Platts launches FOB US Gulf Sulfur price assessment

Platts, part of S&P Global Energy, has launched a weekly FOB US Gulf Sulfur price assessment, effective April 2, 2026.

The assessment captures spot market activity in the US Gulf and complements Platts' existing coverage of the US sulfur market.

The assessment has the following specifications:

Assessment Name: Solid Sulfur FOB US Gulf

Quality: Elemental sulfur (solid/granular) in bulk

Quantity: 35,000-40,000 mt

Basis and location: FOB US Gulf

Timing: Loading four to seven weeks forward from the date of publication

Frequency: Weekly

Unit of assessment: $/mt

The assessment considers market information reported to Platts and published as heards throughout the day, including firm bids and offers, trades and indicative values, as well as any other data deemed relevant to the assessment process.

The assessment is published on Thursdays as a single "close" value with a 16:30 São Paulo time stamp and follows the São Paulo publishing calendar. If Thursday is a non-publishing day, then the assessment is published on the previous working day.

The assessment appears on Energy Core effective April 2, and will appear in the Sulphur Market Report and on the fixed page FE0361, effective May 7.

Platts decided to launch the FOB US Gulf Sulfur price assessment on March 17 in a subscriber note available here after proposing the assessment March 4.

Please send any feedback, questions and comments to fertilizer@spglobal.com and pricegroup@spglobal.com.

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