| Period End | Type | Status | Affected | % Workforce | Announced | Expected Completion | Geography | Segment / Function | Charge | Source | Note |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-12-31 | acquisition_addition | completed | 2025-08-01 | 2025-08-01 | United States (Ohio — Utica play) | Exploration and Production | business_combinations_footnote f5-10k / MiMo-V2.6-Flash-fp8-HTML | EOG acquired Encino Acquisition Partners, LLC for $4,471 million cash plus assumption of $1,200 million senior notes; headcount added not disclosed. Acquisition-related costs of ~$58 million recorded, of which $52 million to G&A. | |||
| 2025-12-31 | divestiture_reduction | completed | 2026-01-31 | 2026-02-18 | United States (northern Midland Basin) | Exploration and Production | USD 165 (millions) | MD&A f5-10k / MiMo-V2.6-Flash-fp8-HTML | Sale of entire interest and related fixed assets for $165 million; closed 2026-02-18 (subsequent to fiscal year-end). Associated crude oil production ~4 MBbld for Q4 2025; headcount removed not disclosed. | ||
| 2025-09-30 | acquisition_addition | completed | 2025-08-01 | 2025-08-01 | United States (Utica play, Ohio) | Exploration and Production | business_combinations_footnote f5-10q / MiMo-V2.6-Flash-fp8-HTML | EOG acquired Encino Acquisition Partners, LLC on 2025-08-01 for $4,484 million cash plus assumed senior notes; no employee headcount added or acquisition-related workforce figures disclosed in this filing. | |||
| 2025-06-30 | acquisition_addition | completed | 2025-05-30 | 2025-08-01 | United States (Utica play, Ohio) | Exploration and Production | subsequent_events f5-10q / MiMo-V2.6-Flash-fp8-HTML | EOG completed the Encino Acquisition Partners, LLC acquisition on 2025-08-01 for ~$4,484 million cash plus assumption of $1,200 million senior notes; no employee headcount added or retained was disclosed. Encino results included in EOG financials beginning 2025-08-01. | |||
| 2021-12-31 | divestiture_reduction | completed | 2021-05-31 | 2021-05-31 | China | China Sichuan Basin operations | discontinued_operations_footnote f5-10k / MiMo-V2.6-Flash-fp8-HTML | Sale of EOG Resources China Limited completed in May 2021; headcount affected not disclosed. | |||
| 2021-12-31 | other | in_progress | 2021-12-31 | 2022-09-30 | Oman | Block 36 and Block 49 exploration | USD 45 (millions) | MD&A f5-10k / MiMo-V2.6-Flash-fp8-HTML | Decision in Q4 2021 to exit Oman Blocks 36 and 49; $45M pretax impairment and $42M dry hole costs recorded in 2021; Block 36 exit expected Q3 2022. Headcount affected not disclosed. | ||
| 2018-12-31 | divestiture_reduction | completed | United Kingdom | Exploration and Production (East Irish Sea / Conwy) | other f5-10k / MiMo-V2.6-Flash-fp8-HTML | Sale of all interests in EOG Resources United Kingdom Limited completed in the fourth quarter of 2018; EOG no longer has any U.K. presence. No employee count associated with the divestiture is disclosed; U.K. operations averaged approximately 4.2 MBbld of net crude oil production in 2018 prior to sale. | |||||
| 2016-12-31 | acquisition_addition | completed | 2016-10-04 | United States (New Mexico, Wyoming, Colorado, Montana, North Dakota, Utah) | Exploration and Production | business_combinations_footnote f5-10k / MiMo-V2.6-Flash-fp8-HTML | Mergers and related asset purchase transactions with Yates Petroleum, Abo Petroleum and MYCO Industries closed 2016-10-04 for ~$2.4 billion total consideration; no employee headcount added is disclosed. | ||||
| 2016-12-31 | voluntary_separation | completed | United States | not specified | MD&A f5-10k / MiMo-V2.6-Flash-fp8-HTML | G&A expense increase of $28 million in 2016 attributed partly to employee-related expenses from certain voluntary retirements; number of participants and charge amount not disclosed. | |||||
| 2016-12-31 | voluntary_separation | completed | United States | MD&A f5-10k / Qwen3.6-27B-Q8_0 | G&A expenses increased due to employee-related expenses in connection with certain voluntary retirements. | ||||||
| 2016-09-30 | acquisition_addition | announced | 2016-09-02 | 2016-10-04 | United States (Delaware Basin, Powder River Basin and other Western basins) | subsequent_events f5-10q / MiMo-V2.6-Flash-fp8-HTML | Mergers with Yates Petroleum, Abo Petroleum, MYCO Industries completed 2016-10-04 for $2.4 billion total consideration (~25 million EOG shares plus ~$16 million cash); no employee headcount added disclosed. | ||||
| 2016-09-30 | voluntary_separation | in_progress | United States | General and Administrative | MD&A f5-10q / MiMo-V2.6-Flash-fp8-HTML | G&A expense increase attributed partly to employee-related expenses from certain voluntary retirements; number of participants, dates, and charge amounts not disclosed. | |||||
| 2016-09-30 | other | completed | 2016-09-30 | 2016-09-30 | United States | General and Administrative | MD&A f5-10q / Qwen3.6-27B-Q8_0 | G&A expenses increased $35 million for the nine months ended Sept 30, 2016, primarily due to employee-related expenses in connection with certain voluntary retirements. | |||
