United States Professional & Commercial Services

Donaldson Company Inc (DCI)

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Donaldson Company Inc experienced notable insider trading activity during early 2026. Officers James Owens and Guillermo Briseno Deibert executed multiple sell orders throughout March and April. These transactions represent the most recent divestments recorded, with no significant buying observed. All reported movements occurred over three months ago, preceding the latest quarterly results.
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.

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Trades
Sale 14 Apr 2026
Value US$4,123,668.84 | Price 224.37 | Shares 20,841 (+37.8%)
Sale 14 Apr 2026
Value US$1,830,586.77 | Price 133.08 | Shares 44,044 (+9.8%)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-04-14 2026-04-14 S Sale
2.7
Owens James
Non-Executive Director
20,841 +37.8%
224.37
US$4,123,669 		20,841 +37.8% 224.37 US$4,123,669
2026-04-14 2026-04-14 S Sale
2.7
Owens James
Non-Executive Director
44,044 +9.8%
133.08
US$1,830,587 		44,044 +9.8% 133.08 US$1,830,587
2026-04-14 2026-04-14 PrS Proposed sale
2.7
JAMES J OWENS

Officer

Officer
28,615
396.97
US$882,919 		28,615 396.97 US$882,919
2026-04-14 2026-04-13 S Sale
2.7
Owens James
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
2.7
JAMES J OWENS

Officer

Officer
5,921
89.01
US$527,055 		5,921 89.01 US$527,055
2026-04-14 2026-04-10 S Sale
2.7
Owens James
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
2.7
JAMES J OWENS

Officer

Officer
126
88.82
US$11,191 		126 88.82 US$11,191
2026-03-27 2026-03-26 S Sale
1.6
Briseno Guillermo

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
1.6
Briseno Guillermo

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
1.6
GUILLERMO BRISENO DEIBERT

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
3.3
WILLARD OBERTON

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
3.3
WILLARD OBERTON

Former Affiliate
820
103.19
US$84,619 		820 103.19 US$84,619
2026-01-02 2026-01-02 PrS Proposed sale
3.3
WILLARD OBERTON

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
2.1
Pogalz Bradley J.

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
2.1
BRADLEY J POGALZ

Officer

Officer
566
91.57
US$51,829 		566 91.57 US$51,829
2025-12-08 2025-12-05 S Sale
3.1
Rajendra Ajita G
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
3.1
Rajendra Ajita G
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
3.1
AJITA G RAJENDRA

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
2.0
ANDREW DAHLGREN

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
1.6
Briseno Guillermo

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
1.6
GUILLERMO BRISENO DEIBERT

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
2.5
Carpenter Tod E.

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
2.8
Becker Amy C

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
2.0
Dahlgren Andrew C

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
1.5
Rautio Trudy A.
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
1.5
Rautio Trudy A.
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
2.0
ANDREW DAHLGREN

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
2.8
AMY BECKER

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
1.5
TRUDY A RAUTIO

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
2.5
TOD E CARPENTER

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
2.5
TOD CARPENTER

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
2.5
Carpenter Tod E.

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
2.5
Carpenter Tod E.

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
2.5
TOD CARPENTER

Officer

Officer
2,159
71.00
US$153,289 		2,159 71.00 US$153,289
2025-07-10 2025-07-08 S Sale
2.5
Carpenter Tod E.

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
2.5
TOD CARPENTER

Officer

Officer
12,033
71.07
US$855,154 		12,033 71.07 US$855,154
2025-06-05 2025-06-04 S Sale
3.3
OBERTON WILLARD D
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
3.3
WILLARD OBERTON

Officer

Officer
7,000
69.51
US$486,589 		7,000 69.51 US$486,589
2025-04-11 2025-04-10 S Sale
2.7
Owens James
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
2.7
JAMES J OWENS

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
3.0
SCALF THOMAS R

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
3.0
THOMAS SCALF

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
3.3
WILLARD OBERTON

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
3.3
OBERTON WILLARD D
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
3.0
SCALF THOMAS R

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
3.0
THOMAS SCALF

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
3.3
OBERTON WILLARD D
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
1.5
Rautio Trudy A.
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
3.3
WILLARD OBERTON

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
1.5
TRUDY ANN RAUTIO

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
2.1
SHEILA G KRAMER

Officer

Officer
1,877
72.88
US$136,804 		1,877 72.88 US$136,804
2024-10-09 2024-10-09 S Sale
3.0
SCALF THOMAS R

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
3.0
SCALF THOMAS R

Officer

Officer
2,500
73.12
US$182,800 		2,500 73.12 US$182,800
2024-10-09 2024-10-07 S Sale
3.0
SCALF THOMAS R

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
3.0
THOMAS SCALF

Officer

Officer
4,295
73.33
US$314,933 		4,295 73.33 US$314,933
2024-10-08 2024-10-04 S Sale
3.3
OBERTON WILLARD D
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
3.3
WILLARD OBERTON

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
3.0
Robinson Scott J.

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
3.0
Robinson Scott J.

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
3.0
SCOTT ROBINSON

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
2.5
Carpenter Tod E.

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
2.5
TOD CARPENTER

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
2.5
Carpenter Tod E.

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
2.5
TOD CARPENTER

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
2.8
Becker Amy C

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
2.8
AMY BECKER

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
2.7
Owens James
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
2.7
JAMES J OWENS

Director

Non-Executive Director
5,210
71.73
US$373,737 		5,210 71.73 US$373,737
2024-09-19 2024-09-17 S Sale
2.7
Owens James
Non-Executive Director
8,790 -33.1%
72.42
US$636,572 		8,790 -33.1% 72.42 US$636,572
2024-09-17 2024-09-17 PrS Proposed sale
2.7
JAMES J OWENS

Director

Non-Executive Director
8,790
72.42
US$636,576 		8,790 72.42 US$636,576
2024-07-03 2024-07-02 S Sale
3.0
Robinson Scott J.

Chief Financial Officer

Officer
37,600 -49.9%
70.97
US$2,668,472 		37,600 -49.9% 70.97 US$2,668,472
2024-07-02 2024-07-02 PrS Proposed sale
3.0
SCOTT ROBINSON

Officer

Officer
37,600
70.97
US$2,668,314 		37,600 70.97 US$2,668,314
2024-03-21 2024-03-20 S Sale
3.3
OBERTON WILLARD D
Non-Executive Director
4,500 -14.0%
73.54
US$330,930 		4,500 -14.0% 73.54 US$330,930
2024-03-20 2024-03-20 PrS Proposed sale
3.3
WILLARD OBERTON

Officer; Director

Executive Director
4,500
73.54
US$330,912 		4,500 73.54 US$330,912
2024-03-19 2024-03-19 PrS Proposed sale
3.0
SCOTT ROBINSON

Officer

Officer
5,088
73.11
US$371,980 		5,088 73.11 US$371,980
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