Item 5. MARKET FOR REGISTRANT’S COMMON EQUITY, RELATED STOCKHOLDER MATTERS AND ISSUER PURCHASES OF EQUITY SECURITIES

Phillips 66’s common stock is traded on the New York Stock Exchange under the symbol “PSX.” At January 29, 2021, the number of stockholders of record of our shares was 33,565, including Cede & Co. as nominee of the Depository Trust Company.

Performance Graph

The above performance graph represents cumulative total stockholder return, which assumes reinvestment of dividends, of a $100 investment in the Company’s common stock, the company’s self-constructed peer group for the year ended December 31, 2020 (the New Peer Group), the company’s self-constructed peer group for the year ended December 31, 2019 (the Old Peer Group), and the S&P 500 Index, for the five years ended December 31, 2020. We evaluate our peer group on an annual basis and believe the New Peer Group more closely aligns with the company’s size and lines of business.

The New Peer Group consists of Delek US Holdings, Inc.; Dow Inc.; HollyFrontier Corporation; LyondellBasell Industries N.V.; Magellan Midstream Partners, L.P.; Marathon Petroleum Corporation; MPLX LP; Oneok, Inc.; PBF Energy Inc.; Targa Resources Corp.; Valero Energy Corporation; Westlake Chemical Corporation; and The Williams Companies, Inc. Additionally, Andeavor was included as a peer for periods prior to its acquisition by Marathon Petroleum Corporation in October 2018.

The Old Peer Group was composed of Celanese Corporation; Delek US Holdings, Inc.; Eastman Chemical Co.; Enterprise Products Partners, LP; HollyFrontier Corporation; Huntsman Corporation; LyondellBasell Industries N.V.; Marathon Petroleum Corporation; Oneok, Inc.; PBF Energy Inc.; Targa Resources Corp.; Valero Energy Corporation; and Westlake Chemical Corporation. Additionally, Andeavor was included as a peer for periods prior to its acquisition by Marathon Petroleum Corporation in October 2018.

Index to Financial Statements

Issuer Purchases of Equity SecuritiesIn March 2020, we announced that we had temporarily suspended our share repurchases. As of December 31, 2020, we had $2,514 million remaining on our existing share repurchase authorization, which has no expiration date. During 2020, prior to the temporary suspension, we repurchased an aggregate of $443 million of our common stock in open market repurchases, which equated to 5.4 million shares with a weighted average price per share of $82.23. Any future share repurchases will be made at the discretion of management and will depend on various factors including our share price, results of operations, financial condition and cash required for future business plans.