Shareholder Q&A

Who is the Transfer Agent for PPG Industries, Inc.? PPG’s transfer agent is BNY Mellon Shareowner Services. Click on the following link to be directed to BNY Mellon’s website: http://www.melloninvestor.com View BNY Mellon’s Quick Reference for Investors. Here you will find answers to many of your shareholder questions. http://www.melloninvestor.com/newmisweb/investors/quickref.asp What is the difference between registered shareholders and beneficial or street name shareholders? Registered Shareholders: If your name is listed as the owner of PPG stock on the books of our transfer agent, you may be referred to as a registered owner. You may hold your shares in certificate form or in our Investor Services Program. You receive all quarterly dividend payments, statements and shareholder communications directly from BNY Mellon Shareowner Services. Beneficial/Street Name Shareholders: If your stock is held in an account at a bank or brokerage firm, you may be referred to as a beneficial or street name owner. A stock certificate is not registered in your name on the books of our transfer agent and PPG does not have a record that you are a shareholder. Dividends paid by PPG are sent to your bank or broker for distribution in accordance with your agreement with that bank or broker. Similarly, financial reports and proxy materials are distributed to you through your bank or broker. What is the CUSIP number for PPG Industries, Inc.? The CUSIP number for PPG common stock is 69350610. Does PPG Industries, Inc. have a direct purchase plan? Yes. To purchase PPG stock and learn more about PPG’s Investor Services Program, click here: https://vault.melloninvestor.com/jsp/enroll/plans/ppg/ppgindustriesstarthere.htm?FILETYPE=HTML&PLANTYPE=DSPP How can I become a PPG Industries, Inc. shareholder? PPG Industries, Inc. common stock (symbol PPG on the New York Stock Exchange) may be bought or sold through a stockbroker, bank, or any financial institution that provides brokerage services, or directly through BNY Mellon Shareowner Services and the Investor Service Program. When has PPG Industries, Inc. common stock split? View PPG’s Stock Split History How can I calculate my cost basis if I have recently sold shares? The term cost basis (also called tax basis) refers to the calculation of the original cost of obtaining your stock shares. Your original cost basis is needed when determining whether to report a capital gain or capital loss on the sale of your shares. In order to determine your cost basis, you will need to review your original purchase records. If you purchased the stock through a broker, you may be able to obtain this information from the brokerage firm. If you participated in the Investor Services Program, the purchase information would be reflected in the account statements you received from BNY Mellon Shareowner Services. The following resources may be helpful to you when attempting to calculate your cost basis: PPG Stock Split History & PPG Dividend History Closing Stock Price by Quarter End   Individual situations vary greatly based on your specific financial situation. We recommend you contact your accountant or tax advisor for the latest reporting guidelines appropriate to you. You may also visit the IRS web site for additional information on calculating cost basis.