Polystyrene Market in US Eases in August with Gradual Decline Expected Late 2025

Key Highlights

• The US Polystyrene market for GPPS and HIPS grades recorded a month on month decrease of around *.** in August?**** compared with July ****.
• Packaging demand for Polystyrene stayed steady, supported by consistent orders from food service industry, while demand from the construction sector was lower.
• Demand from the automotive and consumer goods sectors showed mixed results in line with broader manufacturing activity.
• Weekly data confirmed that Polystyrene prices did not change during August. The month on month decline reflected a lower average price compared with July, rather than any week to week movement.

Diving Deep into ChemAnalyst’s Quantitative Analysis

ChemAnalyst’s quantitative review confirms that both GPPS and HIPS grades of Polystyrene fell by about *.** in August?**** compared with July ****. As shown in the accompanying weekly Polystyrene price graph, prices for both grades stayed the same in all four weeks of August, following the late July...