Key Highlights

  • Diamondback Energy finished among the Nasdaq-100's decliners on Friday, with no company-specific news found, as US oil prices fell after the G7 agreed to release emergency crude and diesel supplies.
  • WTI crude settled at $91.11, down $1.76, while Brent barely moved at $102.25, leaving a roughly $11 gap, as the US-focused Permian Basin producer is most exposed to the domestic WTI benchmark.
  • Thursday's rally had been fuelled by reports of Chinese refiners suspending fuel exports and US troop deployments; the market's bigger problem has shifted to refined products amid refinery damage in the Gulf and Ukrainian strikes on Russian refineries.
  • Energy as a sector rose modestly in the S&P 500 despite the WTI drop, but the picture beneath was uneven, with Chevron slipping and refiners Valero, Marathon Petroleum and Phillips 66 among the S&P 500's weakest stocks.

Diamondback Energy (NASDAQ:FANG) slipped on Friday, finishing among the Nasdaq-100's decliners on a day when US oil prices fell after the world's largest economies agreed to release emergency crude and diesel supplies. Diamondback is one of the biggest oil producers in the Permian Basin of West Texas and New Mexico, the heart of the US shale industry. Its profits rise and fall with the price of West Texas Intermediate, the US crude benchmark. No company-specific news was found for Diamondback on Friday, and no source directly tied its dip to the oil market; the stock slipped on a day when US crude fell.

The G7 Reserve Release

Group of Seven nations, coordinated through the International Energy Agency, agreed to release 100 million barrels of crude and diesel from emergency stockpiles over four months. The plan includes a front-loaded, substantial diesel release within the first 20 days.

The aim is to cool fuel prices that have soared since the US-Israel war with Iran began about eight months ago. US diesel averaged $6.37 a gallon on Friday, just below the record $6.52 set on September 22. French President Emmanuel Macron said this common decision and this unity should bring down prices, and the volumes being released should also add Liquidity to the market.

President Donald Trump said we're not going to be doing the export ban, we're going to be doing what we're supposed to do.

US Crude Took the Hit

The impact showed up most clearly in US prices. November WTI crude settled at $91.11 a barrel, down $1.76, after trading as low as about $88.73 during the session. Brent, the international benchmark, barely moved, settling at $102.25, down just six cents. That left a gap of about $11 between the two benchmarks.

For a US-focused producer such as Diamondback, the WTI price is what matters. A weaker domestic price, even after a strong run, can cut into expected cash flow.

Other forces capped the decline. Thursday's rally had been fuelled by Chinese refiners suspending fuel exports for October and by US troop deployments. And the market's bigger problem is now refined products, with refinery damage in the Gulf and Ukrainian drone strikes on Russian refineries keeping fuel supplies tight.

Energy Stocks Mixed

The broader energy sector actually rose modestly in the S&P 500, helped by Brent holding above $102. But the picture beneath was uneven. Chevron slipped, and refiners Valero, Marathon Petroleum and Phillips 66 were among the S&P 500's weakest stocks after a strong run on the diesel squeeze.

Meanwhile, the stock market rallied. A weak September jobs report, with just 29,000 new jobs, cut expectations of another Fed rate hike, and the Nasdaq-100 closed at a record 30,807.93, up 306.37 points.

Diamondback, like most shale producers, has spent recent years focusing on returning cash to shareholders rather than chasing growth, which means shifts in the crude price feed directly into investors' expectations for dividends and buybacks.

The Pace of the G7 Release Is Key

The pace of the G7 release, especially the diesel barrels due in the first 20 days, will be key for oil prices. Geopolitics remains a wild card: the US is sending about 9,000 troops to the region, and Trump said of Iran that they'll be hit, very hard, don't worry. He also called Iran's latest ceasefire proposal not good enough. The Fed meets on October 27-28, and Earnings season begins with PepsiCo on October 8, offering an early read on how high fuel costs are hitting companies.