mmm-20260605

Delaware

File No. 1-3285

41-0417775

(State or other jurisdiction of incorporation)

(Commission File Number)

(IRS Employer Identification No.)

3M Center, St. Paul, Minnesota

55144-1000

(Address of Principal Executive Offices)

(Zip Code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):


☐			Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐			Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐			Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐			Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Title of each class

Trading Symbol(s)

Name of each exchange on which registered

Common Stock, Par Value $.01 Per Share

MMM

New York Stock Exchange

MMM

NYSE Texas, Inc.

1.500% Notes due 2026

MMM26

New York Stock Exchange

1.750% Notes due 2030

MMM30

New York Stock Exchange

1.500% Notes due 2031

MMM31

New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the exchange Act. ☐

Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On June 5, 2026, the 3M Company (“3M”) Board of Directors (“Board”) elected Jennifer W. Rumsey to 3M’s Board and appointed Ms. Rumsey to the Science, Technology and Sustainability Committee of the Board, each effective June 5, 2026. Ms. Rumsey is the Chair of the Board and Chief Executive Officer of Cummins Inc.

There are no arrangements or understandings between Ms. Rumsey and any other person pursuant to which Ms. Rumsey was selected as a member of 3M’s Board. The Board determined that Ms. Rumsey is an independent director under the New York Stock Exchange listing standards and the Company’s Director Independence Guidelines (available on 3M’s website at www.3M.com. under Investor Relations — Governance —Governance Documents), and that there are no related persons transactions required to be disclosed under Item 404(a) of Regulation S-K.

Ms. Rumsey will participate in the compensation program for non-employee directors as described on pages 39-42 of 3M’s proxy statement for its 2026 annual meeting of stockholders that was held May 12, 2026 (filed with the Securities and Exchange Commission on March 25, 2026).

A copy of 3M’s press release announcing Ms. Rumsey’s appointment is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.


			3M COMPANY

			By:			/s/ Kevin H. Rhodes

						Kevin H. Rhodes
						Executive Vice President, Chief Legal Affairs Officer and Secretary


Exhibit Number						Description