Oil at $116.72 and a Fed Decision Wednesday: What Breaks First

Oil closed the week at its highest price in nearly six months, and the Federal Reserve meets on Tuesday and Wednesday with that price sitting in the middle of its decision. Brent crude settled at $116.72 a barrel on Friday, up $3.55 or 3.1 percent, its highest close since April 29 according to Reuters. US West Texas Intermediate settled at $103.27, up $3.80 or 3.8 percent. Brent gained about 6 percent for the week, its third straight weekly advance.

The immediate driver was a week of attacks in and around Saudi Arabia, the world's largest crude exporter. Iran-backed Houthi fighters carried out attacks across the kingdom, including on energy sites and airports. Saudi Arabia's Energy Ministry said an attack hit an administrative building at an Aramco complex in Dhahran and caused a limited fire, with no injuries or deaths. Reuters reported that Saudi Aramco ordered the evacuation of its Dhahran headquarters on Thursday. The US State Department ordered nonessential staff and their families to leave Saudi Arabia on Wednesday. The United Arab Emirates also reported an oil spill from a tanker off Umm Al Quwain, without identifying the cause or the vessel.

Why it matters

For households, the price that matters is not Brent itself. It is what $103 US crude does to gasoline and diesel over the next two weeks, ten days before the November 3 midterm elections. Energy is the one price every voter sees on a sign, every week. The Energy Department has already reached for its standard tool: it authorized an emergency exchange of up to 400,000 barrels of crude from the Strategic Petroleum Reserve to deal with a supply disruption at the Phillips 66 refinery in Lake Charles, Louisiana.

For the Fed, the timing is awkward. The central bank decides interest rates on Wednesday with oil, not wages or rents, driving the newest inflation pressure. Rate decisions do not produce oil. A central bank that reacts to a supply shock risks tightening into a slowdown it did not cause, and one that ignores it risks letting fuel costs feed into everything that moves by truck.

The context

So far, this is a risk premium, not a supply loss. That distinction decides how the week trades. In the Strait of Hormuz, Iran's Revolutionary Guard said seven vessels had been hit this week. British maritime authorities logged two incidents. President Donald Trump rejected Iran's account, said more oil was now moving through Hormuz than before the conflict began, and accused Tehran of staging reports to lift prices before the midterms, writing that Iran is doing everything it can to drive up the price of oil prior to the US midterm election.

Wall Street split the difference on Friday. The S&P 500 fell 0.5 percent and recorded a second straight weekly loss, the Dow Jones fell 1.2 percent and the Nasdaq fell 0.2 percent, according to the Associated Press. Energy shares moved the other way: Chevron rose 2.9 percent and ConocoPhillips gained 3.6 percent. The bond market ended the week with the 10-year Treasury yield at 5.00 percent.

What happens next

Three dates run the week. Markets reopen Sunday evening with the Saudi headlines still live. The Fed announces its decision on Wednesday at 2 p.m. EDT, and traders will read its statement for any direct mention of energy-driven inflation. Then the midterm campaign enters its final week, when Washington has the strongest reason to use every fuel tool it has.

Traders name two levels. Above $120, the premium starts to price an actual supply loss, such as a hit on Saudi export capacity or a closure in Hormuz. Toward $108, the premium is fading on diplomacy or extra supply. The evidence to watch is narrow: whether export terminals and processing plants, rather than administrative buildings and airports, get hit, and whether confirmed tanker incidents rise toward the numbers Iran claims. Big technology earnings from Alphabet, Microsoft and Amazon also land this week, but they compete with oil for the market's attention rather than setting its direction.

Key numbers

• $116.72: Brent settlement on Friday, October 23, the highest since April 29
• $103.27: WTI settlement on Friday, up 3.8 percent on the day and 2.3 percent on the week
• About 6 percent: Brent's weekly gain, a third straight weekly advance
• 400,000 barrels: the emergency Strategic Petroleum Reserve exchange the Energy Department authorized
• Wednesday, October 28: the Federal Reserve decision, at 2 p.m. EDT
• $120 and $108: the Brent levels traders name for a supply loss and for a fading premium