.2% 253.89 US$2,567,471
2026-09-04 2026-09-04 PrS Proposed sale

Officer; Director

Executive Director
61,238
282.46
US$340,479
61,238 282.46 US$340,479
2026-09-01 2026-08-31 S Sale

Chairman, President and CEO

Executive Director
3,032 -1.0%
91.00
US$275,912
3,032 -1.0% 91.00 US$275,912
2026-08-31 2026-08-31 PrS Proposed sale

Officer; Director

Executive Director
3,032
91.00
US$275,912
3,032 91.00 US$275,912
2026-08-27 2026-08-27 PrS Proposed sale

Officer

Officer
2,129
91.84
US$195,527
2,129 91.84 US$195,527
2026-08-27 2026-08-27 PrS Proposed sale

Former Officer

Officer
13,400
91.82
US$1,230,436
13,400 91.82 US$1,230,436
2026-04-14 2026-04-14 S Sale Non-Executive Director
6,600 -22.6%
89.21
US$588,786
6,600 -22.6% 89.21 US$588,786
2026-04-14 2026-04-14 S Sale Non-Executive Director
7,153 -24.1%
89.21
US$638,119
7,153 -24.1% 89.21 US$638,119
2026-04-14 2026-04-14 PrS Proposed sale

Officer

Officer
13,753
89.21
US$1,226,850
13,753 89.21 US$1,226,850
2026-04-14 2026-04-13 S Sale Non-Executive Director
5,921 -20.8%
89.02
US$527,087
5,921 -20.8% 89.02 US$527,087
2026-04-13 2026-04-13 PrS Proposed sale

Officer

Officer
5,921
89.01
US$527,055
5,921 89.01 US$527,055
2026-04-14 2026-04-10 S Sale Non-Executive Director
126 -0.6%
88.82
US$11,191
126 -0.6% 88.82 US$11,191
2026-04-10 2026-04-10 PrS Proposed sale

Officer

Officer
126
88.82
US$11,191
126 88.82 US$11,191
2026-03-27 2026-03-26 S Sale

President

Officer
8,600 -22.7%
84.97
US$730,742
8,600 -22.7% 84.97 US$730,742
2026-03-27 2026-03-26 S Sale

President

Officer
12,000 -29.1%
84.97
US$1,019,640
12,000 -29.1% 84.97 US$1,019,640
2026-03-26 2026-03-26 PrS Proposed sale

Officer

Officer
20,600
84.97
US$1,750,409
20,600 84.97 US$1,750,409
2026-01-29 2026-01-29 PrS Proposed sale

Former Affiliate

1,380
101.83
US$140,527
1,380 101.83 US$140,527
2026-01-22 2026-01-22 PrS Proposed sale

Former Affiliate

820
103.19
US$84,619
820 103.19 US$84,619
2026-01-02 2026-01-02 PrS Proposed sale

Former director

Non-Executive Director
11,000
89.82
US$988,050
11,000 89.82 US$988,050
2025-12-10 2025-12-09 S Sale

Chief Financial Officer

Officer
566 -56.6%
91.57
US$51,829
566 -56.6% 91.57 US$51,829
2025-12-09 2025-12-09 PrS Proposed sale

Officer

Officer
566
91.57
US$51,829
566 91.57 US$51,829
2025-12-08 2025-12-05 S Sale Non-Executive Director
6,600 -13.0%
92.04
US$607,464
6,600 -13.0% 92.04 US$607,464
2025-12-08 2025-12-05 S Sale Non-Executive Director
13,200 -23.1%
92.04
US$1,214,928
13,200 -23.1% 92.04 US$1,214,928
2025-12-05 2025-12-05 PrS Proposed sale

Director

Non-Executive Director
19,800
92.04
US$1,822,372
19,800 92.04 US$1,822,372
2025-10-15 2025-10-15 PrS Proposed sale

Former officer

Officer
7,852
82.24
US$645,776
7,852 82.24 US$645,776
2025-09-04 2025-09-03 S Sale

President

Officer
13,500 -34.8%
79.03
US$1,066,905
13,500 -34.8% 79.03 US$1,066,905
2025-09-03 2025-09-03 PrS Proposed sale

