144Filing Date: Jul 23, 2026

3m (MMM)

Insider Proposed Sale Notice

Reinseth Theresa E

Officer·3m

Proposed

CommonNYSE

Shares924

Est. DateJul 23

Market Value$156.5K

BrokerFidelity Brokerage Services LLC

AcquisitionRestricted Stock Vesting · Issuer

Acquired DateMay 13, 2011

Amount Acquired1

% Outstanding0.0002%

Exercise / Payment Details

Paid: May 13, 2011Method: Compensation

No sales in the past 3 months

Signature & Compliance expand_more

Notice DateJul 23, 2026

Signature /s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Theresa E. Reinseth

Issuer Info expand_more

Company3M CO

CIK0000066740

SEC File No.001-03285

Phone6517331110

Address3M CENTER, ST PAUL, MN 55144-1000