DCI insider plans Rule 144 sale of 19,800 common shares

An affiliate of DCI has filed a Form 144 notice to sell 19,800 shares of common stock through Morgan Stanley Smith Barney LLC on or around 12/05/2025 via the NYSE.

Accepted by SEC EDGAR 12/05/2025 - 04:13 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

An affiliate of DCI has filed a Form 144 notice to sell 19,800 shares of common stock through Morgan Stanley Smith Barney LLC on or around 12/05/2025 via the NYSE. The filing lists an aggregate market value of 1,822,372.20 for the planned sale, compared with 115,336,687 shares outstanding of the same class. The shares were acquired on 12/05/2025 by exercising stock options under a registered plan, with the purchase price paid in cash on the same date. The seller represents that they are not aware of any undisclosed material adverse information about the issuer’s current or prospective operations.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001315989
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	DONALDSON COMPANY, INC.
SEC File Number	001-07891
Address of Issuer	1400 West 94th Street Minneapolis MINNESOTA 55431
Phone	952-887-3131
Name of Person for Whose Account the Securities are To Be Sold	AJITA G RAJENDRA
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	19800	1822372.20	115336687	12/05/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	12/05/2025	Exercise of options under a registered plan	Issuer			19800	12/05/2025	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	12/05/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Ajita Ganesh Rajendra
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)