Officer

Officer
13,500
79.03
US$1,066,871
13,500 79.03 US$1,066,871
2025-09-02 2025-08-28 S Sale

Chairman, President and CEO

Executive Director
100,500 -26.4%
80.62
US$8,102,310
100,500 -26.4% 80.62 US$8,102,310
2025-09-02 2025-08-28 S Sale

Chief Legal Officer

Officer
18,500 -29.3%
81.71
US$1,511,635
18,500 -29.3% 81.71 US$1,511,635
2025-09-02 2025-08-28 S Sale

President

Officer
3,000 -28.6%
81.96
US$245,880
3,000 -28.6% 81.96 US$245,880
2025-09-02 2025-08-28 S Sale Non-Executive Director
13,200 -31.0%
79.96
US$1,055,472
13,200 -31.0% 79.96 US$1,055,472
2025-09-02 2025-08-28 S Sale Non-Executive Director
18,700 -38.9%
79.96
US$1,495,252
18,700 -38.9% 79.96 US$1,495,252
2025-08-28 2025-08-28 PrS Proposed sale

Officer

Officer
3,000
81.96
US$245,879
3,000 81.96 US$245,879
2025-08-28 2025-08-28 PrS Proposed sale

Officer

Officer
18,500
81.71
US$1,511,666
18,500 81.71 US$1,511,666
2025-08-28 2025-08-28 PrS Proposed sale

Director

Non-Executive Director
31,900
79.96
US$2,550,593
31,900 79.96 US$2,550,593
2025-08-28 2025-08-28 PrS Proposed sale

Officer; Director

Executive Director
100,500
80.62
US$8,101,998
100,500 80.62 US$8,101,998
2025-07-10 2025-07-10 PrS Proposed sale

Officer

Officer
45,808
71.71
US$3,285,006
45,808 71.71 US$3,285,006
2025-07-10 2025-07-10 S Sale

Chairman, President and CEO

Executive Director
45,808 -14.0%
71.71
US$3,284,892
45,808 -14.0% 71.71 US$3,284,892
2025-07-10 2025-07-09 S Sale

Chairman, President and CEO

Executive Director
2,159 -0.8%
71.00
US$153,289
2,159 -0.8% 71.00 US$153,289
2025-07-09 2025-07-09 PrS Proposed sale

Officer

Officer
2,159
71.00
US$153,289
2,159 71.00 US$153,289
2025-07-10 2025-07-08 S Sale

Chairman, President and CEO

Executive Director
12,033 -4.1%
71.07
US$855,185
12,033 -4.1% 71.07 US$855,185
2025-07-08 2025-07-08 PrS Proposed sale

Officer

Officer
12,033
71.07
US$855,154
12,033 71.07 US$855,154
2025-06-05 2025-06-04 S Sale Non-Executive Director
7,000 -19.1%
69.51
US$486,570
7,000 -19.1% 69.51 US$486,570
2025-06-04 2025-06-04 PrS Proposed sale

Officer

Officer
7,000
69.51
US$486,589
7,000 69.51 US$486,589
2025-04-11 2025-04-10 S Sale Non-Executive Director
18,700 -48.0%
62.02
US$1,159,774
18,700 -48.0% 62.02 US$1,159,774
2025-04-10 2025-04-10 PrS Proposed sale

Director

Non-Executive Director
18,700
62.02
US$1,159,836
18,700 62.02 US$1,159,836
2025-03-18 2025-03-17 S Sale

President

Officer
28,500 -50.1%
69.22
US$1,972,770
28,500 -50.1% 69.22 US$1,972,770
2025-03-17 2025-03-17 PrS Proposed sale

Officer

Officer
28,500
69.22
US$1,972,679
28,500 69.22 US$1,972,679
2025-03-05 2025-03-05 PrS Proposed sale

Director

Non-Executive Director
7,000
68.22
US$477,547
7,000 68.22 US$477,547
2025-03-05 2025-03-05 S Sale Non-Executive Director
7,000 -19.1%
68.22
US$477,540
7,000 -19.1% 68.22 US$477,540
2025-03-03 2025-02-28 S Sale

