Shares of Beacon Roofing Supply rise to a new all-time high after home-improvement retailer Home Depot struck a deal to buy its privately held competitor, SRS Distribution. Beacon Roofing Supply distributes roofing materials and complementary products, such as siding and waterproofing in North America. The Home Depot deal could be a sign that big retailers are warming up to the niche roofing industry, which has in recent years consolidated under a number of brands buying local and regional distributors. Shares of Beacon rise 3% to $97.94.