Devon and Coterra Build a Permian Giant

Devon and Coterra's $58B merger creates the fourth-largest US independent, with a dominant Permian position primed for EOR scale-up

26 May 2026

On May 7th, two of America's busiest shale producers stopped being rivals. Devon Energy and Coterra Energy closed their $58 billion all-stock merger, producing the fourth-largest independent oil and gas company in the United States and planting a formidable new operator at the heart of the country's most productive basin.

The combined firm anchors itself in the Delaware Basin, the highest-value stretch of the Permian. Output exceeds 1.6 million barrels of oil equivalent per day. Shareholders were persuaded: more than 98% of Devon votes cast on May 4th backed the deal. Clay Gaspar stays on as president and chief executive. Coterra's departing chief, Tom Jorden, becomes non-executive chairman.

Scale was always the logic. By end-2027, management targets $1 billion in pre-tax synergies from reduced capital spending, leaner supply chains, and tighter field operations across both asset bases.

For enhanced oil recovery, the implications are significant. Operators of this size carry the capital depth and acreage breadth to deploy tertiary recovery programmes, including CO₂ injection, waterflood optimisation, and polymer flooding, where smaller firms simply cannot commit. Combined Delaware output reaches 863,000 barrels of oil equivalent per day, securing a dominant position in a basin where CO₂ EOR infrastructure is already maturing fast.

Consolidation rarely comes free. Analysts at East Daley noted the combined rig count had fallen to 32 in early 2026, down from 40 in March 2025, suggesting capital concentration on core assets could defer EOR investment in more marginal plays.

According to Enverus, US upstream mergers and acquisitions hit $38 billion in the first quarter of 2026, the highest quarterly total in two years, with Devon-Coterra driving most of the volume. Premier acreage is tightening across the basin. Maturing wells demand more sophisticated recovery methods. Devon's expanded Permian footprint gives it a platform to lead that shift. Whether it chooses to is another matter.