GCP Applied Technologies, a construction materials maker, released Q2 results showing a 29.7% year over year increase in revenue that exceeded expectations by 3.1%. CEO Simon Bates noted “multiple daily interruptions in our supply chain” that included “raw materials, packaging and transportation” as well as “an incredibly tight labor market.” GCP’s largest source is China, accounting for 47.5% of imports in Q2, and shipping data shows how they have shifted imports from the congested ports of Yantian and Shanghai. Imports from those ports fell by 44.5% year over year in Jul...