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Energy Sector · Session Recap

Energy Gained on Supply Fears, but Fund Quality Remains Low

Crude supply risks lifted every energy stock on Thursday, October 8, but only 23.0% of the sector fund carries companies graded A or B.

EasyAlpha Research · Oct 8, 2026 · Oct 8, 6:51 PM EDT

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XLE · Energy Select Sector SPDR Fund

$65.22+2.9%

1 month

-0.1%

100 sessions

+7.7%

6 months

+14.6%

12 months

-26.7%

Open XLE as of Oct 8, 6:51 PM EDT

Session movers

  • MPCMarathon Petroleum Corp

    +4.8%
  • VLOValero Energy Corporation

    +4.7%
  • EXEExpand Energy Corporation

    +0.8%

On Thursday, October 8, 100.0% of the stocks in the Energy sector finished higher, yet only 23.0% of the Energy Select Sector SPDR Fund (XLE), an exchange-traded fund tracking the group, sits in companies graded A or B. The sector closed +2.9% on a market-cap basis while the equal-weighted sector ended +2.7%, led by refiners as Marathon Petroleum Corp closed +4.8% and Valero Energy Corporation finished +4.7%. The broad advance gathered momentum as tankers faced elevated attack risks and route warnings in the Middle East, sparking immediate supply concerns across crude markets.

Crude contracts surged, with Brent crude settling up 4.1% at $104.28 per barrel and West Texas Intermediate rising 3.6% to $91.49. Supply friction intensified across multiple fronts during the day. In the Gulf of Mexico, Hurricane Isaias forced energy producers to shut in production and evacuate offshore facilities, curtailing domestic crude output.

The rally lifted the group on an otherwise divided trading day, when 6 of the 11 sectors rose. Across the fund, Marathon Petroleum Corp and Valero Energy Corporation finished as the day's top gainers. Integrated producers also saw support as record upstream production and strong cash flow lifted earnings estimates for Chevron. The buying reached every corner of the sector: even Expand Energy Corporation, the day's slowest mover, finished +0.8%.

Yet the uniform rally contrasts with the underlying quality profile of the sector. EasyAlpha grades each company against its industry peers. Across the stocks in the sector, only 23.0% of the fund's graded weight sits in companies that earn an A or B. Historically, companies graded A or B have stronger fundamentals and carry a lower risk of large drawdowns than companies graded D or E. When a commodity price spike lifts an entire industry indiscriminately, it carries lower-tier operators along with high-quality producers.

For investors holding Energy Select Sector SPDR Fund, the vehicle closed +2.9% at $65.22. The session's advance adds to recent momentum, leaving the fund +14.6% over the past six months. However, that recovery follows a deeper downturn, and XLE remains -26.7% over the past twelve months. A single session of broad buying does not alter the longer cycle or the quality mix inside the portfolio.

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Every company in it, graded, with where the quality actually sits.

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How grades work

Every day we grade each company against the other companies in its sector, looking at its finances, how its stock trades, and what the market is signaling. The result is one simple letter.

  • AExcellent quality
  • BGood quality
  • CAverage quality
  • DBelow average
  • EWeakest quality
How grades work →

A grade measures quality against the other companies in a sector, from historical data. It is not a prediction, not a price target, and not advice. A company can be graded A and still fall.