That has the chart in a potential negative pattern of lower highs on rally attempts, and lower lows on the pullbacks from those rallies.

FORBES: Charts Say This Rally Is Not Yet In The Clear

Given the broader concerns about global growth and weakening demand for crude oil in the months ahead, this triangle could be a potential topping pattern.

FORBES: Crude Oil Wants To Slip Below $80 Again, Test $78

But one thing is clear: as the political season is heating up and I occasionally write about the potential contenders, a pattern has emerged that the candidates should clearly heed.

FORBES: My Really Random Poll Points to Howard Stern For President