{
  "schema": "vaethra.case/1",
  "id": "western-bulk-hormuz",
  "version": "1.0",
  "snapshotDate": "2026-09-26",
  "retrievedAt": "2026-09-26T15:03:00Z",
  "status": "published",
  "question": "When something breaks, what rests on it?",
  "title": "Western Bulk and the Strait of Hormuz, April to August 2026",
  "boundary": "Built from public disclosures; no private Western Bulk data.",
  "summary": "Western Bulk, a dry bulk operator, reported in its own public updates that three vessels were held up in the Persian Gulf while the Strait of Hormuz was closed, and later that all three had exited safely. The same updates name four areas of the business the episode touched: the vessels, fuel bought at a premium to its hedges, cargo commitments and tonnage commitments. This page sets out what the company said, where it said it, and what a person reviewing each area would still need to know.",
  "notClaimed": [
    "Western Bulk is not a Vaethra customer or user, and did not supply any of this.",
    "No vessel name, position, cargo, counterparty, price or hedge position is shown, and Vaethra holds none.",
    "Nothing here estimates a loss or predicts what happens next.",
    "The four review areas are what the company's own words name. They are not edges in Vaethra's graph and not a measure of exposure."
  ],
  "evidenceClasses": {
    "direct-observation": {
      "label": "Direct observation",
      "definition": "A figure Vaethra collected from a public feed, with that feed's own date."
    },
    "company-confirmed": {
      "label": "Company-confirmed",
      "definition": "Stated by the company in its own published disclosure."
    },
    "recorded-structural": {
      "label": "Recorded dependency",
      "definition": "A relationship in Vaethra's graph, carrying the evidence that established it."
    },
    "working-hypothesis": {
      "label": "Working hypothesis",
      "definition": "A reading that has not been confirmed. It carries what would disprove it."
    },
    "scenario-path": {
      "label": "Scenario path",
      "definition": "A route Atropos traces through recorded dependencies when one node is set to a severity. Not a forecast."
    },
    "statistical-association": {
      "label": "Statistical association",
      "definition": "A lead or lag measured between two series. Not causation."
    },
    "model-output": {
      "label": "Model output",
      "definition": "A number produced by a model, labelled with the model's version."
    }
  },
  "sources": [
    {
      "id": "wb-q1-2026",
      "publisher": "Western Bulk Chartering AS",
      "title": "Dividend and Market Update – First Quarter 2026",
      "url": "https://www.westernbulk.com/press/news/dividend-and-market-update-%E2%80%93-first-quarter-2026",
      "publishedOn": "2026-04-10",
      "publishedTime": null,
      "retrievedAt": "2026-09-26T15:03:00Z",
      "sourceClass": "company-disclosure",
      "licence": "Company press release. Quoted briefly with attribution and a link; not republished.",
      "contentSha256": "0596595330fd7d8c690a902ab9bf12d8d19bc92ebcc5843a026ac3ed28b8aa2a"
    },
    {
      "id": "wb-market-update-2026-06",
      "publisher": "Western Bulk Chartering AS",
      "title": "Market Update",
      "url": "https://www.westernbulk.com/press/news/market-update",
      "publishedOn": "2026-06-30",
      "publishedTime": null,
      "retrievedAt": "2026-09-26T15:03:00Z",
      "sourceClass": "company-disclosure",
      "licence": "Company press release. Quoted briefly with attribution and a link; not republished.",
      "contentSha256": "69bfea3c45e5a508824839251e99301c8455b7e3217c400755aacca606f8a444"
    },
    {
      "id": "wb-h1-2026",
      "publisher": "Western Bulk Chartering AS",
      "title": "Positioning for a profitable full year 2026",
      "url": "https://www.westernbulk.com/press/news/positioning-for-a-profitable-full-year-2026",
      "publishedOn": "2026-08-14",
      "publishedTime": null,
      "retrievedAt": "2026-09-26T15:03:00Z",
      "sourceClass": "company-disclosure",
      "licence": "Company press release. Quoted briefly with attribution and a link; not republished.",
      "contentSha256": "f06c228edf3e8567697354804e3659f9388a149b83964257fc14d37c6ce46098"
    },
    {
      "id": "imf-portwatch-hormuz",
      "publisher": "IMF PortWatch",
      "title": "Daily transit calls, Strait of Hormuz, as collected by Vaethra (source portwatch-chokepoints)",
      "url": "https://portwatch.imf.org/",
      "publishedOn": null,
      "publishedTime": null,
      "retrievedAt": "2026-09-26T15:05:00Z",
      "sourceClass": "observational-dataset",
      "licence": "IMF PortWatch open data; attribution required.",
      "contentSha256": null
    }
  ],
  "claims": [
    {
