Bart C. Driesen - 26 Sep 2025 Form 3/A - Amendment Insider Report for DONALDSON Co INC (DCI)

Role
President
Signature
Amy C. Becker, Attorney-in-Fact for Bart Driesen
Issuer symbol
DCI
Transactions as of
26 Sep 2025
Net transactions value
$0
Form type
3/A - Amendment
Filing time
01 Dec 2025, 15:43:52 UTC
Date Of Original Report
01 Oct 2025
Next filing
03 Oct 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Driesen Bart C. President 1400 WEST 94TH STREET, BLOOMINGTON Amy C. Becker, Attorney-in-Fact for Bart Driesen 01 Dec 2025 0002089467

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
holding DCI Common Stock 9,996 26 Sep 2025 Direct F1

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
holding DCI Employee Stock Option (right to buy) 26 Sep 2025 Common Stock 4,000 $45.43 Direct F2
holding DCI Employee Stock Option (right to buy) 26 Sep 2025 Common Stock 3,000 $59.18 Direct F2
holding DCI Employee Stock Option (right to buy) 26 Sep 2025 Common Stock 4,000 $51.61 Direct F2
holding DCI Employee Stock Option (right to buy) 26 Sep 2025 Common Stock 4,000 $46.06 Direct F2
holding DCI Employee Stock Option (right to buy) 26 Sep 2025 Common Stock 4,000 $59.40 Direct F2
holding DCI Employee Stock Option (right to buy) 26 Sep 2025 Common Stock 14,500 $50.89 Direct F2
holding DCI Employee Stock Option (right to buy) 26 Sep 2025 Common Stock 15,900 $59.66 Direct F3
holding DCI Employee Stock Option (right to buy) 26 Sep 2025 Common Stock 16,800 $73.17 Direct F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The original Form 3, and one Form 4 filed by the reporting person after his original Form 3 was filed, understated the ownership of non-derivative securities on Table I by 4,835 shares.
F2 Fully vested
F3 The option vests in three equal annual installments beginning on September 21, 2024.
F4 The option vests in three equal annual installments beginning on October 1, 2025.