The mortgage leader is giving investors several reasons to be optimistic.I own a few dozen stocks in my portfolio, and as someone who typically invests in dividend stocks, small-cap stocks, and rate-sensitive sectors like real estate, I'm generally optimistic about my portfolio in a falling-rate environment. The median expectation is for another four 0.25% Federal Reserve rate cuts over the next year, and this could certainly be a positive catalyst.However, one stock that I'm particularly excited about for ...