      "id": "c-q1-closure",
      "text": "In its first-quarter update of 10 April 2026, Western Bulk said the conflict in the Middle East and the closure of the Strait of Hormuz had hurt its operations and results.",
      "quote": "The conflict in the Middle East and the closure of the Strait of Hormuz have negatively impacted operations and weighed on results.",
      "sourceId": "wb-q1-2026",
      "evidenceClass": "company-confirmed",
      "method": "Read from the company's published quarterly update.",
      "lag": "Published about ten days after the quarter it describes ended.",
      "caveat": "The company's own description. It gives no dates for the closure and no amounts.",
      "supports": [
        "event"
      ]
    },
    {
      "id": "c-q1-three-vessels",
      "text": "On 10 April 2026 Western Bulk said three of its vessels were waiting to transit the Strait of Hormuz.",
      "quote": "Western Bulk is exposed to continued operational uncertainty on three vessels awaiting transit through the Strait of Hormuz.",
      "sourceId": "wb-q1-2026",
      "evidenceClass": "company-confirmed",
      "method": "Read from the company's published quarterly update.",
      "lag": "States the position on or before 10 April 2026.",
      "caveat": "The vessels are not named, and the update does not say where each was bound or since when it had waited.",
      "supports": [
        "event",
        "q-vessel"
      ]
    },
    {
      "id": "c-q1-bunkers",
      "text": "On 10 April 2026 Western Bulk said fuel costs had risen because physical bunkers cost more than the financial swaps used against them.",
      "quote": "Elevated premiums on physical bunkers versus financial swaps have increased fuel costs",
      "sourceId": "wb-q1-2026",
      "evidenceClass": "company-confirmed",
      "method": "Read from the company's published quarterly update.",
      "lag": "States the position on or before 10 April 2026.",
      "caveat": "No amounts, bunkering ports or hedge positions are given.",
      "supports": [
        "q-bunker-hedge"
      ]
    },
    {
      "id": "c-q1-commitments",
      "text": "On 10 April 2026 Western Bulk expected its existing cargo and tonnage commitments involving the Persian Gulf to keep affecting results through the first half of 2026.",
      "quote": "existing cargo and tonnage commitments involving the Persian Gulf are expected to continue affecting performance in the first half of 2026",
      "sourceId": "wb-q1-2026",
      "evidenceClass": "company-confirmed",
      "method": "Read from the company's published quarterly update.",
      "lag": "An expectation stated on 10 April 2026, under the company's forward-looking-statements disclaimer.",
      "caveat": "Names the commitments as a class. The number, size and terms of the commitments are not given.",
      "supports": [
        "q-cargo",
        "q-tonnage"
      ]
    },
    {
      "id": "c-jun-exit",
      "text": "On 30 June 2026 Western Bulk confirmed that the three vessels held up in the Persian Gulf had exited the strait safely.",
      "quote": "its three vessels previously held up in the Persian Gulf have now safely exited the strait",
      "sourceId": "wb-market-update-2026-06",
      "evidenceClass": "company-confirmed",
      "method": "Read from the company's published market update.",
      "lag": "The update does not give the exit dates.",
      "caveat": "Confirms the exit, not when each vessel left or what it carried.",
      "supports": [
        "event",
        "q-vessel"
      ]
    },
    {
      "id": "c-jun-chartered",
      "text": "In the same 30 June 2026 update, the chief executive thanked the crews and owners of the chartered vessels.",
      "quote": "the crews and owners of the chartered vessels",
      "sourceId": "wb-market-update-2026-06",
      "evidenceClass": "company-confirmed",
      "method": "Read from the company's published market update.",
      "lag": "Statement dated 30 June 2026.",
      "caveat": "The statement does not give charter terms or say whether every one of the three was chartered.",
      "supports": [
        "q-vessel"
      ]
    },
    {
      "id": "c-h1-held-up",
      "text": "On 14 August 2026 Western Bulk said its first half had also been hurt by three vessels temporarily held up in the Persian Gulf.",
      "quote": "the first half was negatively affected by three vessels temporarily being held up in the Persian Gulf",
      "sourceId": "wb-h1-2026",
      "evidenceClass": "company-confirmed",
      "method": "Read from the company's published half-year update.",
      "lag": "Published about six weeks after the half-year ended.",
      "caveat": "The update does not say how much of the first-half result the episode accounts for.",
