Oil Prices Jump on Renewed US Iran Hostilities in Strait of Hormuz

Oil prices jumped on renewed US Iran hostilities Tuesday, with United States Oil Fund (AMEX:USO) climbing 2.72% to 111.74 dollars, as three vessels came under fire near the Strait of Hormuz and Washington yanked a sanctions waiver that had briefly allowed Iranian crude back onto the global market.

What Triggered the Spike

The proximate cause is straightforward: Iranian projectiles struck a Qatari LNG carrier, a Saudi oil tanker and a third vessel within a 24 hour window, all traveling in or near the Hormuz chokepoint. Brent futures jumped roughly 5% to above 75.50 dollars a barrel, and WTI moved a similar amount to touch 72 dollars. USO, which tracks WTI linked crude exposure, reflects that same repricing, though its 52 week range of 102.42 to 154.08 dollars shows the fund still sits well below levels seen earlier in the year. An RSI reading of 38.77 indicates the fund had been oversold heading into this move, consistent with a market that had priced in de escalation before the latest attacks reversed that assumption.

Sanctions Reversal Adds a Supply Wrinkle

The US Treasury's decision to revoke the OFAC license that had permitted Iran to sell previously sanctioned crude is not a minor procedural footnote. That license was a central pillar of the memorandum of understanding signed weeks earlier, and its removal effectively pulls barrels back off the legal export market just as shipping risk in the strait resurfaces. For traders modeling supply, this is a double hit: physical flows through Hormuz face renewed threat, and the volume of Iranian crude cleared for sale under the truce framework shrinks at the same time. Roughly a fifth of global oil transits Hormuz, so even incremental rerouting or insurance repricing tends to move futures disproportionately relative to the barrels actually at risk.

Shipping Patterns Shift in Real Time

Vessel tracking data from Windward shows ships that had been hugging the southern route along the Omani coast turning back toward Iranian waters, a counterintuitive move aimed at avoiding drone strikes rather than provoking them. Gregory Brew of Eurasia Group frames Iran's position bluntly: the country lacks the sustained leverage to enforce a formal tolling regime through the strait, but sporadic attacks manufacture enough ambiguity to keep that leverage alive on paper. That dynamic matters for pricing models. Markets are not treating this as a full blockade scenario, given Brent's move stayed near 5% rather than spiking into double digits, but the risk premium embedded in both Brent and WTI curves has clearly widened.

Diplomatic Fallout and the Qatari Angle

Qatar's role complicates the picture further. Doha has served as a key mediator in the ceasefire talks, and having one of its own LNG carriers hit undermines that credibility. Qatar's Ministry of Foreign Affairs summoned Iran's deputy ambassador and labeled the strike a grave violation of international navigation law and a direct threat to global energy security. US officials told Reuters that negotiations continue despite the violence, but the White House has been explicit that any sanctions relief remains conditioned on Iran honoring free transit commitments under the memorandum. This is the second documented instance of Iranian strikes on shipping since that agreement was signed, and the first round already triggered renewed US airstrikes before a ceasefire held.

Does the Ceasefire Framework Still Hold

The fact that talks have not collapsed outright, even after two rounds of maritime attacks, suggests both sides still see value in the memorandum. But the pattern of violence followed by renewed diplomacy followed by more violence is exactly the kind of instability that keeps a volatility premium baked into crude pricing. Whether Iran claims responsibility, and whether Washington's license revocation proves temporary or permanent, will likely determine if USO's current bounce off oversold territory extends or fades back toward its 52 week lows.