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MidOcean Energy → PETRONAS' North Montney Upstream Joint Venture and North Montney LNG Limited Partnership · Natural Gas & NGL MidOcean Energy → JERA Gorgon Pty Ltd. · Natural Gas & NGL Hull Street Energy → Lee County and Tait Electric generating stations · Power and Utilities Standard Solar → EDF Renewables' Bluebonnet Project · Renewable Energy Standard Solar → EDF's Lehigh Valley solar project · Renewable Energy Desjardins → EDF Renewables' stake in Cypress 1 & 2 Wind Projects · Renewable Energy Axium Infrastructure → Capital Power's wind projects portfolio · Renewable Energy Rockland Capital LP → Chamon and Port Comfort Power Plants · Power and Utilities NEO Energy → ExxonMobil's upstream assets in UK North Sea $1B+ · Oil and Gas Harvest Midstream → MPLX's Rockies gathering and processing assets $1.0B · Oil and Gas MPLX LP → BANGL $715M · Natural Gas & NGL Ardian → Hydropower company in Peru · Renewable Energy MidOcean Energy → PETRONAS' North Montney Upstream Joint Venture and North Montney LNG Limited Partnership · Natural Gas & NGL MidOcean Energy → JERA Gorgon Pty Ltd. · Natural Gas & NGL Hull Street Energy → Lee County and Tait Electric generating stations · Power and Utilities Standard Solar → EDF Renewables' Bluebonnet Project · Renewable Energy Standard Solar → EDF's Lehigh Valley solar project · Renewable Energy Desjardins → EDF Renewables' stake in Cypress 1 & 2 Wind Projects · Renewable Energy Axium Infrastructure → Capital Power's wind projects portfolio · Renewable Energy Rockland Capital LP → Chamon and Port Comfort Power Plants · Power and Utilities NEO Energy → ExxonMobil's upstream assets in UK North Sea $1B+ · Oil and Gas Harvest Midstream → MPLX's Rockies gathering and processing assets $1.0B · Oil and Gas MPLX LP → BANGL $715M · Natural Gas & NGL Ardian → Hydropower company in Peru · Renewable Energy

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Oil and Gas Exploration & Production Merger Completed

Diamondback Energy Acquires Endeavor Energy Resources for $26B

Acquirer

Diamondback Energy

→

Target

Endeavor Energy Resources

2024

Year

🇺🇸 United States

Country

Merger

Deal Type

$X.XB

Deal Value 🔒

Sector

Upstream

Subsector

Exploration & Production

Industry

Oil and Gas

Date Added

May 9, 2026

Status

Completed

🔒

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Deal Description

Diamondback Energy completed its $26 billion cash-and-stock merger with privately held Endeavor Energy Resources in September 2024, creating the third-largest producer in the Permian Basin behind ExxonMobil and Chevron.

The combined entity produces approximately 816,000 barrels of oil and gas equivalent per day across 838,000 net pro forma acres.

Jefferies is serving as lead financial advisor to Diamondback and Citi is serving as M&A and Capital Markets advisor to Diamondback. Wachtell, Lipton, Rosen & Katz is acting as legal advisor to Diamondback.

J.P. Morgan Securities is acting as exclusive financial advisor to Endeavor, Goldman Sachs & Co. LLC provided corporate advisory services and Paul, Weiss, Rifkind, Wharton & Garrison LLP and Vinson & Elkins LLP are acting as legal advisors to Endeavor.

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