The housing market is cratering. This fund manager finds more than a dozen ‘best-in-class’ real-estate firms selling for cheap.

It’s a mega earnings day, with some big names, especially on the tech side, rolling out. We’ll also get some housing data, with the state of that market a hot-button topic for investors as mortgage rates keep climbing. Last week, existing-home sales marked an eight-straight monthly fall, the first such streak since 2007. That’s as…