US-Iran talks heat up—Gulf states demand guarantees as Ormuz fees and tanker signals raise stakes

On May 20, 2026, President Donald Trump said the United States is “in the final stages of talks with Iran,” and multiple reports framed a possible US-Iran peace deal as emerging even as war threats remain. A separate report highlighted that the missile program had not yet been discussed in the negotiations, suggesting a key technical and verification gap still sits between the parties. Shipping-focused coverage added a concrete reopening signal: satellite tracking reportedly showed three supertankers transiting the Strait of Hormuz around the same period, while another outlet noted vessels anchored off the coast of Sharjah in the UAE on May 21, 2026. Meanwhile, Iran’s foreign ministry spokesman stated that a deal with the US is not imminent and announced it would begin charging navigation fees in the Strait of Hormuz, adding a new economic lever to the diplomatic track. Geopolitically, the cluster points to a bargaining process where security guarantees and missile constraints are being negotiated in parallel with maritime leverage. Gulf states are seeking security guarantees in the US-Iran talks, implying they want Washington to underwrite deterrence and reduce the risk of unilateral escalation that could disrupt regional shipping. The fact that missile issues are reportedly not yet on the table indicates that the most destabilizing element—long-range strike capability and related verification—may be deferred, increasing the probability of a partial deal that leaves hard security questions unresolved. Iran’s decision to announce Ormuz navigation fees while simultaneously downplaying deal imminence suggests Tehran is trying to monetize strategic geography and signal resolve, potentially benefiting from any US desire to de-risk near-term conflict. Market and economic implications are immediate for energy security, shipping risk, and regional trade flows. A reopening signal via supertankers transiting Hormuz can reduce near-term fears of supply disruption, typically supporting crude-related risk premia and improving sentiment for oil-linked assets, though the fee announcement introduces a new cost component that could be passed through to freight and possibly to delivered energy prices. The Sharjah anchoring detail underscores that maritime positioning is actively responding to the diplomacy narrative, which can influence tanker rates, insurance pricing, and the volatility of benchmarks tied to Middle East supply. If navigation fees become enforceable, they could affect shipping economics across the Strait of Hormuz corridor and raise the sensitivity of regional logistics providers to any renewed confrontation. What to watch next is whether missile program discussions enter the formal negotiation agenda and whether the US and Iran move from “final stages” rhetoric to verifiable commitments. The trigger points are likely: (1) any confirmation that missile constraints and monitoring are being negotiated, (2) implementation details and enforcement mechanisms for Iran’s Ormuz navigation fees, and (3) whether additional tanker movements continue to normalize or abruptly reverse. Gulf states’ demand for security guarantees should be tracked through any US statements, bilateral assurances, or contingency planning announcements tied to the talks. In the near term, monitor shipping telemetry for sustained transits versus renewed standoff behavior, and monitor diplomatic language for a shift from “not imminent” to concrete timelines that would lower escalation probability.

Geopolitical Implications

• 01

  A potential partial deal may lower immediate kinetic risk while leaving missile constraints unresolved.

• 02

  Maritime economic leverage (Ormuz fees) can run in parallel with security negotiations.

• 03

  Gulf states’ push for US guarantees increases pressure for concrete deterrence commitments.

Key Signals

• —Missile program discussion entering formal talks.
• —Details and enforcement of Ormuz navigation fees.
• —Sustained tanker transits versus sudden reversals.
• —Concrete US security guarantees for Gulf partners.