DCI · DONALDSON Co INC · Insider Trading

$87.60 +0.28 (+0.32%)

S&P 400 member Russell 1000 member Rebalance outlook locked

Market Cap

$10.12B

115.91M

Volume · Oct 20 398.27K Avg daily vol (3M) 634.53K

Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 4 and 5. Form 3 supplies initial ownership rather than a trade; Form 4 must be filed within two business days of the trade.

Query insider transactions through the insider trading API or MCP →

Insider Sentiment Score

Peer-relative 0–100 rank of how aggressively insiders accumulated over the trailing 90 days. See the full ranking.

Net buyers

-1

Net shares bought

-0.03%

Net buy value

-$3,188,196

Date	Insider	Role	Type	Security	Shares	Price	Value	After
2026-10-02	Smiley Jacinth C	EXECUTIVE VP & CFO	Award↑	Common Stock	268	$88.65	$23,758	8,540
2026-10-02	Hilger Christopher M.	Director	Award↑	Common Stock	402	$88.65	$35,637	16,692
2026-10-02	Owens James	Director	Award↑	Common Stock	268	$88.65	$23,758	23,261
2026-10-02	Rautio Trudy A.	Director	Award↑	Common Stock	336	$88.65	$29,786	28,541
2026-10-01	Driesen Bart C.	President	Award↑ Filing footnotes — Employee Stock Option (right to buy) (Direct) The option vests in three equal annual installments beginning on October 1, 2027.	Employee Stock Option (right to buy)	12,800	—	—	12,800
2026-10-01	CEBULLA ANDREW J.	Corporate Controller	Award↑ Filing footnotes — Employee Stock Option (right to buy) (Direct) The option vests in three equal annual installments beginning on October 1, 2027.	Employee Stock Option (right to buy)	4,624	—	—	4,624
2026-10-01	Becker Amy C	Chief Legal Officer	Award↑ Filing footnotes — Employee Stock Option (right to buy) (Direct) The option vests in three equal annual installments beginning on October 1, 2027.	Employee Stock Option (right to buy)	14,800	—	—	14,800
2026-10-01	Pogalz Bradley J.	Chief Financial Officer	Award↑ Filing footnotes — Employee Stock Option (right to buy) (Direct) The option vests in three equal annual installments beginning on October 1, 2027.	Employee Stock Option (right to buy)	24,100	—	—	24,100
2026-10-01	DeVincke Darcy J	Chief Human Resources Officer	Award↑ Filing footnotes — Employee Stock Option (right to buy) (Direct) The option vests in three equal annual installments beginning on October 1, 2027.	Employee Stock Option (right to buy)	10,400	—	—	10,400
2026-10-01	Lewis Richard Brent	President	Award↑ Filing footnotes — Employee Stock Option (right to buy) (Direct) The option vests in three equal annual installments beginning on October 1, 2027.	Employee Stock Option (right to buy)	84,200	—	—	84,200
2026-09-24	Becker Amy C	Chief Legal Officer	Award↑	Common Stock	5,983	—	—	53,447
2026-09-24	Driesen Bart C.	President	Award↑	Common Stock	4,465	—	—	14,577
2026-09-24	Lewis Richard Brent	President	Award↑	Common Stock	6,340	—	—	50,966
2026-09-24	Lewis Richard Brent	President	Tax↓	Common Stock	149	$86.60	$12,903	50,817
2026-09-24	Carpenter Tod E.	Director, Chairman, President and CEO	Tax↓	Common Stock	18,761	$86.60	$1,624,703	318,069
2026-09-24	Driesen Bart C.	President	Tax↓	Common Stock	2,661	$86.60	$230,443	11,916
2026-09-24	Becker Amy C	Chief Legal Officer	Tax↓	Common Stock	2,944	$86.60	$254,950	50,503
2026-09-24	Carpenter Tod E.	Director, Chairman, President and CEO	Award↑	Common Stock	38,131	—	—	336,830
2026-09-04	Carpenter Tod E.	Director, Chairman, President and CEO	Convert↓ Filing footnotes — Employee Stock Option (right to buy) (Direct) Fully vested	Employee Stock Option (right to buy)	31,968	—	—	131,500