President

Officer
29,500 -51.0%
68.89
US$2,032,255
29,500 -51.0% 68.89 US$2,032,255
2025-02-28 2025-02-28 PrS Proposed sale

Officer

Officer
29,500
68.89
US$2,032,190
29,500 68.89 US$2,032,190
2025-01-06 2025-01-02 S Sale Non-Executive Director
2,000 -6.6%
67.95
US$135,900
2,000 -6.6% 67.95 US$135,900
2025-01-06 2025-01-02 S Sale Non-Executive Director
14,000 -34.6%
67.60
US$946,400
14,000 -34.6% 67.60 US$946,400
2025-01-02 2025-01-02 PrS Proposed sale

Officer; Director

Executive Director
2,000
67.95
US$135,890
2,000 67.95 US$135,890
2025-01-02 2025-01-02 PrS Proposed sale

Officer; Director

Executive Director
14,000
67.60
US$946,450
14,000 67.60 US$946,450
2024-12-11 2024-12-11 PrS Proposed sale

Officer

Officer
1,877
72.88
US$136,804
1,877 72.88 US$136,804
2024-10-09 2024-10-09 S Sale

President

Officer
2,500 -8.1%
73.16
US$182,900
2,500 -8.1% 73.16 US$182,900
2024-10-08 2024-10-08 PrS Proposed sale

Officer

Officer
2,500
73.12
US$182,800
2,500 73.12 US$182,800
2024-10-09 2024-10-07 S Sale

President

Officer
4,295 -12.2%
73.33
US$314,952
4,295 -12.2% 73.33 US$314,952
2024-10-07 2024-10-07 PrS Proposed sale

Officer

Officer
4,295
73.33
US$314,933
4,295 73.33 US$314,933
2024-10-08 2024-10-04 S Sale Non-Executive Director
2,700 -8.8%
73.37
US$198,099
2,700 -8.8% 73.37 US$198,099
2024-10-04 2024-10-04 PrS Proposed sale

Officer; Director

Executive Director
2,700
73.37
US$198,104
2,700 73.37 US$198,104
2024-09-30 2024-09-27 S Sale

Chief Financial Officer

Officer
44,600 -54.2%
74.04
US$3,302,184
44,600 -54.2% 74.04 US$3,302,184
2024-09-30 2024-09-27 S Sale

Chief Financial Officer

Officer
39,000 -50.8%
74.04
US$2,887,560
39,000 -50.8% 74.04 US$2,887,560
2024-09-27 2024-09-27 PrS Proposed sale

Officer

Officer
83,600
74.04
US$6,189,451
83,600 74.04 US$6,189,451
2024-09-24 2024-09-23 S Sale

Chairman, President and CEO

Executive Director
30,919 -10.7%
72.69
US$2,247,502
30,919 -10.7% 72.69 US$2,247,502
2024-09-23 2024-09-23 PrS Proposed sale

Officer

Officer
30,919
72.69
US$2,247,521
30,919 72.69 US$2,247,521
2024-09-24 2024-09-20 S Sale

Chairman, President and CEO

Executive Director
24,081 -8.6%
72.52
US$1,746,354
24,081 -8.6% 72.52 US$1,746,354
2024-09-20 2024-09-20 PrS Proposed sale

Officer

Officer
24,081
72.52
US$1,746,284
24,081 72.52 US$1,746,284
2024-09-23 2024-09-19 S Sale

Chief Legal Officer

Officer
14,500 -26.0%
72.89
US$1,056,905
14,500 -26.0% 72.89 US$1,056,905
2024-09-19 2024-09-19 PrS Proposed sale

Officer

Officer
14,500
72.89
US$1,056,953
14,500 72.89 US$1,056,953
2024-09-19 2024-09-18 S Sale Non-Executive Director
5,210 -22.7%
71.74
US$373,765
5,210 -22.7% 71.74 US$373,765
2024-09-18 2024-09-18 PrS Proposed sale

Director

Non-Executive Director
5,210
71.73
US$373,737
5,210 71.73 US$373,737