| 2016-09-30 | acquisition_addition | announced | 2016-10-04 | 2016-10-04 | United States | Oil and Gas Properties | USD 2,400 (millions) | subsequent_events f5-10q / Qwen3.6-27B-Q8_0 | EOG completed mergers with Yates Petroleum Corporation, Abo Petroleum Corporation, and MYCO Industries, Inc. on Oct 4, 2016. Total consideration transferred was $2.4 billion. Headcount added is not explicitly disclosed. | ||
| 2016-06-30 | voluntary_separation | in_progress | United States | General and Administrative | MD&A f5-10q / MiMo-V2.6-Flash-fp8-HTML | G&A expense increase attributed partly to employee-related costs from certain voluntary retirements; no headcount or charge quantified. | |||||
| 2016-06-30 | voluntary_separation | completed | United States | General and Administrative | MD&A f5-10q / Qwen3.6-27B-Q8_0 | G&A expenses increased primarily due to employee-related expenses in connection with certain voluntary retirements. | |||||
| 2016-03-31 | voluntary_separation | in_progress | United States | General and Administrative | MD&A f5-10q / MiMo-V2.6-Flash-fp8-HTML | G&A expense rose $16 million year over year, attributed primarily to employee-related expenses tied to certain voluntary retirements; no headcount, severance amount, or timing disclosed. | |||||
| 2014-12-31 | divestiture_reduction | completed | 2014-12-01 | Canada (Manitoba and Alberta) | Exploration and Production | discontinued_operations_footnote f5-10k / MiMo-V2.6-Flash-fp8-HTML | Two transactions closed on or about December 1, 2014, divesting all Manitoba assets and most Alberta assets (1.3 million gross acres, approximately 5,800 producing wells). No employee count disclosed for the transferred workforce. | ||||
| 2012-12-31 | divestiture_reduction | completed | 2012-12-31 | 2013-02-28 | Canada | Exploration and Production (Horn River Basin / Kitimat LNG Terminal / Pacific Trail Pipelines) | other f5-10k / MiMo-V2.6-Flash-fp8-HTML | EOGRC agreed in Dec 2012 to sell its 30% interests in the Kitimat LNG Terminal and PTP plus ~28,500 undeveloped net acres to Chevron Canada; closed Feb 2013. No headcount impact disclosed. | |||
| 2009-12-31 | divestiture_reduction | completed | 2009-12-10 | United States (California) | Exploration and Production | discontinued_operations_footnote f5-10k / MiMo-V2.6-Flash-fp8-HTML | Sale of California crude oil and natural gas assets for $202 million, closed 2009-12-10; assets included approximately 80 wells representing under 1% of 2009 production. No headcount transferred or disclosed. | ||||
| 2009-12-31 | acquisition_addition | completed | United States (Montague and Cooke Counties, Texas) | Exploration and Production — Barnett Shale Combo | business_combinations_footnote f5-10k / MiMo-V2.6-Flash-fp8-HTML | Three transactions completed in Q3 2009 acquiring Barnett Shale Combo assets (proved reserves plus ~33,000 net unproved acres) for $197 million; no employee headcount associated with the transaction was disclosed. | |||||
| 2008-12-31 | divestiture_reduction | completed | 2008-02 | 2008-02 | United States — Appalachian Basin | Exploration and Production — shallow gas assets | MD&A f5-10k / MiMo-V2.6-Flash-fp8-HTML | Sale of majority of shallow gas assets and acreage to an EXCO Resources subsidiary for about $386 million; included roughly 2,400 operated wells. Associated headcount not disclosed. | |||
| 2008-12-31 | acquisition_addition | completed | 2008-03 | 2008-03 | Trinidad | Exploration and Production — Pelican field | business_combinations_footnote f5-10k / MiMo-V2.6-Flash-fp8-HTML | Purchase of an 80% working interest in the Pelican exploration and production license, including offshore facilities and onshore storage. Transferred headcount not disclosed. | |||
| 2008-12-31 | acquisition_addition | completed | 2008-07 | 2008-07 | China — Sichuan Basin | Exploration and Production — Chuanzhong Block | business_combinations_footnote f5-10k / MiMo-V2.6-Flash-fp8-HTML | Acquisition of rights from ConocoPhillips covering about 130,000 acres with roughly 9 MMcfd net production; additional zone rights added October 2008. Transferred headcount not disclosed. | |||
| 2000-12-31 | acquisition_addition | completed | United States — Western Pennsylvania (Appalachia) | Exploration and Production (new Pittsburgh Division) | Item_1_Business f5-10k / MiMo-V2.6-Flash-fp8-HTML | Acquisition of Somerset Oil & Gas Company, Inc. in late 2000 added ~150 Bcf reserves and 400 Devonian drilling locations; headcount not disclosed | |||||
| 2000-12-31 | acquisition_addition | completed | Canada — Alberta | Exploration and Production (Calgary Division) | Item_1_Business f5-10k / MiMo-V2.6-Flash-fp8-HTML | Acquired Q Energy Limited in 2000, a small Canadian producer adjacent to Sandhills operations; headcount not disclosed | |||||
| 1999-12-31 | divestiture_reduction | completed | 1999-08-16 | 1999-08-16 | India, China | International Operations | Item_1_Business f5-10k / MiMo-V2.6-Flash-fp8-HTML | Share Exchange transferred EOGI-India, Inc. (India and China assets) to Enron Corp.; no employee count disclosed for transferred operations |