As many of you know that have been following me for a long time, I often look at rising US corporate junk bond yields after long periods of decline as the proverbial “canary in the coal mine” to predict major trouble ahead in global stock markets. As you can see, US corporate junk bond yields have just started to rise after nearly a full year of plunging yields. Is the rise enough to spark concern? In my opinion, the rise in yields is not significant enough to yet spark major concern, but if they break 5.0% then at this point, I will dive deeper into the muck to see what I can find. So stay tuned, and if you have not yet subscribed to my free newsletter, please do so at the link at the top of this page.