Goldman Sachs expects Brent crude to trade within an USD 80–90/bbl range until a new US-Iran agreement is confirmed or attacks escalate significantly

House forecasts of this kind function less as price targets than as a map of the risk premium already embedded in the strip: a defined range with named breakout triggers effectively quantifies how much geopolitical premium the bank believes is priced and what it would take to add or strip it. The mechanism here is the supply tail, not demand. Hormuz transit risk and the prospect of Iranian barrels returning under a deal pull the curve in opposite directions, with escalation typically steepening backwardation through the front spreads and freight and insurance costs, while a confirmed agreement has historically unwound premium first in the prompt and then along the curve as sanctions relief is actually implemented rather than merely signalled. The asymmetry is the familiar one: supply-shock premia tend to arrive fast and mean-revert slowly, while deal premia leak out ahead of any signed text. Large sell-side desks in this name have form for anchoring ranges around round numbers in headline-driven tape, and such notes often lag rather than lead positioning. Worth tracking is whether the range call is echoed or contested by peer houses, the shape of the Brent spread structure relative to the flat price, and any movement in tanker rates and Gulf insurance quotes as the cleaner real-economy tell on escalation.