FAQ

3M’s transfer agent is EQ Shareowner Services.

Please contact EQ Shareowner Services with inquiries about:

• Address changes (seasonal or permanent)
• Direct deposit of dividends
• Dividend payments
• Dividend reinvestment
• Duplicate mailings
• Lost dividend checks
• Lost stock certificates
• Name changes
• Shareholder records
• Stock transfers
• Ownership changes

Contact Information:

EQ Shareowner Services
P.O. Box 64854
St. Paul, MN 55164-0854
Toll Free: 1-800-401-1952
Tel: 1-651-450-4064 (outside the United States)

An automated voice response system is available 24 hours a day, 7 days a week. Customer Service Representatives are available from 7:00 a.m. to 7:00 p.m., Central Standard Time, Monday through Friday.

Account Information -
https://www.shareowneronline.com

3M does not have a direct purchase plan at this time.

3M’s ticker symbol is MMM. The stock trades on the New York, Chicago, and Swiss stock exchanges and is one of 30 companies in the Dow Jones Industrial Average.

For 3M stock information, please visit our Stock Information page.

Quarterly dividends on 3M common stock are typically paid on or about the 12th of March, June, September and December. 3M has paid dividends since 1916. To learn more, please visit our Dividend Information page.

Yes. Through the Automatic Dividend Reinvestment Plan, 3M shareholders may have quarterly cash dividends automatically reinvested to purchase shares of 3M stock. Participants also may purchase additional shares through voluntary cash contributions or through automatic transfers from checking or savings accounts. 3M pays all service charges and commissions on stock bought through this plan, which is administered by Equiniti Trust Company ("EQ Shareowner Services"). For more information about the Dividend Reinvestment Plan, please visit our Dividend Information page.

3M listed on the New York Stock Exchange on January 14, 1946.

3M became one of the 30 companies included in the Dow Jones Industrial Average on August 9, 1976.

Prior to April 2002, 3M was known as Minnesota Mining and Manufacturing.

3M’s annual shareholders’ meeting is usually on the second Tuesday of May each year.

Corporate News Releases, including earnings and other financial information, are available in our Press Room.

Quarterly Earnings news releases are also available on our Quarterly Earnings page.

3M’s Annual Report is available on our Annual Reports page.

SEC filings are available on our SEC Filings page.

For more information on how 3M serves its customers, visit our 3M Businesses page.

PricewaterhouseCoopers is 3M’s independent auditor.