Donaldson (DCI) director granted 279 shares of stock at $85.23 value

Rhea-AI Filing Summary

Smiley Jacinth C reported acquisition or exercise transactions in this Form 4 filing.

Donaldson Co. director Jacinth C. Smiley received a stock grant of 279 shares of Common Stock. The shares were awarded at a value of $85.23 per share and are reported as a non-derivative, direct ownership transaction. Following this award, Smiley directly holds 7,948 shares of Donaldson Common Stock, indicating a routine compensation-related increase rather than an open-market purchase or sale.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Smiley Jacinth C

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	279	$85.23	$24K

Holdings After Transaction: Common Stock — 7,948 shares (Direct)

Footnotes (1)

Key Figures

Stock grant size: 279 shares Grant value per share: $85.23 per share Shares held after grant: 7,948 shares

3 metrics

Stock grant size 279 shares Common Stock grant reported on Form 4

Grant value per share $85.23 per share Reported value for the 279-share award

Shares held after grant 7,948 shares Total direct Common Stock holdings post-transaction

Key Terms

grant/award acquisition, Common Stock, non-derivative, Form 4

4 terms

grant/award acquisition financial

"transaction_action: "grant/award acquisition" for the 279-share award"

Common Stock financial

"security_title is listed as "Common Stock" in the transaction"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

non-derivative financial

"transaction_type is classified as "non-derivative" for this award"

Form 4 regulatory

"INSIDER FILING DATA (Form 4) describes the reported transaction"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Smiley Jacinth C

(Last) (First) (Middle)

1400 WEST 94TH STREET

(Street)

BLOOMINGTON MINNESOTA 55431

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
DONALDSON Co INC [ DCI ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/03/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	04/03/2026		A		279	A	$85.23	7,948	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

	Amy C. Becker, Attorney-in-Fact for Jacinth C. Smiley	04/06/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Donaldson (DCI) director Jacinth Smiley report?

Director Jacinth C. Smiley reported receiving a grant of 279 shares of Donaldson Common Stock. The award was recorded as a non-derivative acquisition, increasing her direct holdings to 7,948 shares following the transaction.

Was the Donaldson (DCI) insider transaction a market buy or a stock grant?

The transaction was a stock grant, not an open-market purchase. It is coded as a grant or award acquisition, meaning the 279 shares were received as compensation rather than bought on the market.

At what price was the Donaldson (DCI) stock award to Jacinth Smiley valued?

The 279-share stock award to Jacinth C. Smiley was valued at $85.23 per share. This figure reflects the per-share value used for reporting purposes in the Form 4 insider filing.

How many Donaldson (DCI) shares does Jacinth Smiley hold after this Form 4 transaction?

After receiving the 279-share grant, Jacinth C. Smiley directly holds 7,948 shares of Donaldson Common Stock. This total reflects her direct ownership position immediately following the reported award transaction.

Does the Donaldson (DCI) Form 4 show any stock sales by Jacinth Smiley?

The Form 4 does not show any stock sales by Jacinth C. Smiley. It reports only a grant or award acquisition of 279 shares, increasing her direct holdings without any corresponding disposition.