The ICIS Weekly Margin – Ethylene US Report is published weekly

  • It contains the business model, the margin calculation and the model yield pattern and calculation
  • In the USG there are 14 pricing inputs used to generate the full content of the report and there are conversions to ethane, benzene, gasoline, residual fuel oil and natural gas
  • There is also a section for short-term changes and longer range views such as ethane versus naphtha feed and contract versus spot
  • The margin reports are designed to complement ICIS’ highly regarded pricing data and provides a clear indication of the direction of business cash costs and cash margins, forming a basis for informed market positioning by sellers, buyers and traders

Active Documents

Ethylene US Margin Analytics Methodology – 17 April 2019


This document is intended to provide methodology support for customers receiving the ICIS Weekly Margin – Ethylene US Analytics. ICIS continuously develops, reviews and revises its methodologies in consultation with industry participants. Previous versions of this methodology can be found under Archived Documents. For a copy of an archived methodology document, please email To […]