Business Segments · Accum. D&A
Refining — Accum. D&A
Phillips 66 Refining — Accum. D&A decreased by 19.4% to $11.03B in Q1 2026 compared to the prior quarter. Year-over-year, this metric declined by 11.3%, from $12.44B to $11.03B. Over 4 years (FY 2021 to FY 2025), Refining — Accum. D&A shows relatively stable performance with a 0.4% CAGR. This is a positive signal — lower values indicate better performance for this metric.
Analysis
StatementSegment
CategoryEfficiency
SignalLower is better
VolatilityStable
First reportedQ4 2019
Last reportedQ1 2026
Rolls up toPP&E (Net)
How to read this metric
A rising balance relative to gross PP&E indicates an aging asset base, potentially signaling upcoming maintenance or replacement capital needs.
Detailed definition
The cumulative amount of depreciation and amortization recorded against the refining segment's property, plant, and equi...
Peer comparison
Commonly reported as 'Accumulated Depreciation' within segment notes for integrated oil and gas companies.
Metric ID:
psx_segment_refining_accum_d_aHistorical Data
20 periods
| Q2 '21 | Q3 '21 | Q4 '21 | Q1 '22 | Q2 '22 | Q3 '22 | Q4 '22 | Q1 '23 | Q2 '23 | Q3 '23 | Q4 '23 | Q1 '24 | Q2 '24 | Q3 '24 | Q4 '24 | Q1 '25 | Q2 '25 | Q3 '25 | Q4 '25 | Q1 '26 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Value | $12.57B | $14.03B | $12.52B | $12.68B | $12.04B | $12.17B | $12.52B | $12.50B | $12.72B | $12.89B | $13.10B | $12.80B | $11.37B | $11.65B | $11.99B | $12.44B | $12.91B | $13.28B | $13.69B | $11.03B |
| QoQ Change | — | +11.6% | -10.8% | +1.3% | -5.0% | +1.1% | +2.9% | -0.2% | +1.8% | +1.3% | +1.7% | -2.3% | -11.1% | +2.4% | +2.9% | +3.7% | +3.8% | +2.9% | +3.0% | -19.4% |
| YoY Change | — | — | — | — | -4.2% | -13.3% | +0.0% | -1.4% | +5.6% | +5.9% | +4.6% | +2.4% | -10.6% | -9.6% | -8.5% | -2.8% | +13.5% | +14.0% | +14.1% | -11.3% |
Range$11.03B – $14.03B
CAGR-2.7%
Avg YoY Growth-0.1%
Median YoY Growth-0.7%
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Frequently Asked Questions
- What is Phillips 66's refining — accum. d&a?
- Phillips 66 (PSX) reported refining — accum. d&a of $11.03B in Q1 2026.
- How has Phillips 66's refining — accum. d&a changed year-over-year?
- Phillips 66's refining — accum. d&a decreased by 11.3% year-over-year, from $12.44B to $11.03B.
- What is the long-term trend for Phillips 66's refining — accum. d&a?
- Over 4 years (2021 to 2025), Phillips 66's refining — accum. d&a has grown at a 0.4% compound annual growth rate (CAGR), from $51.47B to $52.32B.
- What does refining — accum. d&a mean?
- The total depreciation and amortization taken on refining assets over time.