On September 19, Diebold Nixdorf (DBD) received a credit upgrade from S&P Global Ratings. While the move from “B” to “B+” still places the company’s debt in a category considered highly speculative, it is another sign of meaningful improvementI have been involved in the financial world for over 20 years with experience as an advisor, teacher, and writer. I am a full believer in the free-market system and that financial markets are efficient with most stocks reflecting their real current value. The best oppo ...