      "supports": [
        "event"
      ]
    },
    {
      "id": "c-h1-book",
      "text": "On 14 August 2026 the chief executive described the book carried into the second half as cargo, tonnage and derivative commitments.",
      "quote": "The book of cargo, tonnage and derivative commitments we are carrying into the second half",
      "sourceId": "wb-h1-2026",
      "evidenceClass": "company-confirmed",
      "method": "Read from the company's published half-year update.",
      "lag": "Statement dated 14 August 2026.",
      "caveat": "Describes the whole book, not what part of it involved the Persian Gulf.",
      "supports": [
        "q-bunker-hedge",
        "q-cargo",
        "q-tonnage"
      ]
    },
    {
      "id": "c-h1-fleet",
      "text": "On 14 August 2026 Western Bulk reported operating an average of 116 vessels in the first half of 2026.",
      "quote": "across an average of 116 vessels",
      "sourceId": "wb-h1-2026",
      "evidenceClass": "company-confirmed",
      "method": "Read from the company's published half-year update.",
      "lag": "An average over January to June 2026.",
      "caveat": "An average over six months, not a count on any date.",
      "supports": [
        "context"
      ]
    }
  ],
  "event": {
    "id": "event",
    "title": "Three vessels held up in the Persian Gulf, later out safely",
    "text": "Western Bulk reported three vessels waiting to transit the Strait of Hormuz on 10 April 2026 and confirmed on 30 June 2026 that all three had exited safely.",
    "evidenceClass": "company-confirmed",
    "claimIds": [
      "c-q1-closure",
      "c-q1-three-vessels",
      "c-jun-exit",
      "c-h1-held-up"
    ],
    "firstReported": "2026-04-10",
    "resolvedReported": "2026-06-30"
  },
  "queues": [
    {
      "id": "q-vessel",
      "title": "Vessels",
      "evidenceClass": "company-confirmed",
      "claimIds": [
        "c-q1-three-vessels",
        "c-jun-exit",
        "c-jun-chartered"
      ],
      "reviewerQuestion": "Which voyages were due through the strait, how long each vessel waited, and what the wait did to its next fixture.",
      "hypothesis": {
        "id": "h-vessel",
        "evidenceClass": "working-hypothesis",
        "text": "Each held vessel's wait moved the dates of the fixture that followed it.",
        "falsifier": "Voyage records showing the following fixtures kept their original dates.",
        "missingEvidence": "Vessel names, voyage schedules and fixture terms are not public."
      }
    },
    {
      "id": "q-bunker-hedge",
      "title": "Fuel and its hedge",
      "evidenceClass": "company-confirmed",
      "claimIds": [
        "c-q1-bunkers",
        "c-h1-book"
      ],
      "reviewerQuestion": "Which fuel purchases paid the physical premium, and how far the swaps covering them fell short.",
      "hypothesis": {
        "id": "h-bunker-hedge",
        "evidenceClass": "working-hypothesis",
        "text": "The premium fell mainly on fuel bought for voyages connected to the Gulf, not across the whole fleet.",
        "falsifier": "Company data showing the same premium on fuel bought for voyages with no connection to the Gulf.",
        "missingEvidence": "Bunkering ports, volumes, prices and hedge positions are not public."
      }
    },
    {
      "id": "q-cargo",
      "title": "Cargo commitments",
      "evidenceClass": "company-confirmed",
      "claimIds": [
        "c-q1-commitments",
        "c-h1-book"
      ],
      "reviewerQuestion": "Which cargo contracts loaded or discharged in the Persian Gulf, and how each was performed, replaced or settled.",
      "hypothesis": {
        "id": "h-cargo",
        "evidenceClass": "working-hypothesis",
        "text": "Cargo commitments with a Gulf load or discharge port were performed late or covered another way.",
        "falsifier": "Contract records showing those cargoes were performed on their original dates or released without cost.",
        "missingEvidence": "Cargo contracts, counterparties and terms are not public."
      }
    },
    {
      "id": "q-tonnage",
      "title": "Tonnage commitments",
      "evidenceClass": "company-confirmed",
      "claimIds": [
        "c-q1-commitments",
        "c-h1-book"
      ],
      "reviewerQuestion": "Which chartered-in vessels were committed to Gulf trades, and whether they were relet, idle or repositioned.",
      "hypothesis": {
        "id": "h-tonnage",
        "evidenceClass": "working-hypothesis",
        "text": "Tonnage committed to Gulf trades was repositioned or earned less while the strait was closed.",
        "falsifier": "Records showing that tonnage was relet elsewhere at its original rate.",
        "missingEvidence": "Charter parties and hire rates are not public."
