Christopher M. Hilger - 02 Jan 2026 Form 4 Insider Report for DONALDSON Co INC (DCI)

Role: Director
Signature: Amy C. Becker, Attorney-in-Fact for Christopher M. Hilger
Issuer symbol: DCI
Transactions as of: 02 Jan 2026
Net transactions value: +$33,724
Form type: 4
Filing time: 06 Jan 2026, 14:09:24 UTC
Previous filing: 06 Oct 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Hilger Christopher M.	Director	PO BOX 1299, MINNEAPOLIS	Amy C. Becker, Attorney-in-Fact for Christopher M. Hilger	06 Jan 2026	0001895122

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	DCI	Common Stock	Award	$33,724	+375	+2.7%	$89.93	14,442	02 Jan 2026	Direct
transaction	DCI	Common Stock	Award	$0	+900	+6.2%	$0.000000	15,342	02 Jan 2026	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	DCI	Stock Option (right to buy)	Award	$0	+3,000		$0.000000	3,000	02 Jan 2026	Common Stock	3,000	$89.93	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The option vests in three equal annual installments beginning on January 2, 2027.