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Phillips 66

PSXNYSEPetroleum RefiningFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Oct 28, 2026Score 13/3010% above fair value
$275.04−7.79 (-2.75%)

Close on Nov 2, 2026Market cap $109.75BP/E 15.7Yield 1.73%

Phillips 66 WTI Less Maya Heavy Sour Crude Differential by Quarter

WTI Less Maya Heavy Sour Crude Differential ($/bbl, PSX Supplement)

QuarterlyAnnual

Phillips 66 WTI Less Maya Heavy Sour Crude Differential: 4.18 $/bbl in Q2 2026, down 22.4% from a year earlier.

Latest, Q2 2026
4.18
Period ended Jun 30, 2026
Change on a year earlier
-22.4%
5.39 in Q2 2025
History
42 quarters
Since Q1 2016
Sources
10
Documents cited below

Where the Q2 2026 figure comes from

“WTI less Maya | 5.52 | 4.18 | 4.85 | 6.36 | 5.39 | 4.03 | 4.90 | 5.17”

Source: 8-K Financial & Operational Supplement (FY2026Q2) ↗

Quarterly history

Hover a value to see the sentence it was read from; calculated values show their formula

PeriodEndedWTI Less Maya Heavy Sour Crude Differential ($/bbl, PSX Supplement)Year on yearSource
Q2 2026Jun 30, 20264.18-22.4%8-K Financial & Operational Supplement (FY2026Q2) ↗
Q1 2026Mar 31, 20265.52-13.2%8-K Financial & Operational Supplement (FY2026Q2) ↗
Q4 2025Dec 31, 20254.90-31.4%8-K Financial & Operational Supplement (FY2026Q2) ↗
Q3 2025Sep 30, 20254.03-49.8%8-K Financial & Operational Supplement (FY2026Q2) ↗
Q2 2025Jun 30, 20255.39-25.8%8-K Financial & Operational Supplement (FY2026Q2) ↗
Q1 2025Mar 31, 20256.36-15.3%8-K Financial & Operational Supplement (FY2026Q2) ↗
Q4 2024Dec 31, 20247.14+10.4%8-K Financial & Operational Supplement (FY2025Q4) ↗
Q3 2024Sep 30, 20248.02+58.2%8-K Financial & Operational Supplement (FY2025Q4) ↗
Q2 2024Jun 30, 20247.26-28.2%8-K Financial & Operational Supplement (FY2025Q4) ↗
Q1 2024Mar 31, 20247.51-43.4%8-K Financial & Operational Supplement (FY2025Q4) ↗
Q4 2023Dec 31, 20236.47-42.5%8-K Financial & Operational Supplement (FY2024Q4) ↗
Q3 2023Sep 30, 20235.07-30.5%8-K Financial & Operational Supplement (FY2024Q4) ↗
Q2 2023Jun 30, 202310.11+107.6%8-K Financial & Operational Supplement (FY2024Q4) ↗
Q1 2023Mar 31, 202313.28+136.3%8-K Financial & Operational Supplement (FY2024Q4) ↗
Q4 2022Dec 31, 202211.26+101.4%8-K Financial & Operational Supplement (FY2023Q3) ↗
Q3 2022Sep 30, 20227.30+67.0%8-K Financial & Operational Supplement (FY2023Q3) ↗

Cite this data

StockData. (2026). Phillips 66 WTI Less Maya Heavy Sour Crude Differential, quarterly Q1 2016–Q2 2026 [Data set]. Compiled from Phillips 66 SEC filings and investor materials. https://stockdatahq.com/stocks/psx/kpis/ref-mkt-wti-maya

See every metric in the Phillips 66 KPI table. Data updated Oct 28, 2026.