2026-09-04	Carpenter Tod E.	Director, Chairman, President and CEO	Convert↑	Common Stock	31,968	$42.72	$1,365,673	330,667
2026-09-04	Carpenter Tod E.	Director, Chairman, President and CEO	Sell↓	Common Stock	31,968	$91.10	$2,912,285	298,699
2026-08-31	Carpenter Tod E.	Director, Chairman, President and CEO	Convert↓ Filing footnotes — Employee Stock Option (right to buy) (Direct) Fully vested	Employee Stock Option (right to buy)	3,032	—	—	163,468
2026-08-31	Carpenter Tod E.	Director, Chairman, President and CEO	Sell↓	Common Stock	3,032	$91.00	$275,912	298,699
2026-08-31	Carpenter Tod E.	Director, Chairman, President and CEO	Convert↑	Common Stock	3,032	$42.72	$129,527	301,731
2026-08-27	Pogalz Bradley J.	Chief Financial Officer	Convert↑	Common Stock	3,000	$42.72	$128,160	3,434
2026-08-27	Pogalz Bradley J.	Chief Financial Officer	Tax↓	Common Stock	2,129	$91.84	$195,527	1,305
2026-08-27	Pogalz Bradley J.	Chief Financial Officer	Convert↓ Filing footnotes — Employee Stock Option (right to buy) (Direct) Fully vested	Employee Stock Option (right to buy)	3,000	—	—	0
2026-07-03	Hilger Christopher M.	Director	Award↑	Common Stock	400	$89.09	$35,636	16,244
2026-07-03	Rautio Trudy A.	Director	Award↑	Common Stock	334	$89.09	$29,756	28,106
2026-07-03	Owens James	Director	Award↑	Common Stock	267	$89.09	$23,787	22,913
2026-07-03	Smiley Jacinth C	EXECUTIVE VP & CFO	Award↑	Common Stock	267	$89.09	$23,787	8,243
2026-04-14	Owens James	Director	Convert↓ Filing footnotes — Stock Option (right to buy) (Direct) Fully vested	Stock Option (right to buy)	6,600	—	—	0
2026-04-14	Owens James	Director	Sell↓	Common Stock	7,153	$89.21	$638,119	22,565
2026-04-14	Owens James	Director	Convert↑	Common Stock	6,600	$48.96	$323,136	29,165
2026-04-14	Owens James	Director	Convert↓ Filing footnotes — Stock Option (right to buy) (Direct) Fully vested	Stock Option (right to buy)	7,153	—	—	0
2026-04-14	Owens James	Director	Sell↓	Common Stock	6,600	$89.21	$588,786	22,565
2026-04-14	Owens James	Director	Convert↑	Common Stock	7,153	$42.26	$302,286	29,718
2026-04-13	Owens James	Director	Sell↓	Common Stock	5,921	$89.02	$527,087	22,565
2026-04-13	Owens James	Director	Convert↑	Common Stock	5,921	$42.26	$250,221	28,486
2026-04-13	Owens James	Director	Convert↓ Filing footnotes — Stock Option (right to buy) (Direct) Fully vested	Stock Option (right to buy)	5,921	—	—	7,153
2026-04-10	Owens James	Director	Convert↓ Filing footnotes — Stock Option (right to buy) (Direct) Fully vested	Stock Option (right to buy)	126	—	—	13,074
2026-04-10	Owens James	Director	Sell↓	Common Stock	126	$88.82	$11,191	22,565
2026-04-10	Owens James	Director	Convert↑	Common Stock	126	$42.26	$5,325	22,691
2026-04-03	Hilger Christopher M.	Director	Award↑	Common Stock	418	$85.23	$35,626	15,799
2026-04-03	Smiley Jacinth C	EXECUTIVE VP & CFO	Award↑	Common Stock	279	$85.23	$23,779	7,948
2026-04-03	Owens James	Director	Award↑	Common Stock	279	$85.23	$23,779	22,565
2026-04-03	Rautio Trudy A.	Director	Award↑	Common Stock	349	$85.23	$29,745	27,673
2026-03-26	Briseno Guillermo	President	Convert↓ Filing footnotes — Employee Stock Option (right to buy) (Direct) Fully vested	Employee Stock Option (right to buy)	8,600	—	—	8,600
2026-03-26	Briseno Guillermo	President	Convert↑	Common Stock	12,000	$42.72	$512,640	41,267
2026-03-26	Briseno Guillermo	President	Convert↑	Common Stock	8,600	$45.43	$390,698	37,867

Legend Buy — open-market purchase Sell — open-market sale ↑ Shares acquired ↓ Shares disposed (gift, conversion, tax…)

Showing 1–50 of 716 transactions

Key facts CIK 29644 CUSIP 257651109 13F (30d) 95 filings 81 filers Visit website Investor relations