We're in a new era of energy, electricity is the new oil, says Tortoise's Rob Thummel

CNBC TelevisionAbout 4 min readFeb 18, 2026Watch original
THE SUMMARYAI-generated

Energy Sector Outperformance & Investment Opportunities

Key Concepts:

  • Free Cash Flow Yield: A financial ratio comparing a company’s free cash flow to its market capitalization, indicating the cash return an investor receives for each dollar invested.
  • EBITDA: Earnings Before Interest, Taxes, Depreciation, and Amortization – a measure of a company’s operating performance.
  • Hyperscalers: Companies that operate and own large-scale, distributed data centers (e.g., Amazon, Microsoft, Google).
  • Behind-the-Meter Power: Generating electricity close to the point of consumption, often directly supplying large energy users like data centers.
  • Rotation (in investing): A shift in investment preferences from one sector or asset class to another.

I. Energy Sector Performance & Macro Trends

The energy sector has significantly outperformed other sectors in the S&P 500, rising 19% year-to-date (as of early 2026). This makes it the best-performing sector, surpassing the broader index and nearly all other sector groups. This outperformance isn’t limited to oil and gas; wind and solar energy are also experiencing gains. A key driver is a rotation out of megacap tech stocks and into sectors providing essential assets fueling the economy, with energy being central to this shift. The speaker, Rob Thummel of Tortoise Capital, emphasizes that the US has the capacity to produce secure energy, positioning it for growth in a future increasingly reliant on electricity and Artificial Intelligence (AI). He states, “Electricity is now going to become the new oil. And AI is going to really be the future. And we’re going to need secure energy. And the US can produce that.”

II. ExxonMobil: A Free Cash Flow Story

ExxonMobil, the largest oil and gas company in the US, has seen its stock rise by over 20% in the past year. The primary reason for this success, according to Thummel, is its attractive free cash flow yield. He highlights that ExxonMobil’s free cash flow yield is well above 5%, significantly higher than the average of below 3% across other sectors in the S&P 500. This allows for stock buybacks, dividends, and continued growth, making it appealing to a broad range of investors. The speaker notes that if ExxonMobil hadn’t been removed from the Dow Jones Industrial Average, the Dow would currently be around 52,000.

III. Williams Companies: Beyond Pipelines – The Rise of Behind-the-Meter Power

Williams Companies, traditionally known as a pipeline company earning tolls for transporting energy, is expanding into the “behind-the-meter” power generation space. This involves directly supplying power to data centers (hyperscalers) using natural gas transported through its existing pipeline network. This approach lowers retail electricity prices by having hyperscalers directly pay for the electricity. Williams is establishing contracts with hyperscalers to provide this power, and anticipates significant growth. The company recently held an analyst day where they projected EBITDA growth of 10% annually for the foreseeable future, with a corresponding increase in dividends. Thummel identifies Williams as a top holding due to this emerging opportunity.

IV. The Importance of Secure Energy & US Production

A recurring theme throughout the discussion is the need for secure energy sources, particularly as electricity becomes increasingly vital and AI demands grow. The US is positioned to meet this demand through domestic energy production. Thummel’s firm, Tortoise Capital, has advocated for the importance of energy for decades, recognizing its fundamental role in economic growth.

V. Logical Connections & Overall Perspective

The conversation flows logically from a broad overview of the energy sector’s outperformance to specific company analyses. The connection between macro trends (the shift towards electricity and AI) and investment opportunities (ExxonMobil’s free cash flow, Williams’ behind-the-meter power) is clearly established. The overall perspective is bullish on the energy sector, emphasizing its essential role in the economy and its potential for continued growth.

Conclusion:

The energy sector is currently experiencing significant outperformance driven by a rotation in investment preferences and the fundamental need for secure energy sources. Companies like ExxonMobil, with their strong free cash flow, and Williams Companies, with their innovative behind-the-meter power solutions, are well-positioned to benefit from these trends. The US’s capacity for domestic energy production further strengthens the sector’s outlook. Investors should consider the energy sector as a potential area for growth and value, recognizing its critical role in the evolving energy landscape.

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