144Filing Date: Jul 23, 2026

3m (MMM)

Insider Proposed Sale Notice

Banovetz John Patrick

Officer·3m

Proposed

CommonNYSE

Shares7.88K

Est. DateJul 23

Market Value$1.34M

BrokerFidelity Brokerage Services LLC

AcquisitionStock Option Exercise · Issuer

Acquired DateJul 23, 2026

Amount Acquired7.88K

% Outstanding0.0015%

Exercise / Payment Details

Paid: Jul 23, 2026Method: Cash

No sales in the past 3 months

Signature & Compliance expand_more

Notice DateJul 23, 2026

Signature /s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for John Banovetz

Issuer Info expand_more

Company3M CO

CIK0000066740

SEC File No.001-03285

Phone6517331110

Address3M CENTER, ST PAUL, MN 55144-1000