      }
    }
  ],
  "observations": [
    {
      "id": "o-hormuz-transits",
      "title": "Daily vessel transits through the Strait of Hormuz, monthly mean",
      "evidenceClass": "direct-observation",
      "sourceId": "imf-portwatch-hormuz",
      "entityId": "chokepoint:strait-of-hormuz",
      "metric": "transits",
      "unit": "vessel transits a day",
      "baseline": {
        "label": "2025 median",
        "value": 85.0,
        "days": 365
      },
      "series": [
        {
          "period": "2026-01",
          "value": 58.5,
          "days": 31
        },
        {
          "period": "2026-02",
          "value": 78.3,
          "days": 28
        },
        {
          "period": "2026-03",
          "value": 3.2,
          "days": 31
        },
        {
          "period": "2026-04",
          "value": 7.1,
          "days": 30
        },
        {
          "period": "2026-05",
          "value": 3.9,
          "days": 31
        },
        {
          "period": "2026-06",
          "value": 12.9,
          "days": 30
        },
        {
          "period": "2026-07",
          "value": 10.2,
          "days": 31
        },
        {
          "period": "2026-08",
          "value": 4.7,
          "days": 31
        }
      ],
      "latestIncluded": "2026-09-20",
      "text": "IMF PortWatch counted a mean of 78.3 transits a day through the strait in February 2026 and 3.2 a day in March 2026, against a 2025 median of 85.",
      "method": "Monthly mean of daily values in terminal.observations (entity chokepoint:strait-of-hormuz, metric transits, source portwatch-chokepoints); the baseline is the median of the 365 daily values in 2025. Read 2026-09-26 15:05 UTC.",
      "lag": "PortWatch publishes weekly. Strait transits reach Vaethra up to ten days after the day they describe, and PortWatch revises recent days.",
      "caveat": "Counts all vessel types PortWatch detects. It says nothing about Western Bulk's vessels, and it is context for the same months, not evidence of the company's account.",
      "supports": [
        "context"
      ]
    }
  ],
  "relations": [
    {
      "id": "r-event-vessel",
      "from": "event",
      "to": "q-vessel",
      "type": "company-reported-effect",
      "evidenceClass": "company-confirmed",
      "claimId": "c-q1-three-vessels"
    },
    {
      "id": "r-event-bunker",
      "from": "event",
      "to": "q-bunker-hedge",
      "type": "company-reported-effect",
      "evidenceClass": "company-confirmed",
      "claimId": "c-q1-bunkers"
    },
    {
      "id": "r-event-cargo",
      "from": "event",
      "to": "q-cargo",
      "type": "company-reported-effect",
      "evidenceClass": "company-confirmed",
      "claimId": "c-q1-commitments"
    },
    {
      "id": "r-event-tonnage",
      "from": "event",
      "to": "q-tonnage",
      "type": "company-reported-effect",
      "evidenceClass": "company-confirmed",
      "claimId": "c-q1-commitments"
    },
    {
      "id": "r-transits-event",
      "from": "o-hormuz-transits",
      "to": "event",
      "type": "same-period-context",
      "evidenceClass": "direct-observation",
      "claimId": null
    }
  ],
  "handoffs": [
    {
      "id": "terminal",
      "product": "Terminal",
      "label": "Open Hormuz in the Terminal",
      "url": "https://terminal.vaethra.com/?brief=entity:chokepoint:strait-of-hormuz",
      "evidenceClass": "direct-observation",
      "what": "Vaethra's own public record for the strait: its observations and the events attributed to it. Western Bulk does not appear there.",
      "probe": "https://terminal.vaethra.com/"
    },
    {
      "id": "atropos",
      "product": "Atropos",
      "label": "Trace Hormuz halted in Atropos",
      "url": "https://atropos.vaethra.com/?id=chokepoint:strait-of-hormuz&severity=halted&hops=2&view=tree",
      "evidenceClass": "scenario-path",
      "what": "A separate scenario: the strait set to halted, traced two steps through Vaethra's recorded dependencies. It is not a forecast, and it does not contain Western Bulk or the four review areas above.",
      "probe": "https://atropos.vaethra.com/"
    }
  ],
  "fallback": {
    "caseId": "suez-bab-el-mandeb",
    "active": false
  },
  "handoffProbeApi": "https://api.vaethra.com/api/v1/health",
  "summaryClaimIds": [
    "c-q1-three-vessels",
    "c-jun-exit",
    "c-q1-bunkers",
    "c-q1-commitments"
  ]
}