The price of OSB has increased 510% since January 2020, exceeding the peak price increase in lumber by nearly 180 percentage points in the USA, as the National Association of Home Builders (NAHB) reported.  Although plywood panel prices have substantially increased over the past 18 months as well, the increases have been less than half those seen in the OSB market. In addition to elevated prices, acute shortages have plagued the residential construction industry — particularly after the severe winter weather experienced in the south in February.    Prices and price fluctuations vary depending on use ...