A peak inside bull market shows trouble brewing

The stats of this bull market are quite imposing to the bears:

One of the longest on record at six years and counting...

Gains of more than 200 percent...

Up another 12 percent in the last 12 months alone.

But a week after yet another record high, there are some troubling signs showing the internal strength of this rally is waning, which could mean we're in the final innings, some market seers said.