On January 9, 2026, the spot contract for port-based ethylene glycol (polyester-grade, imported, primarily ethylene-based, with a minimum of 500 tons) exhibited a weak intraday basis. The basis for this week's contract softened intraday, with quotes ranging from -160 to -148. By the close, the basis for this week's contract had declined to -160 to -157, while the basis for next week's contract fell to -152 to -149. The basis for late January contracts was quoted at -140 to -137, for late February contracts at -89 to -85, and for late March contracts at -43 to -44.