Are European energy shares setting up for a multi-year bull run?

A Barclays report suggests European energy shares are poised for a multi-year bull run, driven by structural supply constraints and robust demand. Non-OPEC oil supply growth is projected to slow significantly, with additions averaging just 0.5 mb/d from 2026-2028 and U.S. shale plateauing, while OPEC+ spare capacity declines to decade lows by 2027. This tightening supply, coupled with strong refined product margins, has seen European energy stocks outperform the Stoxx 600 by nearly 9% in the last quarter, signaling potential market undersupply within 24-36 months and favoring integrated producers and energy services firms.

Analysis

A structural shift in global oil supply dynamics is creating a potentially bullish multi-year outlook for European energy equities, according to analysis from Barclays. The core of this thesis rests on a significant projected slowdown in non-OPEC supply growth, which is expected to average only 0.5 million barrels per day (mb/d) between 2026 and 2028 before falling near zero by 2030. This marks a pivotal change from the previous decade, where U.S. shale production alone accounted for nearly all net global supply growth, adding 9.3 mb/d between 2014 and 2024. The plateauing of U.S. shale, attributed to rising costs and diminishing prime acreage, combined with insufficient new supply from regions like Brazil and Guyana, could leave non-OPEC supply flat by the end of 2026. This supply-side tightening is amplified by declining OPEC+ spare capacity, which is forecast to reach decade-lows by 2027, removing a key market buffer. This dynamic coincides with robust demand, evidenced by multi-month highs in refined product margins, creating conditions for a potential market undersupply within the next 24 to 36 months. In the equity market, this fundamental shift is already being priced in, with the European energy sector outperforming the Stoxx 600 by nearly 9% in USD terms over the past three months. Favorable earnings revisions and attractive shareholder returns are supporting specific names, with Barclays highlighting integrated players like TotalEnergies, Shell, and BP for their value and cash flows, and Repsol as a momentum stock. The energy services sub-sector, including firms like Saipem and Subsea7, also stands to benefit from a renewed investment cycle in offshore projects.

Key Decisions for Investors

• Investors with a medium-term horizon should consider increasing allocation to European energy equities to capitalize on the structural supply constraints and potential for a sustained bull run.
• Focus on integrated oil companies such as TotalEnergies, Shell, and BP, which are cited for resilient free cash flows and compelling shareholder return programs.
• For targeted exposure to an expected upstream investment upcycle, consider positions in energy services firms like Saipem and Subsea7, which are well-positioned for increased offshore and Middle East activity.
• Monitor global refined product demand and OPEC+ policy closely, as while the medium-term supply outlook is tight, any significant macroeconomic slowdown or unexpected policy shifts could introduce short-term price volatility.