Stock Margin Debt Signal Reaches 5 Alarm Level Daniel R Moore Aug. 30, 2017 Summary -At the end of July 2017, NYSE margin debt was at an all-time record high of $549.9B. -Prior to the most recent major market corrections, NYSE margin debt peaked at 2.63% of GDP in mid-2007 and 2.78% in the year 2000. -The ratio of NYSE margin debt to GDP now stands at 2.86%. -This article reviews why the odds are high that record relative margin debt levels are signaling that the stock market has reached a cyclical peak. https://seekingalpha.com/article/4103012-stock-margin-debt-signal-reaches-5-alarm-level