Houthi territorial advances in early September 2026, including seizure of Mocha port, Perim Island, and Hanish Islands along the Bab el-Mandeb Strait, represent the key catalyst elevating trader focus on near-term tanker targeting. These gains enhance positioning to enforce the existing Saudi-linked vessel blockade amid Strait of Hormuz disruptions that have rerouted Saudi crude flows, with Red Sea exports falling sharply from prior levels near 3.8 million barrels per day. Brent crude traded above $100 per barrel following the moves, with peaks near $108 reflecting supply-risk premiums and elevated war-risk insurance costs that have cut strait transits by roughly 60%. Market-implied odds incorporate these dynamics alongside ongoing Persian Gulf threats and Saudi pipeline vulnerabilities, while upcoming shipping-volume data and any kinetic incidents will directly influence resolution probabilities for date-specific contracts.