An extended slowdown in sales of cardboard boxes is intensifying concern that this holiday season will be a disappointing one for US retailers. US corrugated box shipments fell to the lowest third-quarter reading since 2015, maintaining the more measured pace seen in the previous quarter, according to the Fibre Box Association. Packaging companies in recent weeks have warned that economic uncertainty is weighing on retailers and consumers. …This time of year is crucial for the box industry, with shipments typically peaking in October as retailers prepare for the holidays. Box plants said orders were flat or below normal in October, while US consumer sentiment fell to a five-month low and manufacturing activity dropped for an eighth straight month. …US box industry shipments are poised to drop 1% to 1.5% this year versus 2024,” IP’s Andy Silvernail said last week. [to access the full story a Bloomberg subscription is required]