Occidental Petroleum Corp
OXYNYSECrude Petroleum & Natural GasFiscal year ends December 31Also trades as OXY.WT
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 5, 2026Score 10/3012% below fair value
$60.72−3.28 (-5.13%)
Close on Nov 2, 2026Market cap $60.70BP/E 9.4Yield 1.58%
Occidental Petroleum Total Proved Reserves (MMboe) by Year
Occidental Petroleum Total Proved Reserves (MMboe): 4,603 in FY2025, down 0.2% from a year earlier.
Latest, FY2025
4,603
Period ended Dec 31, 2025
Change on a year earlier
-0.2%
4,612 in FY2024
History
10 years
Since FY2016
Sources
7
Documents cited below
Where the FY2025 figure comes from
Source: OXY 10-K (filed 2026-02-18, acc 0001628280-26-009059) ↗
Annual history
Hover a value to see the sentence it was read from; calculated values show their formula
| Period | Ended | Total Proved Reserves (MMboe) | Year on year | Source |
|---|---|---|---|---|
| FY2025 | Dec 31, 2025 | 4,603 | -0.2% | OXY 10-K (filed 2026-02-18, acc 0001628280-26-009059) ↗ |
| FY2024 | Dec 31, 2024 | 4,612 | +15.8% | OXY 10-K (filed 2026-02-18, acc 0001628280-26-009059) ↗ |
| FY2023 | Dec 31, 2023 | 3,982 | +4.3% | OXY 10-K (filed 2026-02-18, acc 0001628280-26-009059) ↗ |
| FY2022 | Dec 31, 2022 | 3,817 | +8.7% | OXY 10-K (filed 2026-02-18, acc 0001628280-26-009059) ↗ |
| FY2021 | Dec 31, 2021 | 3,512 | +20.6% | OXY 10-K (filed 2025-02-18, acc 0000797468-25-000029) ↗ |
| FY2020 | Dec 31, 2020 | 2,911 | -25.4% | OXY 10-K (filed 2024-02-14, acc 0000797468-24-000034) ↗ |
| FY2019 | Dec 31, 2019 | 3,904 | +41.9% | OXY 10-K (filed 2023-02-27, acc 0000797468-23-000011) ↗ |
| FY2018 | Dec 31, 2018 | 2,752 | +5.9% | OXY 10-K (filed 2022-02-24, acc 0000797468-22-000008) ↗ |
| FY2017 | Dec 31, 2017 | 2,598 | +8.0% | OXY 10-K (filed 2021-02-26, acc 0000797468-21-000009) ↗ |
| FY2016 | Dec 31, 2016 | 2,406 | – | OXY 10-K (filed 2020-02-28, acc 0000797468-20-000004) ↗ |
Breakdown
What makes up total Proved Reserves (MMboe)
- Proved Developed (MMboe)3,294 · FY2025
- Proved Undeveloped / PUD (MMboe)1,309 · FY2025
- United States Proved (MMboe)3,788 · FY2025
- International Proved (MMboe)815 · FY2025
- Revisions of Previous Estimates (MMboe)161 · FY2025
- Improved Recovery (MMboe)60 · FY2025
- Extensions and Discoveries (MMboe)340 · FY2025
- Purchases of Proved Reserves (MMboe)10 · FY2025
- Sales of Proved Reserves (MMboe)-57 · FY2025
- Production (MMboe)-523 · FY2025
Cite this data
StockData. (2026). Occidental Petroleum Total Proved Reserves (MMboe), annual FY2016–FY2025 [Data set]. Compiled from Occidental Petroleum SEC filings and investor materials. https://stockdatahq.com/stocks/oxy/kpis/res-boe-total-total
See every metric in the Occidental Petroleum KPI table. Data updated Nov 1, 2026.