3M director receives deferred stock award

3M Co non-employee director Mitchill Neil G. Jr. reported an indirect acquisition of common stock equivalents through a corporation associated with him.

Rhea-AI Filing Summary

3M Co non-employee director Mitchill Neil G. Jr. reported an indirect acquisition of common stock equivalents through a corporation associated with him. The account received 1,360.402 common stock equivalents valued at $143.34 per share under 3M's Compensation Plan for Non-employee Directors, bringing the indirect holding in this account to 1,674.323 units. According to the disclosure, the director has no voting or investment powers over this deferred compensation account, indicating this is a routine compensation-related award rather than an open‑market transaction.

Insider Trade Summary

Grant/Award: 1,360.402 shares

Grant/Award 1 txn

Insider Mitchill Neil G. JR

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock By Corporation	1,360.402	$143.34	$195K

Holdings After Transaction: Common Stock By Corporation — 1,674.323 shares (Indirect, By Corporation)

Footnotes (1)

1. F1. This non-employee director has elected to defer all or a portion of compensation otherwise payable in cash or stock to a common stock equivalents account under the terms of 3M's Compensation Plan for Non-employee Directors and has no voting or investment powers with respect to such account.

Key Figures

Common stock equivalents acquired: 1,360.402 units Award valuation price: $143.34 per share Indirect holdings after transaction: 1,674.323 units +1 more

4 metrics

Common stock equivalents acquired 1,360.402 units Grant/award acquisition on 2026-05-12

Award valuation price $143.34 per share Value used for common stock equivalents

Indirect holdings after transaction 1,674.323 units Total common stock equivalents in deferred account

Transaction code A Grant, award, or other acquisition (non-derivative)

Key Terms

Compensation Plan for Non-employee Directors, common stock equivalents account, indirect ownership, Grant, award, or other acquisition

4 terms

Compensation Plan for Non-employee Directors financial

"under the terms of 3M's Compensation Plan for Non-employee Directors"

common stock equivalents account financial

"to a common stock equivalents account under the terms of 3M's Compensation Plan"

indirect ownership financial

"ownership_type: "indirect", ownership_code: "I""

Grant, award, or other acquisition financial

"transaction_code_description: "Grant, award, or other acquisition""

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did 3M (MMM) director Mitchill Neil G. Jr. report?

Mitchill Neil G. Jr. reported an indirect acquisition of 1,360.402 common stock equivalents. These were credited to a deferred compensation account as part of 3M's Compensation Plan for Non-employee Directors, rather than bought on the open market.

Was the 3M (MMM) director’s Form 4 transaction a stock purchase or a grant?

The Form 4 shows a grant-type acquisition, not a market purchase. The non-employee director elected to defer compensation into a common stock equivalents account, so the shares reflect deferred fees under 3M’s director compensation plan.

How many 3M (MMM) common stock equivalents does the director hold after this transaction?

After this transaction, the indirect holding in the relevant account totals 1,674.323 common stock equivalents. This figure reflects the cumulative balance in the deferred compensation account following the credited 1,360.402 units.

What price per share was used for the 3M (MMM) director’s deferred stock award?

The award was valued at $143.34 per common stock equivalent share. This price is used to determine the number of stock equivalents credited based on the director’s deferred compensation amount under the plan.

Does the 3M (MMM) director control voting or investment decisions for these shares?

The filing states the director has no voting or investment powers over the deferred compensation account. The common stock equivalents are held in an account under 3M’s Compensation Plan for Non-employee Directors without the director directing how they are voted or invested.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/13/2026 - 04:16 PM Learn about SEC filing dates

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^*

Mitchill Neil G. JR

(Last) (First) (Middle)

3M CENTER

(Street)

ST. PAUL MINNESOTA 55144

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
3M CO [ MMM ]

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)
05/12/2026

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 By Corporation	05/12/2026		A		1,360.402	A	$143.34	1,674.323(1)	I	By Corporation

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:

1. This non-employee director has elected to defer all or a portion of compensation otherwise payable in cash or stock to a common stock equivalents account under the terms of 3M's Compensation Plan for Non-employee Directors and has no voting or investment powers with respect to such account.

	/s/ Patricia L. Meagher, attorney-in-fact for Neil G. Mitchill, Jr.	05/13/2026
	** 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)