Phillips 66 (PSX)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-09-16 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: Phillips 66 (PSX) CIK: 0001534701 --- Reporting Owner --- Name: Mandell Brian CIK: 0001641265 Role: Officer (Executive Vice President) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-09-16 | Code: M (Exercise of derivative) Shares: +23,400 | Price: $74.70 Total Value: $1,747,980.00 Shares Owned After: 84,994.9177 | Ownership: D (Direct) Footnotes: [F1] Includes 22,182 Restricted Stock Units that settle for shares of Phillips 66 common stock on a 1--for-1 basis. [Transaction #2] Security: Common Stock Date: 2026-09-16 | Code: S (Open market sale) Shares: -23,400 | Price: $265.06 Total Value: $6,202,380.60 Shares Owned After: 61,594.9177 | Ownership: D (Direct) Footnotes: [F2] The price of reported above is a weighted average price. These shares were sold in mutiple transactions at prices ranging from $264.96 to $265.16. The reporting person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer, full information regarding the number of units and prices at which the transaction was effected. [F1] Includes 22,182 Restricted Stock Units that settle for shares of Phillips 66 common stock on a 1--for-1 basis. --- Derivative Transactions --- [Transaction #1] Security: Employee Stock Option (Right to Buy) Date: 2026-09-16 | Code: M (Exercise of derivative) Shares: -23,400 | Price: $0.00 Exercise Price: $74.70 Exercisable: N/A | Expires: 2031-02-09 Shares Owned After: 0 | Ownership: D (Direct) Footnotes: [F3] The stock options became exercisable in three equal annual installments beginning on February 9, 2022. --- Footnotes (Complete Index) --- F1: Includes 22,182 Restricted Stock Units that settle for shares of Phillips 66 common stock on a 1--for-1 basis. F2: The price of reported above is a weighted average price. These shares were sold in mutiple transactions at prices ranging from $264.96 to $265.16. The reporting person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer, full information regarding the number of units and prices at which the transaction was effected. F3: The stock options became exercisable in three equal annual installments beginning on February 9, 2022. --- Signature --- /s/ /s/ William H. Bald, as Attorney-in-Fact (2026-09-18)