3M awards 7,049 RSUs to HR chief Cunningham

3M’s Chief HR Officer received a 7,049-unit restricted stock grant that vests over three years.

Rhea-AI Filing Summary

3M CO (symbol: MMM) is the issuer of record for a Form 4 filing submitted to the SEC. Cunningham Jennifer A. reported acquisition or exercise transactions in this Form 4 filing.

3M CO (MMM) reported that executive officer Jennifer A. Cunningham, EVP & Chief HR Officer, received a grant of 7,049 Restricted Stock Units (RSUs) on September 1, 2026. Each RSU represents a contingent right to receive one share of 3M common stock and vests in three equal annual installments beginning six months from the grant date. No Rule 10b5-1 trading plan is reported for this award.

Insider Trade Summary

Grant/Award: 7,049 shares

Grant/Award 1 txn

Insider Cunningham Jennifer A.

Role EVP & Chief HR Officer

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units F1, F2	7,049	--	--

Holdings After Transaction: Restricted Stock Units — 7,049 contracts (Direct)

Footnotes (2)

1. F1. Each restricted stock unit represents a contingent right to receive one share of 3M common stock.
2. F2. The restricted stock units vest in three equal annual installments beginning on the date six months from the grant date.

Key Figures

Restricted Stock Units granted: 7,049 units Underlying common shares: 7,049 shares Installments: 3 equal annual installments +1 more

4 metrics

Restricted Stock Units granted 7,049 units Grant to EVP & Chief HR Officer on September 1, 2026

Underlying common shares 7,049 shares Each RSU represents a contingent right to one share of 3M common stock

Installments 3 equal annual installments Vesting schedule beginning six months from the grant date

RSUs held after transaction 7,049 units Direct holdings of RSUs reported following the grant

Key Terms

Restricted Stock Units, contingent right, vest, Rule 10b5-1

4 terms

Restricted Stock Units financial

"Each restricted stock unit represents a contingent right to receive one share"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

contingent right financial

"represents a contingent right to receive one share of 3M common stock"

vest financial

"The restricted stock units vest in three equal annual installments"

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

Rule 10b5-1 regulatory

"No Rule 10b5-1 trading plan is reported for this award"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

FAQ

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

What equity award did 3M (MMM) grant to Jennifer A. Cunningham?

3M granted Jennifer A. Cunningham 7,049 Restricted Stock Units (RSUs) on September 1, 2026. Each RSU is a contingent right to receive one share of 3M common stock, reported as a compensation-related award.

How do the new RSUs for 3M (MMM) executive Jennifer A. Cunningham vest?

The 7,049 RSUs granted to Jennifer A. Cunningham vest in three equal annual installments, beginning on the date six months from the grant date. This creates a multi-year vesting schedule tied to continued service.

What is the underlying security for the RSUs granted by 3M (MMM)?

Each of the 7,049 Restricted Stock Units represents a contingent right to receive one share of 3M common stock, so the underlying security for the award is 3M common stock on a one-for-one basis.

Did 3M (MMM) report a Rule 10b5-1 trading plan for this Form 4 transaction?

No. The Form 4 indicates the Rule 10b5-1 checkbox is not affirmed for this filing, so the RSU grant was not reported as made under a Rule 10b5-1 trading plan.

What is Jennifer A. Cunningham’s reported RSU holding in 3M (MMM) after this grant?

After the September 1, 2026 grant, Jennifer A. Cunningham is reported as directly holding 7,049 Restricted Stock Units. This equals the number of RSUs granted in the reported transaction.

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

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Available on EDGAR 09/03/2026 - 08:04 AM EDT Accepted by SEC EDGAR 09/03/2026 - 08:04 AM EDT 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^*

Cunningham Jennifer A.

(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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/01/2026

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

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
Restricted Stock Units	(1)	09/01/2026		A		7,049		(2)	(2)	Common Stock	7,049	(1)	7,049	D

Explanation of Responses:

1. Each restricted stock unit represents a contingent right to receive one share of 3M common stock.

2. The restricted stock units vest in three equal annual installments beginning on the date six months from the grant date.

	/s/ Patricia L. Meagher, attorney-in-fact for Jennifer A. Cunningham	09/03/2026
	** 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)