3M (MMM) HR chief exercises 20,519 options and sells matching shares

Rhea-AI Filing Summary

3M executive Zoe L. Dickson, EVP & Chief HR Officer, reported an amended insider transaction. On 02/09/2026 she exercised 20,519 non-qualified stock options at $142.94 per share, acquiring the same number of 3M common shares.

That same day she sold 20,519 shares of common stock at a weighted average price of $169.97 per share, in multiple trades between $169.91 and $170.15. After these transactions, she directly owned 21,123.4401 shares, plus 299 shares held indirectly through a 401k/PAESOP trust. The amendment clarifies that the exercised options, now reduced to zero, were previously omitted from the derivative securities table.

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

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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^*

Dickson Zoe L

(Last) (First) (Middle)

3M CENTER

(Street)

ST. PAUL MN 55144

(City) (State) (Zip)

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP & Chief HR Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/09/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)
02/10/2026

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

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

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	02/09/2026		M		20,519	A	$142.94	41,642.4401	D
Common Stock	02/09/2026		S		20,519	D	$169.97(1)	21,123.4401	D
Common Stock								299	I	401k/paesop Trust

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
Non-qualified Stock Option (Right to Buy)(2)	$142.94	02/09/2026		M			20,519	02/08/2023	02/06/2032	Common Stock	20,519	$0	0	D

Explanation of Responses:

1. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $169.91 to $170.15.

2. The stock options that were exercised were omitted from Table II in the original filing.

	/s/ Patricia L. Meagher, attorney-in-fact for Zoe L. Dickson	02/10/2026
	** 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).
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FAQ

What insider transaction did 3M (MMM) executive Zoe L. Dickson report?

Zoe L. Dickson reported exercising 20,519 non-qualified stock options at $142.94 per share and selling 20,519 3M common shares. Both transactions occurred on February 9, 2026, and involved her direct holdings in the company’s stock.

At what prices did Zoe L. Dickson sell her 3M (MMM) shares?

She sold 20,519 3M shares at a weighted average price of $169.97 per share. The sales were executed in multiple transactions, with individual prices ranging from $169.91 to $170.15 on February 9, 2026.

How many 3M (MMM) shares does Zoe L. Dickson own after this Form 4/A?

After the reported transactions, Zoe L. Dickson directly owns 21,123.4401 shares of 3M common stock. She also has an additional 299 shares held indirectly through a 401k/PAESOP trust associated with her retirement plan.

What stock options did Zoe L. Dickson exercise in this 3M (MMM) filing?

She exercised 20,519 non-qualified stock options with an exercise price of $142.94 per share. These options were originally granted on February 8, 2023 and were set to expire on February 6, 2032 before being fully exercised.

Why is this 3M (MMM) Form 4 labeled as an amendment (4/A)?

This filing is an amendment because the exercised stock options were omitted from the derivative securities table in the original Form 4. The 4/A updates Table II to show those 20,519 non-qualified stock options and that the remaining balance is now zero.

What role does Zoe L. Dickson hold at 3M (MMM)?

Zoe L. Dickson serves as Executive Vice President and Chief Human Resources Officer at 3M. Her position classifies her as an officer of the company, which is why her trades in 3M stock must be reported on Form 4 with the SEC.